Gas mileage
04-19-2006, 09:19 PM
#1
Guest
Posts: n/a
Re: Gas mileage
Yes, and thanks to the Congresscritters rushing that into effect the oil
companies are having to scramble to comply, and thats part of the reason
gas prices have gone up so much.
Jeff Dewitt
Coasty wrote:
> Also #5 all gasoline in the US will be E10 (10% alcohol) due to the phase
> out of MTbE.
> Coasty
>
> "Jeff DeWitt" <JeffDeWitt@nc.rr.com> wrote in message
> news:29i1g.1800$7u6.548@tornado.southeast.rr.com.. .
>
>>Some excellent suggestions, I will quibble a bit with number 10. I almost
>>always down shift and have never worn out a clutch. I agree if your trying
>>to wring every mile you can out of your gas you don't want to down shift
>>if you have a carburetor but on a fuel injected engine doesn't the fuel
>>supply cut off when decelerating?
>>
>>Jeff DeWitt
>>
>>JD Adams wrote:
>>
>>>Low shift points will help with the 4.0L straight-six, but I doubt it
>>>will help with the 4-banger. They like to rev, and make more torque
>>>and HP between 2500 and 3000 rpm.
>>>
>>>I recently clocked nearly 28 mpg. in my TJL. My secrets:
>>>
>>>1. Gentle acceleration, low shift points. Good for 4.0's, not so good
>>>for 2.5's. I often shift at 1200 rpm. around town. I don't give a
>>>damn about butt-sniffing, stoplight-racing morons. They eventually get
>>>a clue and go around me.
>>>
>>>2. Make the lights. Cut back your speed around town 5-7 mph. and you
>>>will more easily be able to cruise through green lights. Let the
>>>Bohemian Honda types race each other! They get great fuel mileage
>>>regardless how badly they drive, so they are of no concern. Jeeps are
>>>heavy. Starting/stopping eats fuel, especially when your ride weighs
>>>nearly two tons.
>>>
>>>3. Shift progressively. This is something that Semi drivers do
>>>routinely, and it applies here. I have a 13-sp. transmission in the
>>>Big Truck, but I don't use every available gear if I don't have to.
>>>You can skip a gear or two to save fuel and wear-n-tear if you do it
>>>gently.
>>>
>>>4. Lower rolling resistance. I spend most of my time on pavement, so I
>>>avoid running off-road tires. I also watch tire pressure pretty
>>>closely. You can run highway tires between 32 and 34 for better fuel
>>>mileage and longer tire life. Another way to lower resistance is to
>>>limit freeway speed to 60 mph. Tuck in 100 ft. behind a Semi for even
>>>better results, but don't tailgate.
>>>
>>>5. Use decent fuel. Cheap fuels are usually cut with alcohol which
>>>lowers fuel mileage. You don't get something for nothing. Stick with
>>>good quality fuels that avoid excessive amounts of alcohol for better
>>>performance and fuel mileage.
>>>
>>>6. Avoid warmups. Even in very cold regions, it is not neccessary to
>>>warm an engine longer than it takes to build normal oil pressure before
>>>you drive away. Do limit your engine speed however until it warms up
>>>to at least room tempurature.
>>>
>>>7. Use synthetic lubricants. You will see a 10 degree reduction in
>>>internal engine temps and a 2-5% increase in fuel mileage by using good
>>>quality synthetics in the drivetrain.
>>>
>>>8. Right-hand turn routes. UPS discovered this one a long time ago.
>>>If you are consolidating errands around town, arrange them in such a
>>>way that you make all right-hand turns. This saves a lot of time and
>>>fuel.
>>>
>>>9. Shift to neutral! If you're running an automatic transmission,
>>>shift to neutral when sitting at a long stop light. While drive is
>>>selected, the engine is constantly under load, which uses more fuel and
>>>creates a tremendous amount engine and transmission heat. Shift to
>>>neutral if you anticipate sitting more than 15 seconds for cooler temps
>>>and better fuel mileage.
>>>
>>>10. Don't downshift when comming to a stop. Not only does this use
>>>more fuel, it cuts your clutch life in half. Use the brakes - that's
>>>what they were designed for.
>>>
>>>11. Keep your engine in excellent tune. Do a tune-up yearly.
>>>Investigate MIL's immediately. Buy a code scanner and learn how to use
>>>it. Don't use el-cheapo filters or spark plugs - they fail quickly.
>>>Avoid gimmick add-on's and fuel additives.
>>>
>>>12. Park in the garage at night. This keeps the night chill off the
>>>drivetrain and allows a easier start-up and quicker warm-up when
>>>started in the morning.
>>>
>>>13. Lighten it up! If you don't use the back seat, pull and store it.
>>>If you're just plogging around town, you don't need 200-lbs. of rescue
>>>equipment in the back, so leave it in the garage.
>>>
>>>14. Circle the city. When I drive from one end of town to the other,
>>>I don't drive straight through: it's full of stop-signs, lights and
>>>traffic. Instead, I always plot a path AROUND the city, in a clockwise
>>>fashion, of course, to take advantage of quicker right-hand turning,
>>>using lesser-traveled rural roads.
>>>
>>>15. Hold your lane, avoid braking. Another Trucker staple. The best
>>>drivers stay in their own lane, and only change in anticipation of a
>>>turn. If you have to hit the brakes to make a turn, you're driving too
>>>fast. Every press on the brake pedal is fuel you have wasted. Slow
>>>further back from your turns enough that you can drop a gear and make
>>>the turn without having to hit the binders for maximum efficiency.
>>>Forget about the dorks on your bumper - they don't know what you know.
>>>
>>>16. Don't run bald tires. After 50-60% of the tread is gone, rolling
>>>resistance increases dramatically and bad weather traction suffers.
>>>Spend whatever it takes for the best quality and longest-wearing tires
>>>you can get. Name-brand tires with heavier, stiffer sidewalls offer
>>>better fuel mileage and longer wear. Avoid cheap tires like the plague
>>>they are. Avoid fitting anything wider than OEM specs as well: the
>>>wider the tires, the more rolling resistance you have to overcome.
>>>
>>>Enough for now. I don't see any reason why you can't get 30+ mpg. in a
>>>4-banger Jeep. A little knowledge will take you a long way.
>>>
>>>-JD
>>>
>
>
>
companies are having to scramble to comply, and thats part of the reason
gas prices have gone up so much.
Jeff Dewitt
Coasty wrote:
> Also #5 all gasoline in the US will be E10 (10% alcohol) due to the phase
> out of MTbE.
> Coasty
>
> "Jeff DeWitt" <JeffDeWitt@nc.rr.com> wrote in message
> news:29i1g.1800$7u6.548@tornado.southeast.rr.com.. .
>
>>Some excellent suggestions, I will quibble a bit with number 10. I almost
>>always down shift and have never worn out a clutch. I agree if your trying
>>to wring every mile you can out of your gas you don't want to down shift
>>if you have a carburetor but on a fuel injected engine doesn't the fuel
>>supply cut off when decelerating?
>>
>>Jeff DeWitt
>>
>>JD Adams wrote:
>>
>>>Low shift points will help with the 4.0L straight-six, but I doubt it
>>>will help with the 4-banger. They like to rev, and make more torque
>>>and HP between 2500 and 3000 rpm.
>>>
>>>I recently clocked nearly 28 mpg. in my TJL. My secrets:
>>>
>>>1. Gentle acceleration, low shift points. Good for 4.0's, not so good
>>>for 2.5's. I often shift at 1200 rpm. around town. I don't give a
>>>damn about butt-sniffing, stoplight-racing morons. They eventually get
>>>a clue and go around me.
>>>
>>>2. Make the lights. Cut back your speed around town 5-7 mph. and you
>>>will more easily be able to cruise through green lights. Let the
>>>Bohemian Honda types race each other! They get great fuel mileage
>>>regardless how badly they drive, so they are of no concern. Jeeps are
>>>heavy. Starting/stopping eats fuel, especially when your ride weighs
>>>nearly two tons.
>>>
>>>3. Shift progressively. This is something that Semi drivers do
>>>routinely, and it applies here. I have a 13-sp. transmission in the
>>>Big Truck, but I don't use every available gear if I don't have to.
>>>You can skip a gear or two to save fuel and wear-n-tear if you do it
>>>gently.
>>>
>>>4. Lower rolling resistance. I spend most of my time on pavement, so I
>>>avoid running off-road tires. I also watch tire pressure pretty
>>>closely. You can run highway tires between 32 and 34 for better fuel
>>>mileage and longer tire life. Another way to lower resistance is to
>>>limit freeway speed to 60 mph. Tuck in 100 ft. behind a Semi for even
>>>better results, but don't tailgate.
>>>
>>>5. Use decent fuel. Cheap fuels are usually cut with alcohol which
>>>lowers fuel mileage. You don't get something for nothing. Stick with
>>>good quality fuels that avoid excessive amounts of alcohol for better
>>>performance and fuel mileage.
>>>
>>>6. Avoid warmups. Even in very cold regions, it is not neccessary to
>>>warm an engine longer than it takes to build normal oil pressure before
>>>you drive away. Do limit your engine speed however until it warms up
>>>to at least room tempurature.
>>>
>>>7. Use synthetic lubricants. You will see a 10 degree reduction in
>>>internal engine temps and a 2-5% increase in fuel mileage by using good
>>>quality synthetics in the drivetrain.
>>>
>>>8. Right-hand turn routes. UPS discovered this one a long time ago.
>>>If you are consolidating errands around town, arrange them in such a
>>>way that you make all right-hand turns. This saves a lot of time and
>>>fuel.
>>>
>>>9. Shift to neutral! If you're running an automatic transmission,
>>>shift to neutral when sitting at a long stop light. While drive is
>>>selected, the engine is constantly under load, which uses more fuel and
>>>creates a tremendous amount engine and transmission heat. Shift to
>>>neutral if you anticipate sitting more than 15 seconds for cooler temps
>>>and better fuel mileage.
>>>
>>>10. Don't downshift when comming to a stop. Not only does this use
>>>more fuel, it cuts your clutch life in half. Use the brakes - that's
>>>what they were designed for.
>>>
>>>11. Keep your engine in excellent tune. Do a tune-up yearly.
>>>Investigate MIL's immediately. Buy a code scanner and learn how to use
>>>it. Don't use el-cheapo filters or spark plugs - they fail quickly.
>>>Avoid gimmick add-on's and fuel additives.
>>>
>>>12. Park in the garage at night. This keeps the night chill off the
>>>drivetrain and allows a easier start-up and quicker warm-up when
>>>started in the morning.
>>>
>>>13. Lighten it up! If you don't use the back seat, pull and store it.
>>>If you're just plogging around town, you don't need 200-lbs. of rescue
>>>equipment in the back, so leave it in the garage.
>>>
>>>14. Circle the city. When I drive from one end of town to the other,
>>>I don't drive straight through: it's full of stop-signs, lights and
>>>traffic. Instead, I always plot a path AROUND the city, in a clockwise
>>>fashion, of course, to take advantage of quicker right-hand turning,
>>>using lesser-traveled rural roads.
>>>
>>>15. Hold your lane, avoid braking. Another Trucker staple. The best
>>>drivers stay in their own lane, and only change in anticipation of a
>>>turn. If you have to hit the brakes to make a turn, you're driving too
>>>fast. Every press on the brake pedal is fuel you have wasted. Slow
>>>further back from your turns enough that you can drop a gear and make
>>>the turn without having to hit the binders for maximum efficiency.
>>>Forget about the dorks on your bumper - they don't know what you know.
>>>
>>>16. Don't run bald tires. After 50-60% of the tread is gone, rolling
>>>resistance increases dramatically and bad weather traction suffers.
>>>Spend whatever it takes for the best quality and longest-wearing tires
>>>you can get. Name-brand tires with heavier, stiffer sidewalls offer
>>>better fuel mileage and longer wear. Avoid cheap tires like the plague
>>>they are. Avoid fitting anything wider than OEM specs as well: the
>>>wider the tires, the more rolling resistance you have to overcome.
>>>
>>>Enough for now. I don't see any reason why you can't get 30+ mpg. in a
>>>4-banger Jeep. A little knowledge will take you a long way.
>>>
>>>-JD
>>>
>
>
>
04-19-2006, 09:19 PM
#2
Guest
Posts: n/a
Re: Gas mileage
Yes, and thanks to the Congresscritters rushing that into effect the oil
companies are having to scramble to comply, and thats part of the reason
gas prices have gone up so much.
Jeff Dewitt
Coasty wrote:
> Also #5 all gasoline in the US will be E10 (10% alcohol) due to the phase
> out of MTbE.
> Coasty
>
> "Jeff DeWitt" <JeffDeWitt@nc.rr.com> wrote in message
> news:29i1g.1800$7u6.548@tornado.southeast.rr.com.. .
>
>>Some excellent suggestions, I will quibble a bit with number 10. I almost
>>always down shift and have never worn out a clutch. I agree if your trying
>>to wring every mile you can out of your gas you don't want to down shift
>>if you have a carburetor but on a fuel injected engine doesn't the fuel
>>supply cut off when decelerating?
>>
>>Jeff DeWitt
>>
>>JD Adams wrote:
>>
>>>Low shift points will help with the 4.0L straight-six, but I doubt it
>>>will help with the 4-banger. They like to rev, and make more torque
>>>and HP between 2500 and 3000 rpm.
>>>
>>>I recently clocked nearly 28 mpg. in my TJL. My secrets:
>>>
>>>1. Gentle acceleration, low shift points. Good for 4.0's, not so good
>>>for 2.5's. I often shift at 1200 rpm. around town. I don't give a
>>>damn about butt-sniffing, stoplight-racing morons. They eventually get
>>>a clue and go around me.
>>>
>>>2. Make the lights. Cut back your speed around town 5-7 mph. and you
>>>will more easily be able to cruise through green lights. Let the
>>>Bohemian Honda types race each other! They get great fuel mileage
>>>regardless how badly they drive, so they are of no concern. Jeeps are
>>>heavy. Starting/stopping eats fuel, especially when your ride weighs
>>>nearly two tons.
>>>
>>>3. Shift progressively. This is something that Semi drivers do
>>>routinely, and it applies here. I have a 13-sp. transmission in the
>>>Big Truck, but I don't use every available gear if I don't have to.
>>>You can skip a gear or two to save fuel and wear-n-tear if you do it
>>>gently.
>>>
>>>4. Lower rolling resistance. I spend most of my time on pavement, so I
>>>avoid running off-road tires. I also watch tire pressure pretty
>>>closely. You can run highway tires between 32 and 34 for better fuel
>>>mileage and longer tire life. Another way to lower resistance is to
>>>limit freeway speed to 60 mph. Tuck in 100 ft. behind a Semi for even
>>>better results, but don't tailgate.
>>>
>>>5. Use decent fuel. Cheap fuels are usually cut with alcohol which
>>>lowers fuel mileage. You don't get something for nothing. Stick with
>>>good quality fuels that avoid excessive amounts of alcohol for better
>>>performance and fuel mileage.
>>>
>>>6. Avoid warmups. Even in very cold regions, it is not neccessary to
>>>warm an engine longer than it takes to build normal oil pressure before
>>>you drive away. Do limit your engine speed however until it warms up
>>>to at least room tempurature.
>>>
>>>7. Use synthetic lubricants. You will see a 10 degree reduction in
>>>internal engine temps and a 2-5% increase in fuel mileage by using good
>>>quality synthetics in the drivetrain.
>>>
>>>8. Right-hand turn routes. UPS discovered this one a long time ago.
>>>If you are consolidating errands around town, arrange them in such a
>>>way that you make all right-hand turns. This saves a lot of time and
>>>fuel.
>>>
>>>9. Shift to neutral! If you're running an automatic transmission,
>>>shift to neutral when sitting at a long stop light. While drive is
>>>selected, the engine is constantly under load, which uses more fuel and
>>>creates a tremendous amount engine and transmission heat. Shift to
>>>neutral if you anticipate sitting more than 15 seconds for cooler temps
>>>and better fuel mileage.
>>>
>>>10. Don't downshift when comming to a stop. Not only does this use
>>>more fuel, it cuts your clutch life in half. Use the brakes - that's
>>>what they were designed for.
>>>
>>>11. Keep your engine in excellent tune. Do a tune-up yearly.
>>>Investigate MIL's immediately. Buy a code scanner and learn how to use
>>>it. Don't use el-cheapo filters or spark plugs - they fail quickly.
>>>Avoid gimmick add-on's and fuel additives.
>>>
>>>12. Park in the garage at night. This keeps the night chill off the
>>>drivetrain and allows a easier start-up and quicker warm-up when
>>>started in the morning.
>>>
>>>13. Lighten it up! If you don't use the back seat, pull and store it.
>>>If you're just plogging around town, you don't need 200-lbs. of rescue
>>>equipment in the back, so leave it in the garage.
>>>
>>>14. Circle the city. When I drive from one end of town to the other,
>>>I don't drive straight through: it's full of stop-signs, lights and
>>>traffic. Instead, I always plot a path AROUND the city, in a clockwise
>>>fashion, of course, to take advantage of quicker right-hand turning,
>>>using lesser-traveled rural roads.
>>>
>>>15. Hold your lane, avoid braking. Another Trucker staple. The best
>>>drivers stay in their own lane, and only change in anticipation of a
>>>turn. If you have to hit the brakes to make a turn, you're driving too
>>>fast. Every press on the brake pedal is fuel you have wasted. Slow
>>>further back from your turns enough that you can drop a gear and make
>>>the turn without having to hit the binders for maximum efficiency.
>>>Forget about the dorks on your bumper - they don't know what you know.
>>>
>>>16. Don't run bald tires. After 50-60% of the tread is gone, rolling
>>>resistance increases dramatically and bad weather traction suffers.
>>>Spend whatever it takes for the best quality and longest-wearing tires
>>>you can get. Name-brand tires with heavier, stiffer sidewalls offer
>>>better fuel mileage and longer wear. Avoid cheap tires like the plague
>>>they are. Avoid fitting anything wider than OEM specs as well: the
>>>wider the tires, the more rolling resistance you have to overcome.
>>>
>>>Enough for now. I don't see any reason why you can't get 30+ mpg. in a
>>>4-banger Jeep. A little knowledge will take you a long way.
>>>
>>>-JD
>>>
>
>
>
companies are having to scramble to comply, and thats part of the reason
gas prices have gone up so much.
Jeff Dewitt
Coasty wrote:
> Also #5 all gasoline in the US will be E10 (10% alcohol) due to the phase
> out of MTbE.
> Coasty
>
> "Jeff DeWitt" <JeffDeWitt@nc.rr.com> wrote in message
> news:29i1g.1800$7u6.548@tornado.southeast.rr.com.. .
>
>>Some excellent suggestions, I will quibble a bit with number 10. I almost
>>always down shift and have never worn out a clutch. I agree if your trying
>>to wring every mile you can out of your gas you don't want to down shift
>>if you have a carburetor but on a fuel injected engine doesn't the fuel
>>supply cut off when decelerating?
>>
>>Jeff DeWitt
>>
>>JD Adams wrote:
>>
>>>Low shift points will help with the 4.0L straight-six, but I doubt it
>>>will help with the 4-banger. They like to rev, and make more torque
>>>and HP between 2500 and 3000 rpm.
>>>
>>>I recently clocked nearly 28 mpg. in my TJL. My secrets:
>>>
>>>1. Gentle acceleration, low shift points. Good for 4.0's, not so good
>>>for 2.5's. I often shift at 1200 rpm. around town. I don't give a
>>>damn about butt-sniffing, stoplight-racing morons. They eventually get
>>>a clue and go around me.
>>>
>>>2. Make the lights. Cut back your speed around town 5-7 mph. and you
>>>will more easily be able to cruise through green lights. Let the
>>>Bohemian Honda types race each other! They get great fuel mileage
>>>regardless how badly they drive, so they are of no concern. Jeeps are
>>>heavy. Starting/stopping eats fuel, especially when your ride weighs
>>>nearly two tons.
>>>
>>>3. Shift progressively. This is something that Semi drivers do
>>>routinely, and it applies here. I have a 13-sp. transmission in the
>>>Big Truck, but I don't use every available gear if I don't have to.
>>>You can skip a gear or two to save fuel and wear-n-tear if you do it
>>>gently.
>>>
>>>4. Lower rolling resistance. I spend most of my time on pavement, so I
>>>avoid running off-road tires. I also watch tire pressure pretty
>>>closely. You can run highway tires between 32 and 34 for better fuel
>>>mileage and longer tire life. Another way to lower resistance is to
>>>limit freeway speed to 60 mph. Tuck in 100 ft. behind a Semi for even
>>>better results, but don't tailgate.
>>>
>>>5. Use decent fuel. Cheap fuels are usually cut with alcohol which
>>>lowers fuel mileage. You don't get something for nothing. Stick with
>>>good quality fuels that avoid excessive amounts of alcohol for better
>>>performance and fuel mileage.
>>>
>>>6. Avoid warmups. Even in very cold regions, it is not neccessary to
>>>warm an engine longer than it takes to build normal oil pressure before
>>>you drive away. Do limit your engine speed however until it warms up
>>>to at least room tempurature.
>>>
>>>7. Use synthetic lubricants. You will see a 10 degree reduction in
>>>internal engine temps and a 2-5% increase in fuel mileage by using good
>>>quality synthetics in the drivetrain.
>>>
>>>8. Right-hand turn routes. UPS discovered this one a long time ago.
>>>If you are consolidating errands around town, arrange them in such a
>>>way that you make all right-hand turns. This saves a lot of time and
>>>fuel.
>>>
>>>9. Shift to neutral! If you're running an automatic transmission,
>>>shift to neutral when sitting at a long stop light. While drive is
>>>selected, the engine is constantly under load, which uses more fuel and
>>>creates a tremendous amount engine and transmission heat. Shift to
>>>neutral if you anticipate sitting more than 15 seconds for cooler temps
>>>and better fuel mileage.
>>>
>>>10. Don't downshift when comming to a stop. Not only does this use
>>>more fuel, it cuts your clutch life in half. Use the brakes - that's
>>>what they were designed for.
>>>
>>>11. Keep your engine in excellent tune. Do a tune-up yearly.
>>>Investigate MIL's immediately. Buy a code scanner and learn how to use
>>>it. Don't use el-cheapo filters or spark plugs - they fail quickly.
>>>Avoid gimmick add-on's and fuel additives.
>>>
>>>12. Park in the garage at night. This keeps the night chill off the
>>>drivetrain and allows a easier start-up and quicker warm-up when
>>>started in the morning.
>>>
>>>13. Lighten it up! If you don't use the back seat, pull and store it.
>>>If you're just plogging around town, you don't need 200-lbs. of rescue
>>>equipment in the back, so leave it in the garage.
>>>
>>>14. Circle the city. When I drive from one end of town to the other,
>>>I don't drive straight through: it's full of stop-signs, lights and
>>>traffic. Instead, I always plot a path AROUND the city, in a clockwise
>>>fashion, of course, to take advantage of quicker right-hand turning,
>>>using lesser-traveled rural roads.
>>>
>>>15. Hold your lane, avoid braking. Another Trucker staple. The best
>>>drivers stay in their own lane, and only change in anticipation of a
>>>turn. If you have to hit the brakes to make a turn, you're driving too
>>>fast. Every press on the brake pedal is fuel you have wasted. Slow
>>>further back from your turns enough that you can drop a gear and make
>>>the turn without having to hit the binders for maximum efficiency.
>>>Forget about the dorks on your bumper - they don't know what you know.
>>>
>>>16. Don't run bald tires. After 50-60% of the tread is gone, rolling
>>>resistance increases dramatically and bad weather traction suffers.
>>>Spend whatever it takes for the best quality and longest-wearing tires
>>>you can get. Name-brand tires with heavier, stiffer sidewalls offer
>>>better fuel mileage and longer wear. Avoid cheap tires like the plague
>>>they are. Avoid fitting anything wider than OEM specs as well: the
>>>wider the tires, the more rolling resistance you have to overcome.
>>>
>>>Enough for now. I don't see any reason why you can't get 30+ mpg. in a
>>>4-banger Jeep. A little knowledge will take you a long way.
>>>
>>>-JD
>>>
>
>
>
04-19-2006, 09:19 PM
#3
Guest
Posts: n/a
Re: Gas mileage
Yes, and thanks to the Congresscritters rushing that into effect the oil
companies are having to scramble to comply, and thats part of the reason
gas prices have gone up so much.
Jeff Dewitt
Coasty wrote:
> Also #5 all gasoline in the US will be E10 (10% alcohol) due to the phase
> out of MTbE.
> Coasty
>
> "Jeff DeWitt" <JeffDeWitt@nc.rr.com> wrote in message
> news:29i1g.1800$7u6.548@tornado.southeast.rr.com.. .
>
>>Some excellent suggestions, I will quibble a bit with number 10. I almost
>>always down shift and have never worn out a clutch. I agree if your trying
>>to wring every mile you can out of your gas you don't want to down shift
>>if you have a carburetor but on a fuel injected engine doesn't the fuel
>>supply cut off when decelerating?
>>
>>Jeff DeWitt
>>
>>JD Adams wrote:
>>
>>>Low shift points will help with the 4.0L straight-six, but I doubt it
>>>will help with the 4-banger. They like to rev, and make more torque
>>>and HP between 2500 and 3000 rpm.
>>>
>>>I recently clocked nearly 28 mpg. in my TJL. My secrets:
>>>
>>>1. Gentle acceleration, low shift points. Good for 4.0's, not so good
>>>for 2.5's. I often shift at 1200 rpm. around town. I don't give a
>>>damn about butt-sniffing, stoplight-racing morons. They eventually get
>>>a clue and go around me.
>>>
>>>2. Make the lights. Cut back your speed around town 5-7 mph. and you
>>>will more easily be able to cruise through green lights. Let the
>>>Bohemian Honda types race each other! They get great fuel mileage
>>>regardless how badly they drive, so they are of no concern. Jeeps are
>>>heavy. Starting/stopping eats fuel, especially when your ride weighs
>>>nearly two tons.
>>>
>>>3. Shift progressively. This is something that Semi drivers do
>>>routinely, and it applies here. I have a 13-sp. transmission in the
>>>Big Truck, but I don't use every available gear if I don't have to.
>>>You can skip a gear or two to save fuel and wear-n-tear if you do it
>>>gently.
>>>
>>>4. Lower rolling resistance. I spend most of my time on pavement, so I
>>>avoid running off-road tires. I also watch tire pressure pretty
>>>closely. You can run highway tires between 32 and 34 for better fuel
>>>mileage and longer tire life. Another way to lower resistance is to
>>>limit freeway speed to 60 mph. Tuck in 100 ft. behind a Semi for even
>>>better results, but don't tailgate.
>>>
>>>5. Use decent fuel. Cheap fuels are usually cut with alcohol which
>>>lowers fuel mileage. You don't get something for nothing. Stick with
>>>good quality fuels that avoid excessive amounts of alcohol for better
>>>performance and fuel mileage.
>>>
>>>6. Avoid warmups. Even in very cold regions, it is not neccessary to
>>>warm an engine longer than it takes to build normal oil pressure before
>>>you drive away. Do limit your engine speed however until it warms up
>>>to at least room tempurature.
>>>
>>>7. Use synthetic lubricants. You will see a 10 degree reduction in
>>>internal engine temps and a 2-5% increase in fuel mileage by using good
>>>quality synthetics in the drivetrain.
>>>
>>>8. Right-hand turn routes. UPS discovered this one a long time ago.
>>>If you are consolidating errands around town, arrange them in such a
>>>way that you make all right-hand turns. This saves a lot of time and
>>>fuel.
>>>
>>>9. Shift to neutral! If you're running an automatic transmission,
>>>shift to neutral when sitting at a long stop light. While drive is
>>>selected, the engine is constantly under load, which uses more fuel and
>>>creates a tremendous amount engine and transmission heat. Shift to
>>>neutral if you anticipate sitting more than 15 seconds for cooler temps
>>>and better fuel mileage.
>>>
>>>10. Don't downshift when comming to a stop. Not only does this use
>>>more fuel, it cuts your clutch life in half. Use the brakes - that's
>>>what they were designed for.
>>>
>>>11. Keep your engine in excellent tune. Do a tune-up yearly.
>>>Investigate MIL's immediately. Buy a code scanner and learn how to use
>>>it. Don't use el-cheapo filters or spark plugs - they fail quickly.
>>>Avoid gimmick add-on's and fuel additives.
>>>
>>>12. Park in the garage at night. This keeps the night chill off the
>>>drivetrain and allows a easier start-up and quicker warm-up when
>>>started in the morning.
>>>
>>>13. Lighten it up! If you don't use the back seat, pull and store it.
>>>If you're just plogging around town, you don't need 200-lbs. of rescue
>>>equipment in the back, so leave it in the garage.
>>>
>>>14. Circle the city. When I drive from one end of town to the other,
>>>I don't drive straight through: it's full of stop-signs, lights and
>>>traffic. Instead, I always plot a path AROUND the city, in a clockwise
>>>fashion, of course, to take advantage of quicker right-hand turning,
>>>using lesser-traveled rural roads.
>>>
>>>15. Hold your lane, avoid braking. Another Trucker staple. The best
>>>drivers stay in their own lane, and only change in anticipation of a
>>>turn. If you have to hit the brakes to make a turn, you're driving too
>>>fast. Every press on the brake pedal is fuel you have wasted. Slow
>>>further back from your turns enough that you can drop a gear and make
>>>the turn without having to hit the binders for maximum efficiency.
>>>Forget about the dorks on your bumper - they don't know what you know.
>>>
>>>16. Don't run bald tires. After 50-60% of the tread is gone, rolling
>>>resistance increases dramatically and bad weather traction suffers.
>>>Spend whatever it takes for the best quality and longest-wearing tires
>>>you can get. Name-brand tires with heavier, stiffer sidewalls offer
>>>better fuel mileage and longer wear. Avoid cheap tires like the plague
>>>they are. Avoid fitting anything wider than OEM specs as well: the
>>>wider the tires, the more rolling resistance you have to overcome.
>>>
>>>Enough for now. I don't see any reason why you can't get 30+ mpg. in a
>>>4-banger Jeep. A little knowledge will take you a long way.
>>>
>>>-JD
>>>
>
>
>
companies are having to scramble to comply, and thats part of the reason
gas prices have gone up so much.
Jeff Dewitt
Coasty wrote:
> Also #5 all gasoline in the US will be E10 (10% alcohol) due to the phase
> out of MTbE.
> Coasty
>
> "Jeff DeWitt" <JeffDeWitt@nc.rr.com> wrote in message
> news:29i1g.1800$7u6.548@tornado.southeast.rr.com.. .
>
>>Some excellent suggestions, I will quibble a bit with number 10. I almost
>>always down shift and have never worn out a clutch. I agree if your trying
>>to wring every mile you can out of your gas you don't want to down shift
>>if you have a carburetor but on a fuel injected engine doesn't the fuel
>>supply cut off when decelerating?
>>
>>Jeff DeWitt
>>
>>JD Adams wrote:
>>
>>>Low shift points will help with the 4.0L straight-six, but I doubt it
>>>will help with the 4-banger. They like to rev, and make more torque
>>>and HP between 2500 and 3000 rpm.
>>>
>>>I recently clocked nearly 28 mpg. in my TJL. My secrets:
>>>
>>>1. Gentle acceleration, low shift points. Good for 4.0's, not so good
>>>for 2.5's. I often shift at 1200 rpm. around town. I don't give a
>>>damn about butt-sniffing, stoplight-racing morons. They eventually get
>>>a clue and go around me.
>>>
>>>2. Make the lights. Cut back your speed around town 5-7 mph. and you
>>>will more easily be able to cruise through green lights. Let the
>>>Bohemian Honda types race each other! They get great fuel mileage
>>>regardless how badly they drive, so they are of no concern. Jeeps are
>>>heavy. Starting/stopping eats fuel, especially when your ride weighs
>>>nearly two tons.
>>>
>>>3. Shift progressively. This is something that Semi drivers do
>>>routinely, and it applies here. I have a 13-sp. transmission in the
>>>Big Truck, but I don't use every available gear if I don't have to.
>>>You can skip a gear or two to save fuel and wear-n-tear if you do it
>>>gently.
>>>
>>>4. Lower rolling resistance. I spend most of my time on pavement, so I
>>>avoid running off-road tires. I also watch tire pressure pretty
>>>closely. You can run highway tires between 32 and 34 for better fuel
>>>mileage and longer tire life. Another way to lower resistance is to
>>>limit freeway speed to 60 mph. Tuck in 100 ft. behind a Semi for even
>>>better results, but don't tailgate.
>>>
>>>5. Use decent fuel. Cheap fuels are usually cut with alcohol which
>>>lowers fuel mileage. You don't get something for nothing. Stick with
>>>good quality fuels that avoid excessive amounts of alcohol for better
>>>performance and fuel mileage.
>>>
>>>6. Avoid warmups. Even in very cold regions, it is not neccessary to
>>>warm an engine longer than it takes to build normal oil pressure before
>>>you drive away. Do limit your engine speed however until it warms up
>>>to at least room tempurature.
>>>
>>>7. Use synthetic lubricants. You will see a 10 degree reduction in
>>>internal engine temps and a 2-5% increase in fuel mileage by using good
>>>quality synthetics in the drivetrain.
>>>
>>>8. Right-hand turn routes. UPS discovered this one a long time ago.
>>>If you are consolidating errands around town, arrange them in such a
>>>way that you make all right-hand turns. This saves a lot of time and
>>>fuel.
>>>
>>>9. Shift to neutral! If you're running an automatic transmission,
>>>shift to neutral when sitting at a long stop light. While drive is
>>>selected, the engine is constantly under load, which uses more fuel and
>>>creates a tremendous amount engine and transmission heat. Shift to
>>>neutral if you anticipate sitting more than 15 seconds for cooler temps
>>>and better fuel mileage.
>>>
>>>10. Don't downshift when comming to a stop. Not only does this use
>>>more fuel, it cuts your clutch life in half. Use the brakes - that's
>>>what they were designed for.
>>>
>>>11. Keep your engine in excellent tune. Do a tune-up yearly.
>>>Investigate MIL's immediately. Buy a code scanner and learn how to use
>>>it. Don't use el-cheapo filters or spark plugs - they fail quickly.
>>>Avoid gimmick add-on's and fuel additives.
>>>
>>>12. Park in the garage at night. This keeps the night chill off the
>>>drivetrain and allows a easier start-up and quicker warm-up when
>>>started in the morning.
>>>
>>>13. Lighten it up! If you don't use the back seat, pull and store it.
>>>If you're just plogging around town, you don't need 200-lbs. of rescue
>>>equipment in the back, so leave it in the garage.
>>>
>>>14. Circle the city. When I drive from one end of town to the other,
>>>I don't drive straight through: it's full of stop-signs, lights and
>>>traffic. Instead, I always plot a path AROUND the city, in a clockwise
>>>fashion, of course, to take advantage of quicker right-hand turning,
>>>using lesser-traveled rural roads.
>>>
>>>15. Hold your lane, avoid braking. Another Trucker staple. The best
>>>drivers stay in their own lane, and only change in anticipation of a
>>>turn. If you have to hit the brakes to make a turn, you're driving too
>>>fast. Every press on the brake pedal is fuel you have wasted. Slow
>>>further back from your turns enough that you can drop a gear and make
>>>the turn without having to hit the binders for maximum efficiency.
>>>Forget about the dorks on your bumper - they don't know what you know.
>>>
>>>16. Don't run bald tires. After 50-60% of the tread is gone, rolling
>>>resistance increases dramatically and bad weather traction suffers.
>>>Spend whatever it takes for the best quality and longest-wearing tires
>>>you can get. Name-brand tires with heavier, stiffer sidewalls offer
>>>better fuel mileage and longer wear. Avoid cheap tires like the plague
>>>they are. Avoid fitting anything wider than OEM specs as well: the
>>>wider the tires, the more rolling resistance you have to overcome.
>>>
>>>Enough for now. I don't see any reason why you can't get 30+ mpg. in a
>>>4-banger Jeep. A little knowledge will take you a long way.
>>>
>>>-JD
>>>
>
>
>
04-19-2006, 10:23 PM
#4
Guest
Posts: n/a
Re: Gas mileage
Things could be worse:
http://www.eia.doe.gov/emeu/international/gas1.html
God Bless America, Bill O|||||||O
mailto:-------------------- http://www.----------.com/
Jeff DeWitt wrote:
>
> Yes, and thanks to the Congresscritters rushing that into effect the oil
> companies are having to scramble to comply, and thats part of the reason
> gas prices have gone up so much.
>
> Jeff Dewitt
http://www.eia.doe.gov/emeu/international/gas1.html
God Bless America, Bill O|||||||O
mailto:-------------------- http://www.----------.com/
Jeff DeWitt wrote:
>
> Yes, and thanks to the Congresscritters rushing that into effect the oil
> companies are having to scramble to comply, and thats part of the reason
> gas prices have gone up so much.
>
> Jeff Dewitt
04-19-2006, 10:23 PM
#5
Guest
Posts: n/a
Re: Gas mileage
Things could be worse:
http://www.eia.doe.gov/emeu/international/gas1.html
God Bless America, Bill O|||||||O
mailto:-------------------- http://www.----------.com/
Jeff DeWitt wrote:
>
> Yes, and thanks to the Congresscritters rushing that into effect the oil
> companies are having to scramble to comply, and thats part of the reason
> gas prices have gone up so much.
>
> Jeff Dewitt
http://www.eia.doe.gov/emeu/international/gas1.html
God Bless America, Bill O|||||||O
mailto:-------------------- http://www.----------.com/
Jeff DeWitt wrote:
>
> Yes, and thanks to the Congresscritters rushing that into effect the oil
> companies are having to scramble to comply, and thats part of the reason
> gas prices have gone up so much.
>
> Jeff Dewitt
04-19-2006, 10:23 PM
#6
Guest
Posts: n/a
Re: Gas mileage
Things could be worse:
http://www.eia.doe.gov/emeu/international/gas1.html
God Bless America, Bill O|||||||O
mailto:-------------------- http://www.----------.com/
Jeff DeWitt wrote:
>
> Yes, and thanks to the Congresscritters rushing that into effect the oil
> companies are having to scramble to comply, and thats part of the reason
> gas prices have gone up so much.
>
> Jeff Dewitt
http://www.eia.doe.gov/emeu/international/gas1.html
God Bless America, Bill O|||||||O
mailto:-------------------- http://www.----------.com/
Jeff DeWitt wrote:
>
> Yes, and thanks to the Congresscritters rushing that into effect the oil
> companies are having to scramble to comply, and thats part of the reason
> gas prices have gone up so much.
>
> Jeff Dewitt
04-19-2006, 11:00 PM
#7
Guest
Posts: n/a
Re: Gas mileage
Yeah, but wouldn't it be worth $6/gallon to be able to drive 160 mph on the
autobahn?
"L.W.(Bill) ------ III" <----------@***.net> wrote in message
news:4446F084.F622A278@***.net...
> Things could be worse:
> http://www.eia.doe.gov/emeu/international/gas1.html
> God Bless America, Bill O|||||||O
> mailto:-------------------- http://www.----------.com/
>
> Jeff DeWitt wrote:
> >
> > Yes, and thanks to the Congresscritters rushing that into effect the oil
> > companies are having to scramble to comply, and thats part of the reason
> > gas prices have gone up so much.
> >
> > Jeff Dewitt
autobahn?
"L.W.(Bill) ------ III" <----------@***.net> wrote in message
news:4446F084.F622A278@***.net...
> Things could be worse:
> http://www.eia.doe.gov/emeu/international/gas1.html
> God Bless America, Bill O|||||||O
> mailto:-------------------- http://www.----------.com/
>
> Jeff DeWitt wrote:
> >
> > Yes, and thanks to the Congresscritters rushing that into effect the oil
> > companies are having to scramble to comply, and thats part of the reason
> > gas prices have gone up so much.
> >
> > Jeff Dewitt
04-19-2006, 11:00 PM
#8
Guest
Posts: n/a
Re: Gas mileage
Yeah, but wouldn't it be worth $6/gallon to be able to drive 160 mph on the
autobahn?
"L.W.(Bill) ------ III" <----------@***.net> wrote in message
news:4446F084.F622A278@***.net...
> Things could be worse:
> http://www.eia.doe.gov/emeu/international/gas1.html
> God Bless America, Bill O|||||||O
> mailto:-------------------- http://www.----------.com/
>
> Jeff DeWitt wrote:
> >
> > Yes, and thanks to the Congresscritters rushing that into effect the oil
> > companies are having to scramble to comply, and thats part of the reason
> > gas prices have gone up so much.
> >
> > Jeff Dewitt
autobahn?
"L.W.(Bill) ------ III" <----------@***.net> wrote in message
news:4446F084.F622A278@***.net...
> Things could be worse:
> http://www.eia.doe.gov/emeu/international/gas1.html
> God Bless America, Bill O|||||||O
> mailto:-------------------- http://www.----------.com/
>
> Jeff DeWitt wrote:
> >
> > Yes, and thanks to the Congresscritters rushing that into effect the oil
> > companies are having to scramble to comply, and thats part of the reason
> > gas prices have gone up so much.
> >
> > Jeff Dewitt
04-19-2006, 11:00 PM
#9
Guest
Posts: n/a
Re: Gas mileage
Yeah, but wouldn't it be worth $6/gallon to be able to drive 160 mph on the
autobahn?
"L.W.(Bill) ------ III" <----------@***.net> wrote in message
news:4446F084.F622A278@***.net...
> Things could be worse:
> http://www.eia.doe.gov/emeu/international/gas1.html
> God Bless America, Bill O|||||||O
> mailto:-------------------- http://www.----------.com/
>
> Jeff DeWitt wrote:
> >
> > Yes, and thanks to the Congresscritters rushing that into effect the oil
> > companies are having to scramble to comply, and thats part of the reason
> > gas prices have gone up so much.
> >
> > Jeff Dewitt
autobahn?
"L.W.(Bill) ------ III" <----------@***.net> wrote in message
news:4446F084.F622A278@***.net...
> Things could be worse:
> http://www.eia.doe.gov/emeu/international/gas1.html
> God Bless America, Bill O|||||||O
> mailto:-------------------- http://www.----------.com/
>
> Jeff DeWitt wrote:
> >
> > Yes, and thanks to the Congresscritters rushing that into effect the oil
> > companies are having to scramble to comply, and thats part of the reason
> > gas prices have gone up so much.
> >
> > Jeff Dewitt
04-19-2006, 11:02 PM
#10
Guest
Posts: n/a
Re: Gas mileage
Not have to live in that country again.
God Bless America, Bill O|||||||O
mailto:-------------------- http://www.----------.com/
billy ray wrote:
>
> Yeah, but wouldn't it be worth $6/gallon to be able to drive 160 mph on the
> autobahn?
God Bless America, Bill O|||||||O
mailto:-------------------- http://www.----------.com/
billy ray wrote:
>
> Yeah, but wouldn't it be worth $6/gallon to be able to drive 160 mph on the
> autobahn?
