4.2L running like a bag of crap
07-19-2005, 12:29 PM
#11
Guest
Posts: n/a
Re: 4.2L running like a bag of crap
ok, I'll check that. With the carb being so new I didn't actually think to
do that, I know these carbs can be troublsome.
Jason
"Mike Romain" <romainm@sympatico.ca> wrote in message
news:42DD25D7.FB13C2B5@sympatico.ca...
> 99% of the time it is the other way, running too lean which acts like
> too rich.
>
> Here is a good link to the test and likely fix for it. The tool used
> can be obtained at any welding supply shop, it is used for cleaning
> torch tips.
>
> http://www.off-road.com/jeep/tech/engine/carter.html
>
> Mike
> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> 88 Cherokee 235 BFG AT's
>
> Pi-Eyed Piper wrote:
>>
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
>> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
do that, I know these carbs can be troublsome.
Jason
"Mike Romain" <romainm@sympatico.ca> wrote in message
news:42DD25D7.FB13C2B5@sympatico.ca...
> 99% of the time it is the other way, running too lean which acts like
> too rich.
>
> Here is a good link to the test and likely fix for it. The tool used
> can be obtained at any welding supply shop, it is used for cleaning
> torch tips.
>
> http://www.off-road.com/jeep/tech/engine/carter.html
>
> Mike
> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> 88 Cherokee 235 BFG AT's
>
> Pi-Eyed Piper wrote:
>>
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
>> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
07-19-2005, 12:29 PM
#12
Guest
Posts: n/a
Re: 4.2L running like a bag of crap
ok, I'll check that. With the carb being so new I didn't actually think to
do that, I know these carbs can be troublsome.
Jason
"Mike Romain" <romainm@sympatico.ca> wrote in message
news:42DD25D7.FB13C2B5@sympatico.ca...
> 99% of the time it is the other way, running too lean which acts like
> too rich.
>
> Here is a good link to the test and likely fix for it. The tool used
> can be obtained at any welding supply shop, it is used for cleaning
> torch tips.
>
> http://www.off-road.com/jeep/tech/engine/carter.html
>
> Mike
> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> 88 Cherokee 235 BFG AT's
>
> Pi-Eyed Piper wrote:
>>
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
>> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
do that, I know these carbs can be troublsome.
Jason
"Mike Romain" <romainm@sympatico.ca> wrote in message
news:42DD25D7.FB13C2B5@sympatico.ca...
> 99% of the time it is the other way, running too lean which acts like
> too rich.
>
> Here is a good link to the test and likely fix for it. The tool used
> can be obtained at any welding supply shop, it is used for cleaning
> torch tips.
>
> http://www.off-road.com/jeep/tech/engine/carter.html
>
> Mike
> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> 88 Cherokee 235 BFG AT's
>
> Pi-Eyed Piper wrote:
>>
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
>> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
07-19-2005, 12:29 PM
#13
Guest
Posts: n/a
Re: 4.2L running like a bag of crap
ok, I'll check that. With the carb being so new I didn't actually think to
do that, I know these carbs can be troublsome.
Jason
"Mike Romain" <romainm@sympatico.ca> wrote in message
news:42DD25D7.FB13C2B5@sympatico.ca...
> 99% of the time it is the other way, running too lean which acts like
> too rich.
>
> Here is a good link to the test and likely fix for it. The tool used
> can be obtained at any welding supply shop, it is used for cleaning
> torch tips.
>
> http://www.off-road.com/jeep/tech/engine/carter.html
>
> Mike
> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> 88 Cherokee 235 BFG AT's
>
> Pi-Eyed Piper wrote:
>>
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
>> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
do that, I know these carbs can be troublsome.
Jason
"Mike Romain" <romainm@sympatico.ca> wrote in message
news:42DD25D7.FB13C2B5@sympatico.ca...
> 99% of the time it is the other way, running too lean which acts like
> too rich.
>
> Here is a good link to the test and likely fix for it. The tool used
> can be obtained at any welding supply shop, it is used for cleaning
> torch tips.
>
> http://www.off-road.com/jeep/tech/engine/carter.html
>
> Mike
> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> 88 Cherokee 235 BFG AT's
>
> Pi-Eyed Piper wrote:
>>
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
>> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
07-19-2005, 12:31 PM
#14
Guest
Posts: n/a
Re: 4.2L running like a bag of crap
K&N Filter and it was just cleaned a couple months ago, hasn't been offroad
since. I pulled the plugs when we did the carb, I'll check them again. Gas
at the same place.
"matt borland" <mborland@columbus.rr.com> wrote in message
news:hJ9De.31015$zY4.24242@tornado.ohiordc.rr.com. ..
>
> "Pi-Eyed Piper" <notta@hello.com> wrote in message
> news:MS8De.123242$HI.35377@edtnps84...
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
>
>
> Is the air cleaner element filthy? Have you looked at the needle-and-seat
> assembly in the carb to see if crud is getting past your fuel filter? Have
> you actually pulled the plugs to see how they look? Have you been getting
> gas at a different station than you used to?
>
> Just a few of the more obvious things to double-check in case you missed
> any of them...
>
>
>
> -Matt- "..."
>
>
since. I pulled the plugs when we did the carb, I'll check them again. Gas
at the same place.
"matt borland" <mborland@columbus.rr.com> wrote in message
news:hJ9De.31015$zY4.24242@tornado.ohiordc.rr.com. ..
>
> "Pi-Eyed Piper" <notta@hello.com> wrote in message
> news:MS8De.123242$HI.35377@edtnps84...
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
>
>
> Is the air cleaner element filthy? Have you looked at the needle-and-seat
> assembly in the carb to see if crud is getting past your fuel filter? Have
> you actually pulled the plugs to see how they look? Have you been getting
> gas at a different station than you used to?
>
> Just a few of the more obvious things to double-check in case you missed
> any of them...
>
>
>
> -Matt- "..."
>
>
07-19-2005, 12:31 PM
#15
Guest
Posts: n/a
Re: 4.2L running like a bag of crap
K&N Filter and it was just cleaned a couple months ago, hasn't been offroad
since. I pulled the plugs when we did the carb, I'll check them again. Gas
at the same place.
"matt borland" <mborland@columbus.rr.com> wrote in message
news:hJ9De.31015$zY4.24242@tornado.ohiordc.rr.com. ..
>
> "Pi-Eyed Piper" <notta@hello.com> wrote in message
> news:MS8De.123242$HI.35377@edtnps84...
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
>
>
> Is the air cleaner element filthy? Have you looked at the needle-and-seat
> assembly in the carb to see if crud is getting past your fuel filter? Have
> you actually pulled the plugs to see how they look? Have you been getting
> gas at a different station than you used to?
>
> Just a few of the more obvious things to double-check in case you missed
> any of them...
>
>
>
> -Matt- "..."
>
>
since. I pulled the plugs when we did the carb, I'll check them again. Gas
at the same place.
"matt borland" <mborland@columbus.rr.com> wrote in message
news:hJ9De.31015$zY4.24242@tornado.ohiordc.rr.com. ..
>
> "Pi-Eyed Piper" <notta@hello.com> wrote in message
> news:MS8De.123242$HI.35377@edtnps84...
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
>
>
> Is the air cleaner element filthy? Have you looked at the needle-and-seat
> assembly in the carb to see if crud is getting past your fuel filter? Have
> you actually pulled the plugs to see how they look? Have you been getting
> gas at a different station than you used to?
>
> Just a few of the more obvious things to double-check in case you missed
> any of them...
>
>
>
> -Matt- "..."
>
>
07-19-2005, 12:31 PM
#16
Guest
Posts: n/a
Re: 4.2L running like a bag of crap
K&N Filter and it was just cleaned a couple months ago, hasn't been offroad
since. I pulled the plugs when we did the carb, I'll check them again. Gas
at the same place.
"matt borland" <mborland@columbus.rr.com> wrote in message
news:hJ9De.31015$zY4.24242@tornado.ohiordc.rr.com. ..
>
> "Pi-Eyed Piper" <notta@hello.com> wrote in message
> news:MS8De.123242$HI.35377@edtnps84...
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
>
>
> Is the air cleaner element filthy? Have you looked at the needle-and-seat
> assembly in the carb to see if crud is getting past your fuel filter? Have
> you actually pulled the plugs to see how they look? Have you been getting
> gas at a different station than you used to?
>
> Just a few of the more obvious things to double-check in case you missed
> any of them...
>
>
>
> -Matt- "..."
>
>
since. I pulled the plugs when we did the carb, I'll check them again. Gas
at the same place.
"matt borland" <mborland@columbus.rr.com> wrote in message
news:hJ9De.31015$zY4.24242@tornado.ohiordc.rr.com. ..
>
> "Pi-Eyed Piper" <notta@hello.com> wrote in message
> news:MS8De.123242$HI.35377@edtnps84...
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
>
>
> Is the air cleaner element filthy? Have you looked at the needle-and-seat
> assembly in the carb to see if crud is getting past your fuel filter? Have
> you actually pulled the plugs to see how they look? Have you been getting
> gas at a different station than you used to?
>
> Just a few of the more obvious things to double-check in case you missed
> any of them...
>
>
>
> -Matt- "..."
>
>
07-19-2005, 12:31 PM
#17
Guest
Posts: n/a
Re: 4.2L running like a bag of crap
K&N Filter and it was just cleaned a couple months ago, hasn't been offroad
since. I pulled the plugs when we did the carb, I'll check them again. Gas
at the same place.
"matt borland" <mborland@columbus.rr.com> wrote in message
news:hJ9De.31015$zY4.24242@tornado.ohiordc.rr.com. ..
>
> "Pi-Eyed Piper" <notta@hello.com> wrote in message
> news:MS8De.123242$HI.35377@edtnps84...
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
>
>
> Is the air cleaner element filthy? Have you looked at the needle-and-seat
> assembly in the carb to see if crud is getting past your fuel filter? Have
> you actually pulled the plugs to see how they look? Have you been getting
> gas at a different station than you used to?
>
> Just a few of the more obvious things to double-check in case you missed
> any of them...
>
>
>
> -Matt- "..."
>
>
since. I pulled the plugs when we did the carb, I'll check them again. Gas
at the same place.
"matt borland" <mborland@columbus.rr.com> wrote in message
news:hJ9De.31015$zY4.24242@tornado.ohiordc.rr.com. ..
>
> "Pi-Eyed Piper" <notta@hello.com> wrote in message
> news:MS8De.123242$HI.35377@edtnps84...
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
>
>
> Is the air cleaner element filthy? Have you looked at the needle-and-seat
> assembly in the carb to see if crud is getting past your fuel filter? Have
> you actually pulled the plugs to see how they look? Have you been getting
> gas at a different station than you used to?
>
> Just a few of the more obvious things to double-check in case you missed
> any of them...
>
>
>
> -Matt- "..."
>
>
07-19-2005, 12:31 PM
#18
Guest
Posts: n/a
Re: 4.2L running like a bag of crap
when a vehicle runs lean does temp go up? Mine is still very normal
"Mike Romain" <romainm@sympatico.ca> wrote in message
news:42DD25D7.FB13C2B5@sympatico.ca...
> 99% of the time it is the other way, running too lean which acts like
> too rich.
>
> Here is a good link to the test and likely fix for it. The tool used
> can be obtained at any welding supply shop, it is used for cleaning
> torch tips.
>
> http://www.off-road.com/jeep/tech/engine/carter.html
>
> Mike
> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> 88 Cherokee 235 BFG AT's
>
> Pi-Eyed Piper wrote:
>>
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
>> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
"Mike Romain" <romainm@sympatico.ca> wrote in message
news:42DD25D7.FB13C2B5@sympatico.ca...
> 99% of the time it is the other way, running too lean which acts like
> too rich.
>
> Here is a good link to the test and likely fix for it. The tool used
> can be obtained at any welding supply shop, it is used for cleaning
> torch tips.
>
> http://www.off-road.com/jeep/tech/engine/carter.html
>
> Mike
> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> 88 Cherokee 235 BFG AT's
>
> Pi-Eyed Piper wrote:
>>
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
>> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
07-19-2005, 12:31 PM
#19
Guest
Posts: n/a
Re: 4.2L running like a bag of crap
when a vehicle runs lean does temp go up? Mine is still very normal
"Mike Romain" <romainm@sympatico.ca> wrote in message
news:42DD25D7.FB13C2B5@sympatico.ca...
> 99% of the time it is the other way, running too lean which acts like
> too rich.
>
> Here is a good link to the test and likely fix for it. The tool used
> can be obtained at any welding supply shop, it is used for cleaning
> torch tips.
>
> http://www.off-road.com/jeep/tech/engine/carter.html
>
> Mike
> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> 88 Cherokee 235 BFG AT's
>
> Pi-Eyed Piper wrote:
>>
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
>> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
"Mike Romain" <romainm@sympatico.ca> wrote in message
news:42DD25D7.FB13C2B5@sympatico.ca...
> 99% of the time it is the other way, running too lean which acts like
> too rich.
>
> Here is a good link to the test and likely fix for it. The tool used
> can be obtained at any welding supply shop, it is used for cleaning
> torch tips.
>
> http://www.off-road.com/jeep/tech/engine/carter.html
>
> Mike
> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> 88 Cherokee 235 BFG AT's
>
> Pi-Eyed Piper wrote:
>>
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
>> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
07-19-2005, 12:31 PM
#20
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Re: 4.2L running like a bag of crap
when a vehicle runs lean does temp go up? Mine is still very normal
"Mike Romain" <romainm@sympatico.ca> wrote in message
news:42DD25D7.FB13C2B5@sympatico.ca...
> 99% of the time it is the other way, running too lean which acts like
> too rich.
>
> Here is a good link to the test and likely fix for it. The tool used
> can be obtained at any welding supply shop, it is used for cleaning
> torch tips.
>
> http://www.off-road.com/jeep/tech/engine/carter.html
>
> Mike
> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> 88 Cherokee 235 BFG AT's
>
> Pi-Eyed Piper wrote:
>>
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
>> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason
"Mike Romain" <romainm@sympatico.ca> wrote in message
news:42DD25D7.FB13C2B5@sympatico.ca...
> 99% of the time it is the other way, running too lean which acts like
> too rich.
>
> Here is a good link to the test and likely fix for it. The tool used
> can be obtained at any welding supply shop, it is used for cleaning
> torch tips.
>
> http://www.off-road.com/jeep/tech/engine/carter.html
>
> Mike
> 86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
> 88 Cherokee 235 BFG AT's
>
> Pi-Eyed Piper wrote:
>>
>> I have a 4.2L with a brand new carb(nutters done) and header (feb) it has
>> run SWEET up until a month ago, now it's running like crap...
>>
>> It's running really rich, that's the main symptom. Mileage isn't bad but
>> it's not as good as it was. plugs have about 10K, wires are about a year
>> old. it doesn't sputter or hesitate and still has great power. It seems
>> to
>> run closer to normal when it's at operating temp, which makes sense.
>>
>> Could this be as simple as adjusting the fuel/air mixture? Just seems
>> weird
>> that "bang" it's running really rich
>>
>> any help is appreciated
>>
>> Jason