Headers for 83 CJ7
#21
Guest
Posts: n/a
Re: Headers for 83 CJ7
It isn't all 'free' HP....
The extra load on the alternator does eat a few HP also. So you trade
off alternator and battery life for the fan.
Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's
DougW wrote:
>
> William Oliveri did pass the time by typing:
> > Doug,
> > How does an electric fan free up ponies? Does it cause a drag/resistance
> > on the system?
>
> Basically it transfers load from the engines belt system to the battery system
> so rather than having to spin a fan all the time your engine can send more power
> to the wheels. An added benefit is you can turn the electric fan off when fording
> streams. Get too deep and a belt driven fan can hit water and be forced into
> the radiator. (of course that is quite deep)
>
> Even with a mechanical clutch the fan is still taking power. An electric fan
> doesn't run if the cooling system doesn't need it.
>
> --
> DougW
The extra load on the alternator does eat a few HP also. So you trade
off alternator and battery life for the fan.
Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's
DougW wrote:
>
> William Oliveri did pass the time by typing:
> > Doug,
> > How does an electric fan free up ponies? Does it cause a drag/resistance
> > on the system?
>
> Basically it transfers load from the engines belt system to the battery system
> so rather than having to spin a fan all the time your engine can send more power
> to the wheels. An added benefit is you can turn the electric fan off when fording
> streams. Get too deep and a belt driven fan can hit water and be forced into
> the radiator. (of course that is quite deep)
>
> Even with a mechanical clutch the fan is still taking power. An electric fan
> doesn't run if the cooling system doesn't need it.
>
> --
> DougW
#22
Guest
Posts: n/a
Re: Headers for 83 CJ7
It isn't all 'free' HP....
The extra load on the alternator does eat a few HP also. So you trade
off alternator and battery life for the fan.
Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's
DougW wrote:
>
> William Oliveri did pass the time by typing:
> > Doug,
> > How does an electric fan free up ponies? Does it cause a drag/resistance
> > on the system?
>
> Basically it transfers load from the engines belt system to the battery system
> so rather than having to spin a fan all the time your engine can send more power
> to the wheels. An added benefit is you can turn the electric fan off when fording
> streams. Get too deep and a belt driven fan can hit water and be forced into
> the radiator. (of course that is quite deep)
>
> Even with a mechanical clutch the fan is still taking power. An electric fan
> doesn't run if the cooling system doesn't need it.
>
> --
> DougW
The extra load on the alternator does eat a few HP also. So you trade
off alternator and battery life for the fan.
Mike
86/00 CJ7 Laredo, 33x9.5 BFG Muds, 'glass nose to tail in '00
88 Cherokee 235 BFG AT's
DougW wrote:
>
> William Oliveri did pass the time by typing:
> > Doug,
> > How does an electric fan free up ponies? Does it cause a drag/resistance
> > on the system?
>
> Basically it transfers load from the engines belt system to the battery system
> so rather than having to spin a fan all the time your engine can send more power
> to the wheels. An added benefit is you can turn the electric fan off when fording
> streams. Get too deep and a belt driven fan can hit water and be forced into
> the radiator. (of course that is quite deep)
>
> Even with a mechanical clutch the fan is still taking power. An electric fan
> doesn't run if the cooling system doesn't need it.
>
> --
> DougW
#26
Guest
Posts: n/a
Re: Headers for 83 CJ7
George: do the John Nutter bypass on the computer>
--
CJ & XJ JIMMIE VP.of The North Iowa Off-road Club
"jcl64213" <3704040@gmail.com> wrote in message
news:2f1dc735.0410220713.4ba941e4@posting.google.c om...
>I have a question reguarding headers for my jeep. I have an 83 CJ7
> with 258 engine. So far all I have done is put in a K&N air filter in
> it. I would like to increase the horse power and was thinking of
> adding some headers. i was told headers will not make much of a
> diffrece. Is this true and does anyone have a better suggestion on
> how to add some power to my jeep. Thanks for any help that comes my
> way!!!
>
> George
>
--
CJ & XJ JIMMIE VP.of The North Iowa Off-road Club
"jcl64213" <3704040@gmail.com> wrote in message
news:2f1dc735.0410220713.4ba941e4@posting.google.c om...
>I have a question reguarding headers for my jeep. I have an 83 CJ7
> with 258 engine. So far all I have done is put in a K&N air filter in
> it. I would like to increase the horse power and was thinking of
> adding some headers. i was told headers will not make much of a
> diffrece. Is this true and does anyone have a better suggestion on
> how to add some power to my jeep. Thanks for any help that comes my
> way!!!
>
> George
>
#27
Guest
Posts: n/a
Re: Headers for 83 CJ7
George: do the John Nutter bypass on the computer>
--
CJ & XJ JIMMIE VP.of The North Iowa Off-road Club
"jcl64213" <3704040@gmail.com> wrote in message
news:2f1dc735.0410220713.4ba941e4@posting.google.c om...
>I have a question reguarding headers for my jeep. I have an 83 CJ7
> with 258 engine. So far all I have done is put in a K&N air filter in
> it. I would like to increase the horse power and was thinking of
> adding some headers. i was told headers will not make much of a
> diffrece. Is this true and does anyone have a better suggestion on
> how to add some power to my jeep. Thanks for any help that comes my
> way!!!
>
> George
>
--
CJ & XJ JIMMIE VP.of The North Iowa Off-road Club
"jcl64213" <3704040@gmail.com> wrote in message
news:2f1dc735.0410220713.4ba941e4@posting.google.c om...
>I have a question reguarding headers for my jeep. I have an 83 CJ7
> with 258 engine. So far all I have done is put in a K&N air filter in
> it. I would like to increase the horse power and was thinking of
> adding some headers. i was told headers will not make much of a
> diffrece. Is this true and does anyone have a better suggestion on
> how to add some power to my jeep. Thanks for any help that comes my
> way!!!
>
> George
>
#28
Guest
Posts: n/a
Re: Headers for 83 CJ7
George: do the John Nutter bypass on the computer>
--
CJ & XJ JIMMIE VP.of The North Iowa Off-road Club
"jcl64213" <3704040@gmail.com> wrote in message
news:2f1dc735.0410220713.4ba941e4@posting.google.c om...
>I have a question reguarding headers for my jeep. I have an 83 CJ7
> with 258 engine. So far all I have done is put in a K&N air filter in
> it. I would like to increase the horse power and was thinking of
> adding some headers. i was told headers will not make much of a
> diffrece. Is this true and does anyone have a better suggestion on
> how to add some power to my jeep. Thanks for any help that comes my
> way!!!
>
> George
>
--
CJ & XJ JIMMIE VP.of The North Iowa Off-road Club
"jcl64213" <3704040@gmail.com> wrote in message
news:2f1dc735.0410220713.4ba941e4@posting.google.c om...
>I have a question reguarding headers for my jeep. I have an 83 CJ7
> with 258 engine. So far all I have done is put in a K&N air filter in
> it. I would like to increase the horse power and was thinking of
> adding some headers. i was told headers will not make much of a
> diffrece. Is this true and does anyone have a better suggestion on
> how to add some power to my jeep. Thanks for any help that comes my
> way!!!
>
> George
>
#29
Guest
Posts: n/a
Re: Headers for 83 CJ7
http://home.sprynet.com/~dale02/ignmods.htm
JIM LAIRD wrote:
>
> George: do the John Nutter bypass on the computer>
JIM LAIRD wrote:
>
> George: do the John Nutter bypass on the computer>
#30
Guest
Posts: n/a
Re: Headers for 83 CJ7
http://home.sprynet.com/~dale02/ignmods.htm
JIM LAIRD wrote:
>
> George: do the John Nutter bypass on the computer>
JIM LAIRD wrote:
>
> George: do the John Nutter bypass on the computer>