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

 

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

 

I appreciate everyone's input!! It seams I have lots to learn. I'm
starting with a HEI from e-bay for $165. Then maybe have someone
good bypass my computer and tune up the carb. I like the idea of have
25% more power.

 

I appreciate everyone's input!! It seams I have lots to learn. I'm
starting with a HEI from e-bay for $165. Then maybe have someone
good bypass my computer and tune up the carb. I like the idea of have
25% more power.

 

I appreciate everyone's input!! It seams I have lots to learn. I'm
starting with a HEI from e-bay for $165. Then maybe have someone
good bypass my computer and tune up the carb. I like the idea of have
25% more power.

 

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
>

 

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
>

 

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
>

 

http://home.sprynet.com/~dale02/ignmods.htm

JIM LAIRD wrote:
>
> George: do the John Nutter bypass on the computer>

 

http://home.sprynet.com/~dale02/ignmods.htm

JIM LAIRD wrote:
>
> George: do the John Nutter bypass on the computer>