Is there an aftermarket air intake system that is compatible with a throttle body spacer on the 4.0L engine? I would like to use a K&N FIPK, but it will not work with a throttle body spacer. I have a throttle body spacer and a homemade intake right now, but I would like something that has a heat shield. Any help would be appreciated!
Jeep Grand Cherokee 4.0L Throttle Body Spacer/Intake Compatibility
Sep 28, 2004
10 Replies
I hope you want this strictly for looks because a K&N and FIPK won't help performance on a Jeep 4.0L engine one iota. Really, no kidding.
Jerry
The red ones are pretty, though. :-)
Brian did pass the time by typing:
TB spacer = junk The power gain you feel is actually due to a change in the throttle cable geometry.
You would get some benefit from a slightly larger (bored out) TB. More if it's backed up with a tuned exhaust header and cat-back.
As for a heat shield (presume: air box) like the K$N system you can go get sheet stock and bend one. Then slide some door seal trim around the outside. That's what the K$N FIPK is anyway.
hint: build yourself one out of cardboard to get it fitting perfectly then transfer that to metal. If you don't have the equipment there you can usually find a local metal shop that will help you learn and are happy to help a hobbyist.
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Eric
Eric Shade did pass the time by typing:
:) Amazing, those have been around ever since magnets were "magic".
On the bright side you can use them to hold nuts while your working on the engine.
DougW proclaimed:
...err, OK? Wouldn't that tend to sort of give you a wedgie? I always just use a jock strap while working on a vehicle.
Yeppers Jerry and Bill are correct, there are no short cuts to HP and performance gain. You have to spend real big $$ to do anything noticeable not one of the snake oil salesmen will stand by their product with a guarantee. It reminds me of the fuel magnets to realign the electrons in the fuel to provide better fuel economy.
HarryS
Lon did pass the time by typing:
Nah, brass isn't magnetic. :)
I have a set I use to magnetize my screw drivers just slide the screw driver between the threw and it is magic works better than a fuel saver.
HarryS
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