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Thread: best Intake size piping

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Posts: 11-13 of 13
2012-04-29 17:23:26
#11
Originally Posted by cory
Usually stepping the intake down to throttle body size will make more power.

I've even seen 200whp cars gain with 4in piping stepped down to 3.5 then 3 and into a >70mm throttle body.....


Is that how urs is set up ? Also what length is it and do you,use a v stack at,the end.

Mine,is a lil a few mm at most bigger then my q45 and say maybe 2 feel long with a big K&N filter

Stratton.
2012-04-29 17:33:11
#12
My new one is about a foot and a half 4in, into the 90mm maf into about 8in of 3.5 into the q45. Dont really plan on testing lengths. Its out the head light, no stack for now.
2012-04-29 19:23:39
#13
Originally Posted by cory
Usually stepping the intake down to throttle body size will make more power.
I've even seen 200whp cars gain with 4in piping stepped down to 3.5 then 3 and into a >70mm throttle body.....


...and why is that? one word VELOCITY!
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