PDA

View Full Version : Port and Polished


Sim_Sima
03-20-2003, 08:04 PM
Can someone give me an idea of how much i should port my intake manifold for my 1988 325is engine. And possibly how much i could bore the throttle body if it is good to do?

BimmerJim®
03-20-2003, 08:28 PM
do a goole search for "metric mechinic BMW"

this guy is the GOD when it comes to flow dynamics. thers like 6 pages of porting techniques and flow chart results.

M50E30
03-21-2003, 12:08 AM
Originally posted by Sim_Sima
Can someone give me an idea of how much i should port my intake manifold for my 1988 325is engine. And possibly how much i could bore the throttle body if it is good to do?

PM empowerd. Don't know if he can do the intake but the TB should be no problem.

The Sly
03-23-2003, 01:19 AM
Yeap....BimmerJim® is right ...Check Metric mechanics web site...
They show you how to do it on a M20 cylinder head...
That is where i got my info and did it.....