overdrive pulley

pete buck

Registered User
i am new to the sc game and i was wondering what was the difference between a 10% and a 5% overdrive pulleyfor the supercharger.which one is safer to use under normal driving condition.i just had the exhaust done(no cats with true dual and flos put on.i have heard horror stories of people blowing their head gaskets.any help would be apprec.also what is a good company that has a loy of aftermarket parts for the sc bird?
 
what size is your new pipe?
they say that 5% is ok on any stock car, and 10% should have upgraded exhaust.
10% overdrives your sc 10% faster than stock , 5% is 5%faster.
supercoupeperformance.com has lots of great aftermarket parts.
do some searching, you will find lots of parts.
 
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