Piston
Need help! Which Piston is better for Turbo on B18B
189681 <-- Is for B18C 9:1 comp. but also fit right? The difference this one is 41.5 head CC
149223 < -- Is for B18B 8.5:1 comp. this one is 45 head CC
What is that anyways head CC?
189681 <-- Is for B18C 9:1 comp. but also fit right? The difference this one is 41.5 head CC
149223 < -- Is for B18B 8.5:1 comp. this one is 45 head CC
What is that anyways head CC?
head CC is the volume of the combustion chamber... i dont know much about this... but i think it will make a difference as to which head you are using if those 2 heads are different in CC
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