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roller rocker engine

1K views 3 replies 3 participants last post by  GDubinVegas 
#1 ·
What is the difference between the roller rocker engine and the non's. I was on SR20DE Forum and heard alot of talk about cams you can and cant use with the different engines. I have a 99' P11 does this mean my engine is a non roller rocker engine? Are there any pros and cons?:monkey:
 
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