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exgmguy · 06-06-2001, 02:17 PM

A good aftermarket rocker arm will be more stable at high rpm. (flexing) Also the stock stamped steel factory 1.6's are not a precision piece. There are inconsistencies in their manufacturing.

06-06-2001, 02:17 PM	#3
exgmguy Registered Member Join Date: Feb 1999 Location: Utica, Michigan Posts: 2,631	A good aftermarket rocker arm will be more stable at high rpm. (flexing) Also the stock stamped steel factory 1.6's are not a precision piece. There are inconsistencies in their manufacturing.