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PHOENIX · 08-14-2008, 07:39 AM

nope

and your compression ration mostly relies on your pistons/bore. If you want to change your compression ratio, look at pistons and headgasket.

08-14-2008, 07:39 AM	#4 (permalink)
PHOENIX Beams Owners Group Join Date: Mar 2005 Location: On Hiatus....... Posts: 9,266 Thanks: 92 Thanked 292 Times in 224 Posts Blog Entries: 1 My Google Map iTrader Rating: (49/100% )	nope and your compression ration mostly relies on your pistons/bore. If you want to change your compression ratio, look at pistons and headgasket.