Thread: WHAT IS THE "RIGHT" COMPRESSION RATIO FOR PUMP GAS?
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Old 02-14-2011, 11:45 PM
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F ROCK F ROCK is offline
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my 455 is 9.2:1 runs fine on regular but i use plus just because i think the cheap gas is just that...cheap.
my durango's check engine light comes on whenever i use regular. i dont wanna gack up my new 455.

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