Quote:
Originally Posted by ZeeTwentyFour
most older non-DI Ecotec engines are 9.5:1, but the 2.4 in the solstice/sky is 10.4:1. The new 2.2 is 10:1. The next 2.4 DI that will hit the market will be 11.4:1.
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normally you want a lower cr with FI. but with it being DI, I think it will be safe running boost. hell, ive seen diesels with 35:1 cr. but they are designed to run by detonating...
guess we'll have to wait and see