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7.56:1 conpression ratio good 4 a cosworth

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Old Oct 29, 2006 | 01:44 PM
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Default 7.56:1 conpression ratio good 4 a cosworth

got chance of a motor with 7.56:1 ratio told its a harvey gibbs build but no way of telling is this a good ratio and what sort of power will it take
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Old Oct 30, 2006 | 07:02 PM
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my old harvey gibbs built engine ran that exact same comp ratio fella,it ran 418bhp/409lbft on the engine dyno and was mapped to be rich for safety! perfect ratio for fast road use IMO!
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