Quote:
Originally Posted by BCreekDave
You’ll get a bit more torque due to the tighter LSA on the LT-1 cam at the expense of high RPM horsepower. The 1.6 rockers on the intakes will add nothing IMHO. Some can run the 69Z’ on premium unleaded due to the late exhaust closing bleeding off compression. The LT-1 cam closes the exhaust earlier so as to raise the dynamic compression and most likely mandating some amount of race gas to prevent detonation
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the LT-1 has a wider (116) LSA actually and the shorter intake duration both contribute to dynamic compression issues
But Im asking specifically about the difference running the 1.6 on the intake vs 1.5 all things being equal.