Im confused, the rating for the Summit engine is 320 hp.
I have seen several dyno pulls with a stock 360 mag short block with headers, holley 750 a dual plane stock cam, come in at 300 hp Summit advertises 320 hp with same set up, where is the extra 20 hp coming from ???
I have seen several dyno pulls with a stock 360 mag short block with headers, holley 750 a dual plane stock cam, come in at 300 hp Summit advertises 320 hp with same set up, where is the extra 20 hp coming from ???