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AzBob · 11-27-2023, 08:48 AM

Old wives tale about a 5.5:1 or 6:1 high compression head taking out the bearings. I run a 6:1 Snyders head and get better mileage more power and a cooler running engine.

11-27-2023, 08:48 AM	#17
AzBob Senior Member Join Date: Oct 2018 Location: Prescott, AZ Posts: 200	Re: Claim of 25% HP bump true? Old wives tale about a 5.5:1 or 6:1 high compression head taking out the bearings. I run a 6:1 Snyders head and get better mileage more power and a cooler running engine.