Quote:
Originally Posted by 427 pantera
I had a 427 sb built.... builder used Yates c3 38cc heads. It's a street motor with a relatively mild cam (for good street manners). It's also fuel injected (terminator x) ...
... This was my first Ford build and I was letting the real experts handle it. I wanted a reliable, 600hp motor with good street manners that would run on pump gas. Any Yates head "gurus" here that could give me a little education on those heads?
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They are NASCAR heads designed to run on high-banked ovals at maximum engine speed for more than 500 miles. They were not designed for street applications. You are using them for a street application.