Go with a 235 or 261. Everybody and his brother use smallblock Chevies. Almost as many use rat motors. Be different. The old 6's are bulletproof, and will endure anything, as long as you don't over-rev them. Good luck, and let us know what you decide.
-Tim
'51 Chevy 3104 w/'56 235, 848 Head, HEI Dizzy, Corvette Cam, Split Manifold and Dual Carter YF's
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