The '51 has had its original oil pressure gauge since grandpa put the first 235 in back in the 70's. It peggs it when the engine is cool, but as it warms up at idle it sits just above the 15# mark. It doesn't seem to be any worse for the wear.
-Tim
'51 Chevy 3104 w/'56 235, 848 Head, HEI Dizzy, Corvette Cam, Split Manifold and Dual Carter YF's
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