Small Block & Big Block Chevy Specific Mouse & Rat Motor Discussion & Conversions

proper main bearing clearance?

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Old 06-29-2011, 06:58 PM
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Post proper main bearing clearance?

hey guys, what is the proper main bearing clearance in a 350 CI chevy SB street/strip usage?
Old 07-16-2011, 04:05 PM
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Rule of thumb, .001" per inch. I go a tad loose, .003" on the mains for a hot engine.

Al 95 Z28



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