Chevrolet Small Block 4-Bolt Main Stud Installation Guide (1967–1997) — MP889
Main stud installation walkthrough for the 1967–1997 Chevrolet small block with 4-bolt mains — 30/60/90 ft-lb in three equal steps, CS314 thread chasing, the straightedge stud-height check, and the align-hone question.
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