6.2L LS3 V8 · Crankshaft

Main bearing journal taper limit

Specification

Production / metric 0.01 mm
Production / imperial 0.0004 in

Measured with Outside micrometer at journal ends.

Limits & variants

Service limit (used parts) 0.02 mm 0.00078 in

Sources

  • GM Service Information: Engine Mechanical Specifications (6.2L LS3), Document ID 2055077Captured 2026-05-28

Values are cited as facts. We do not reproduce the manufacturer's prose, table layout, or diagrams.