6.2L LS3 V8 · Valve Spring

Valve spring open pressure (at full lift)

Specification

Production / metric 1175 N (264 lbf)
Production / imperial 264 lbf

Measured with Spring tester at lifted height.

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.