6.2L LS3 V8 · Cylinder Head
Valve seat width (exhaust)
Specification
Production / metric 1.78 mm
Production / imperial 0.07 in
Measured with Caliper or seat marking compound.
Sources
- GM Service Information: Engine Mechanical Specifications (6.2L LS3), Document ID 2055077
Values are cited as facts. We do not reproduce the manufacturer's prose, table layout, or diagrams.