Operation CHARM: Car repair manuals for everyone.

Piston, Engine

Piston Piston Diameter (Coated Piston) Not Measurable
Clearance Production Interference Fit (coated piston)
Piston Ring Compression Top Groove Clearance 0.0012 - 0.0029 inch
Second Groove Clearance 0.0012 - 0.0029 inch
Top Ring Production Gap 0.012 - 0.018 inch
Top Ring Service Limit Gap 0.018 - 0.027 inch
Second Ring Production Gap 0.017 - 0.025 inch
Second Ring Service Limit Gap 0.026 - 0.039 inch
Piston Ring Oil Control Ring Groove Clearance 0.002 - 0.008 inch
Production Gap 0.0098 - 0.0299 inch
Service Limit Gap 0.015 - 0.045 inch