FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM: Car repair manuals for everyone.

Piston Ring: Specifications

Piston Rings (End Gap Measured in Cylinder Bore) Piston Compression Ring Gap (Production-Top Groove) 0.098 - 0.015 Inch (in)
Piston Compression Ring Gap (Production-2nd Groove) 0.018 - 0.025 Inch (in)
Piston Compression Ring Gap (Service-Top Groove) 0.009 - 0.019 Inch (in)
Piston Compression Ring Gap (Service-2nd Groove) 0.018 - 0.031 Inch (in)
Piston Compression Ring Groove Clearance (Production-Top Groove) 0.0012 - 0.0027 Inch (in)
Piston Compression Ring Groove Clearance (Production-2nd Groove) 0.0015 - 0.003 Inch (in)
Piston Compression Ring Groove Clearance (Service Limit-Top Groove) 0.0012 - 0.0035 Inch (in)
Piston Compression Ring Groove Clearance (Service Limit-2nd Groove) 0.0015 - 0.0040 Inch (in)
Piston Oil Ring Gap (Production) 0.009 - 0.029 Inch (in)
Piston Oil Ring Gap (Service) 0.009 - 0.035 Inch (in)
Piston Oil Ring Groove Clearance (Production) 0.0018 - 0.0037 Inch (in)
Piston Oil Ring Groove Clearance (Service) 0.0018 - 0.0039 Inch (in)