Chevrolet Workshop Service and Repair Manuals

Piston Ring: Specifications

Piston Rings

Compression Ring Width, Top Ring ...........................................................................................................  1.170 - 1.190 mm (0.0461 - 0.0469 inch)
Compression Ring Gap, Top ...............................................................................................................................  0.15 - 0.30 mm (0.006 - 0.012 inch)
Compression Ring Side Clearance in the Groove, Top Ring ...................................................................  0.040 - 0.080 mm (0.0016 - 0.0031m inch)
Compression Ring Width, Second Ring ......................................................................................................  1.470 - 1.490 mm (0.0589 - 0.0586 inch)
Compression Ring Gap, 2nd Ring ...................................................................................................................  0.25 - 0.40 mm (0.0098 - 0.0160 inch)
Compression Ring Side Clearance in Groove, Second Ring .......................................................................  0.030 - 0.070 mm (0.0012 - 0.0028 inch)
Oil Ring Width (Ring Package) ..................................................................................................................  2.825 - 3.010 mm (0.1112 - 0.1185 inch)
Oil Ring Gap ...................................................................................................................................................  0.25 - 0.76 mm (0.0098 - 0.0299 inch)
Oil Rail Width .............................................................................................................................................  0.385 - 0.440 mm (0.1515 - 0.0173 inch)