Chevrolet Workshop Service and Repair Manuals

Piston Ring: Specifications

PISTON RING END GAP

First Compression Ring...................................................................................................................................................0.150-0.300 mm (0.0059-0.0118 in)
Second Compression Ring...............................................................................................................................................0.280-0.480 mm (0.0110-0.0189 in)
Oil Control Ring..............................................................................................................................................................0.150-0.600 mm (0.0059-0.0236 in)

PISTON RING TO GROOVE CLEARANCE

First Compression Ring...................................................................................................................................................0.030-0.065 mm (0.0012-0.0026 in)
Second Compression Ring...............................................................................................................................................0.015-0.060 mm (0.0006-0.0024 in)
Oil Control Ring..............................................................................................................................................................0.030-0.170 mm (0.0012-0.0067 in)

Piston to Bore Clearance..................................................................................................................................................0.026-0.052 mm (0.0010-0.0021 in)