Piston Rings Isuzu Trooper II

1. Place NEW piston ring into cylinder bore. Using a piston, push ring into smallest part of cylinder bore. Measure ring end gap. If ring end gap is too large, use an oversize ring. If ring end gap is too small, file material from end of ring. See «PISTONS, PINS & RINGS»(ref-49505-S27093090402001011500000) under ENGINE SPECIFICATIONS.
2. Measure clearance between piston ring groove and piston ring. If clearance is not within specification, replace piston. See «PISTONS, PINS & RINGS»(ref-49505-S27093090402001011500000) under ENGINE SPECIFICATIONS. Position piston ring gaps in proper areas. (Scheme 20)

Scheme 20