Piston, Engine

DIMENSIONS
Diameter
Coded Red 88.962-88.978 mm (3.5024-3.5031 inch)
Coded Blue 88.988-89.004 mm (3.5035-3.5041 inch)
Coded Yellow 89.014-89.030 mm (3.5045-3.5051 inch)
Piston-to-Bore Clearance 0.030-0.056 mm (0.0012-0.0022 inch)
Service Limit 0.081 mm Max.
Service Piston Selection (a)
Piston Bore Diameter Service Piston Grade Required
89.009-89.035 mm (3.5043-3.5053 in.) RED
89.035-89.060 mm (3 5053-3.5063 inch.) BLUE
89.060-89.086 mm (3.5063-3.5073 inch.) YELLOW
Ring Groove Width
Compression (Top) 1.530-1.555 mm (0.0602-0.0612 inch)
Compression (Bottom) 1.530-1.555 mm (0.0602-0.0612 inch)
Oil 4.030-4.055 mm (0.1587-0.1596 inch)

(a) When placing pistons, measure the cylinder bore as and install the indicated service piston.