Piston, Engine

NOTE: There are two standard-size pistons (A = no letter and B). The letter is stamped on the top of the piston. These letters are also stamped on the block as cylinder bore sizes.

M/T:
Piston A (no letter) Diameter
Standard (New): 92.990 - 93.003 mm (3.6610 - 3.6615 inch)
Service Limit: 92.97 mm (3.6602 inch)
Piston B Diameter
Standard (New): 92.980 - 92.993 mm (3.6606 - 3.6611 inch)
Service Limit: 92.96 mm (3.6598 inch)
A/T:
Piston A (no letter) Diameter
Standard (New): 89.986 - 90.004 mm (3.5427 - 3.5435 inch)
Service Limit: 89.97 mm (3.5421 inch)
Piston B Diameter
Standard (New): 89.976 - 89.994 mm (3.5424 - 3.5431 inch)
Service Limit: 89.96 mm (3.5417 inch)





Piston-to-Block Clearance:
M/T:
Standard (New): 0.007 - 0.030 mm (0.0002 - 0.0012 inch)
Service Limit: 0.0785 mm (0.0031 inch)
A/T:
Standard (New): 0.006 - 0.034 mm (0.0002 - 0.0014 inch)
Service Limit: 0.0825 mm (0.0032 inch)

Oversize Piston Diameter (A/T)
0.25: 90.226 - 90.244 mm (3.5522 - 3.5529 inch)
0.50: 90.476 - 90.494 mm (3.5620 - 3.5627 inch)