Operation CHARM: Car repair manuals for everyone.

Piston, Engine

Piston Piston Skirt Diameter "A" Standard
for No. 3, 4 and 5 cylinders
Grade No. 2-1 91.480 - 91.485 Millimeter (mm)
Grade No. 3-2 91.485 - 91.490 Millimeter (mm)
Grade No. 3-3 91.490 - 91.495 Millimeter (mm)
Grade No. 4-4 91.495 - 91.500 Millimeter (mm)
Grade No. 4-5 91.500 - 91.505 Millimeter (mm)
Grade No. 5-6 91.505 - 91.510 Millimeter (mm)
Standard
for No.1, 2 and 6 cylinders
Grade No. 1 91.465 - 91.475 Millimeter (mm)
Grade No. 2 91.475 - 91.485 Millimeter (mm)
Grade No. 3 91.485 - 91.495 Millimeter (mm)
0.25 Oversize (Service) 91.715 - 91.745 Millimeter (mm)
0.50 Oversize (Service) 91.965 - 91.995 Millimeter (mm)
"a" Dimension 49.0 Millimeter (mm)
Piston Pin Hole Diameter Grade No.0 20.969 - 20.975 Millimeter (mm)
Grade No.1 20.975 - 20.981 Millimeter (mm)
Piston Clearance To Cylinder Block Standard For No. 3 and 4 Cylinders 0.015 - 0.025 Millimeter (mm)
For No.1, 2 and 6 Cylinders 0.025 - 0.045 Millimeter (mm)
For No.5 Cylinder 0.030 - 0.040 Millimeter (mm)