Operation CHARM: Car repair manuals for everyone.

Piston, Engine

Diameter 3.952 - 3.953
Piston to bore clearance 0.0008 - 0.0019
Top ring grove width 0.0778 - 0.0783
Bottom ring groove width 0.1172 - 0.1177
Diameter-coded blue 3.972
Diameter-coded yellow 3.99
Piston Pin Bore Or Bushing I.D. 0.943 - 0.944