Operation CHARM: Car repair manuals for everyone.

Home >> GMC Truck >> 1991 >> Suburban 3/4 Ton 2WD V8-454 7.4L >> Repair and Diagnosis >> Specifications >> Mechanical Specifications >> Engine >> Cylinder Block Assembly >> Piston, Engine

Piston, Engine

Piston Diameter Standard Note: Measured at 90 degree angle to piston pin.	4.2465-4.2485
Piston Clearance	0.0030-0.0042

pro multis · About Operation CHARM