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Home >> Chevrolet >> 1990 >> Caprice Base, 4.3 Z, 700R4/MD8 >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 5.0L (307") V8 - VIN [Y] >> Engine Specifications >> Piston/Pin/Ring Specifications

Piston/Pin/Ring Specifications

PISTONS, PINS & RINGS SPECIFICATIONS

Application In. (mm)
Piston Clearance .0008-.0018 (.020-.046)
Pins
Diameter .9804 (24.902)
Piston Fit .0004-.0005 (.008-.013)
Rod Fit .0002-.0009 (.005-.023)
Rings
No. 1
End Gap .009-.019 (.23-.48)
Side Clearance .002-.004 (.05-.10)
No. 2
End Gap .009-.019 (.23-.48)
Side Clearance .002-.004 (.05-.10)
No. 3 (Oil)
End Gap .015-.055 (.38-1.40)
Side Clearance .001-.005 (.03-.13)