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Home >> Chevrolet >> 1990 >> Step Van 7.4 N, Standard >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 7.4L V8 - VIN [N] >> Engine Specifications >> Cylinder Block Specifications

Cylinder Block Specifications

CYLINDER BLOCK SPECIFICATIONS

Application In. (mm)
Cylinder Bore
Diameter 4.2495-4.2525 (107.937-108.013)
Maximum Taper (1) .0005 (.012)
Maximum Out-of-Round (2) .001 (.03)
(1) Specification is for thrust side. Relief side is .001" (.03 mm).
(2) Production specification is given. Maximum service specification is .002" (.05 mm).