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Home >> GMC >> 1991 >> Value Van 7.4 N >> Repair and Diagnosis >> External Pages >> Different car >> Section 90 (3.8L V6 Gas - VIN [L]) >> Overhaul >> Cylinder Head Overhaul >> Cylinder Head

Cylinder Head

WARNING: This page is about a different car, the 1995 Plymouth Grand Voyager, 1995 Dodge Grand Caravan, and 1995 Chrysler Town & Country. However, it is still accessible from the selected car via links, so may be relevant.

Inspect cylinder head for cracks and warpage. Resurface or replace cylinder head if warpage exceeds specification. Refer to CYLINDER HEAD SPECIFICATIONS  table under ENGINE SPECIFICATIONS.

CAUTION: DO NOT  grind more than .008" (.20 mm) total from cylinder head surface and cylinder block deck surface.