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Home >> GMC >> 1991 >> Value Van 7.4 N >> Repair and Diagnosis >> External Pages >> Different car >> Section 86 (2.5L 4-CYL - VIN [K]) >> Engine Specifications >> Cylinder Head Specifications

Cylinder Head Specifications

WARNING: This page is about a different car, the 1995 Plymouth Voyager, 1995 Dodge Dakota, and 1995 Dodge Caravan. However, it is still accessible from the selected car via links, so may be relevant.
CYLINDER HEAD SPECIFICATIONS

Application Specification
Maximum Warpage .004" (.10 mm)
Valve Seats
Intake Valve
Seat Angle 45°
Seat Width .069-.088" (1.75-2.24 mm)
Maximum Seat Runout .002" (.05 mm)
Seat Bore Diameter 1.593" (40.46 mm)
Exhaust Valve
Seat Angle 45°
Seat Width .059-.078" (1.50-1.98 mm)
Maximum Seat Runout .002" (.05 mm)
Seat Bore Diameter 1.371" (34.82 mm)
Valve Stem-To-Guide Oil Clearance
Intake .0009-.0026" (.023-.066 mm)
Exhaust .0030-.0047" (.076-.119 mm)