LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 1998 >> C3500 HD 6.5 F, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Mechanical - 4.3L V6, 5.0L, 5.7L & 7.4L V8 - VINS [W,X,M,R,J]) >> Engine Specifications >> Cylinder Head (5.7L)

Cylinder Head (5.7L)

WARNING: This page is about a different variant/trim than selected.
CYLINDER HEAD (5.7L)

Application Specification
Valve Seats
Intake Valve
Seat Angle 46°
Seat Width .04-.065" (1.02-1.65 mm)
Maximum Seat Runout .002" (.05 mm)
Exhaust Valve
Seat Angle 46°
Seat Width
Light Duty .065-.098" (1.65-2.49 mm)
Heavy Duty .059-1.01" (1.5-2.56 mm)
Maximum Seat Runout .002" (.05 mm)
Valve Guide Oil Clearance .001-.0027" (.025-.069 mm)
Warpage .004" (.1 mm)