R 3500 P/U 2WD V8-305 5.0L (1987)
Valve Seat: Specifications
Valve Seats
Seat Angle
Intake and Exhaust
46°
Seat Runout
Intake and Exhaust
0.002" (Maximum)
Seat Width
Intake
1/32"-1/16"
Exhaust
1/16"-3/32"
GMC Workshop Service and Repair Manuals
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