C 1500 Truck 2WD V6-262 4.3L VIN Z (1992)
![background image](/gmc/c_1500_truck_2wd/v6-262_4.3l_vin_z/Page-506001.png)
Valve: Specifications
Stem Diameter Standard Intake
0.3410-0.3417 in
Exhaust 0.3410-0.3417 in
Maximum Tip Refinish
Note: Grind only enough lo provide true surface. After
grinding valve stems, ensure sufficient clearance remains
between rocker arm & valve spring cap or rotator
Face Angle
45 deg
Margin
Intake
0.0315 in
Note: Minimum
Exhaust 0.0315 in