G 3500 1 Ton Van V6-262 4.3L (1985)
![background image](/gmc/g_3500_1_ton_van/v6-262_4.3l/Page-309001.png)
Valve: Specifications
Guide Clearance
Guide Clearance
Stem To Guide Clearance
Intake
Note: Standard, .0010-.0027 inch; service limit, .0037
inch.
Exhaust
Note: Standard, .0010-.0027 inch; service limit, .0047
inch.