K 20 3/4 Ton Pickup 4WD V8-379 6.2L DSL VIN C FI (1982)
decrease gun distance
Tighter Pattern
Decrease air pressure
and/or gun distance
Wider Pattern
Increase air pressure
and/or gun distance
decrease gun distance
Tighter Pattern
Decrease air pressure
and/or gun distance
Wider Pattern
Increase air pressure
and/or gun distance