Asked in Buick Regal
Buick Regal

How do you adjust carburetor on 1981 Buick regal with a 4.3 V8 engine?

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Wiki User
03/29/2007

Seat screws (Do not over tighten) then back out 1 1/2 turns (good starting place) then adjust 1/4 of turn until you get the best idle