Have you looked to see that the fast idle cam is rotating clockwise as the engine warms? I’ve seen situations where the choke thermostatic spring is backwards, actually closing the choke, increasing idle speed.
Check that out before you do anything else.
__________________
BONESTOCK GOATS
'64 GTO Tripower Hardtop (Wife's Car)
'64 GTO Tripower Post Coupe (My Car)
'99 Bonneville SE Sedan
|