Re: Holley carb help...
Thank you all for your input so far! I’m going to start with the power valves first as the engine did use to run excellent, but has become virtually undriveable.
I’ll report back!
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82 GMC High Sierra
VortecPro 496
12 Bolt, 3.42's
AFR 265
Holley 850
Performer RPM Air Gap
Hooker 2455's
TCI Turbo 400 Super Street Fighter
TRRC 12 Bolt
Eaton Posi
Mark Williams Axles
Cal-Tracs
Hoosier 30x10.5 Radial Slick
Full weight long box pickup
Current best- 11.33@117mph
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