so I have a big block 454 stock with a Holley mid rise I guess you call it intake and an Edlebrock 1407 performer carb and I use a spacer plate. I am having the worst time. I can not get my truck to run under 3000 rpm. it’s a Manuel trans btw. Idk what else I can do I feel like I’ve tried...
Apologize for the lengthy thread, this will be my first rebuild.
1984 k2500 High Sierra, long bed
350 motor
sm465
np208
10 bolt auto-lock hubs front axle (someday soon I'm installing warns hubs, don't worry)
14 bolt semi-float rear 3.73
235/85r16 tires
Cherry truck for a k2500, old man...