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Electric Choke Issues
Apologies if this is a duplicate post; I'm having some issues with my carb and was wondering if anyone could help? I have a Quadrajet 4 barrel, mounted to a stock intake on an 84 C20 454. I recently replaced the hot-air choke with an electric choke, and since then, almost every time I start the...- TravisUT
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- 454 bbc electric choke quadrajet
- Replies: 6
- Forum: Carb Fuel Systems
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Cruise Control Bracket
I'm in search of a big block cruise control vacuum actuator bracket. GM part# 468240 I tried to post this in the wanted section but it won't let me. If anybody has one and will let it go let me know......Thanks- Squarebody1985
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- 454 bbc bracket cruise control
- Replies: 2
- Forum: Tech Discussion
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HELPPPP!!!
I have a few questions about my wiring on my 1984 k30. On my alternator wire do I go from after the starter. Like where do the fused links go between. And also do I need an excite wire??idfk know what that even is just saw something about it.something like a one way wire or some bs also what the...- NastyRay
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- bbc custom electric help k30
- Replies: 17
- Forum: Electrical & Audio
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gm vs aftermarket forged crank
Been thinking if there are any specific major differences when GM specifies their motor to have a forged steel crank vs various aftermarket options. Specifically P/N 19300876 , that is labeled as forged steel. 4.250 stroke bbc crank.- yevgenievich
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- bbc
- Replies: 5
- Forum: Engine & Performance
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Proper timing for 454 BBC?
Hello there. I have a 454 big block with a few modifications in my 75 K5 and was wondering what proper timing should be. It's a 74 block out of I believe an old impala wagon. It was rebuilt in the mid 90s, but no major performance parts were added. I bought it last year, and right now it...- AyWoSch Motors
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- 454 bbc big block proper timing btdc timing
- Replies: 15
- Forum: Engine & Performance
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New,from SoCal
Good afternoon, new here and new to the car world, I currently own a 1977 Cheyenne side step,with a 350 motor.current looking into a 454 big block. My question is is Gen 4 the same as a MK IV? anyone can shed some light would be appreciated thank you in advance- Rat77
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- 454 bbc big block
- Replies: 11
- Forum: Introduction
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BBC Running terrible
BBC fires up 1st try, but runs like a dog. Have to feather the pedal to keep it running. NOT drivable! Water/antifreeze is always perfect, never low. Has new distributor, cap, rotor, new plugs, fuel filter, fuel pump, regulator, ect. Demon 850 carb. Blowing white smoke but no oil/antifreeze...- BOBNKIM
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- bbc engine k20
- Replies: 5
- Forum: Engine & Performance
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Need help with very bad sputter with 83 k20 bbc 454.
Hey guys, recently bought a 1983 k20 with a bbc 454 in it. I like the truck a ton, but it has its flaws, and a lot of them haha. I am 18, and while I have worked on motors my whole life, this is the first carbed motor I have owned, so I am kind of new to the carb game and just want to get some...- Tanner_Shany24
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- bbc carburetor k20 missing sputtering
- Replies: 5
- Forum: Carb Fuel Systems
