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  1. 541joseph

    75 454 Holley issues

    Ok so I got to do some more messing around with the truck this weekend and basically at this point don't have the ability to have the truck down any more. Going to run the afb for a while longer until I can have time to get the Holley back on. Thanks for the advise guys
  2. 541joseph

    75 454 Holley issues

    With my carter afb I'm running 15 hg-in which means Ive got a leak or timing is off. Still trying to chase mice out of it so I can start repairing the heater vacuum lines
  3. 541joseph

    75 454 Holley issues

    I just don't understand how it can be running so fat at idle. Here's some of the plugs after running for no more than 5 or so min.
  4. 541joseph

    75 454 Holley issues

    Here's the choke horn numbers
  5. 541joseph

    75 454 Holley issues

    Ok then it's 2270
  6. 541joseph

    75 454 Holley issues

    It's 80508-1
  7. 541joseph

    75 454 Holley issues

    Doug just realized you're only in Salem. 2.5 hr drive in a normal car. Nice to see other Oregon guys!
  8. 541joseph

    75 454 Holley issues

    Ok found another number 80508-1 2270
  9. 541joseph

    75 454 Holley issues

    6931 is the only number on the top of the carb
  10. 541joseph

    75 454 Holley issues

    No it's a Holley classic carb with primary and secondary's and 1 accelerator pump and 2 idle mixture screws.
  11. 541joseph

    75 454 Holley issues

    Fuel is at the bottom of the holes
  12. 541joseph

    75 454 Holley issues

    I believe so. They were below just the set holes in the side of the float bowl
  13. 541joseph

    75 454 Holley issues

    It won't run at dead idle because it floods itself out
  14. 541joseph

    75 454 Holley issues

    They are easy. Just like a normal good carb jets and no power valves. Hardest part is choking down the 40 some od bucks the parts stores want for a rebuild kit
  15. 541joseph

    75 454 Holley issues

    I've got a carter afb on the truck right now
  16. 541joseph

    75 454 Holley issues

    I'll look for a book when funds allow
  17. 541joseph

    75 454 Holley issues

    I ive never had an issue with qjet. Good reliable carbs.
  18. 541joseph

    75 454 Holley issues

    I will look at one when funds allow!
  19. 541joseph

    75 454 Holley issues

    Ya I understand Holley aren't my best. Qjet and Weber and edelbrock I'm pretty good at. I'll check all that thanks. Haven't opened up a Holley in a while so I'm having some brain farts.
  20. 541joseph

    75 454 Holley issues

    I understand Holley I'm just not familiar with them. And how did I get a bad power valve out of the box? It's a brand new carb and hasn't back fired at all
  21. 541joseph

    75 454 Holley issues

    These are the specs on the carb. Had the idle screws all the way in and it was to rich.
  22. 541joseph

    Just got a 75 c30 454

    Thanks guys! The color could grow on me idk yet tho.
  23. 541joseph

    75 454 Holley issues

    Hmmmm then what would cause it to run so rich at idle? Have to replace the metering plates?
  24. 541joseph

    Just got a 75 c30 454

    I love the truck in general but not so much the color. Like a family heir loom now. Been in the family since new.
  25. 541joseph

    75 454 Holley issues

    Anyone know what the idle jets should be for a Holley 750cfm performance carb? It's a stock 454 just want to be able to order the right jets the first time and not spend a fortune on jets.

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