Final discovery on my engine stumble on my 231 Buick with Holley avenger 470 carburetor . while changing jets and inspecting the throttle plates...
Some progress, I replaced the power valve from the 6.5 to the suggested 9.5 from the tech at holley. He said to check the idle vacuum (19) and...
I have no idea? I will look into the hole and try to see.
The Balancer I was referring to was a suggestion by a member earlier . I have no idea what lies below the distributor cap . Great advise on the...
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Great info! He said with the vacuum advance hose attached it would top out at 41 or something like that . Maybe he did not have the time to...
So it’s too late on wasted $ and throwing parts at it. I thought it would be a simple fix and only need timing and arb adjustments. I’m hoping...
Yes it’s a 470 and the distributor cap image is here. Thanks!
Today we checked the vacuum at idle it was 19. The power valve was actually a 6.5 too small for my vacuum. So I ordered the correct 9.5 power...
Update, I spoke to the Holley tech and he said this carb is for extreme off road use and not intended for street use. He said my power valve is...
Thanks!
I don’t know about the odd fire or even fire ?and I could be wrong on the timing numbers . But I know he said it was 41 with the vacuum advance...
We are at 4K feet and I appreciate your help. I think he used 52 jets if I’m correct and he said the timing was too high with the vacuum advance...
Hello Group, I have a 1970 CJ5 with a Buick 231 Headers, some type of upgraded or non stock cam, electronic ignition , holley 4 barrel and...
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