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  1. kennygene

    holley 4150 tune,one issue

    I'm running 14 initial and 34 total with a timing limiter installed from 4secondaflat. I still had trouble with acceleration in the primary side with the hp. I think I went from pink to the black cam but not sure. I'll try to remember and check it this evening.
  2. kennygene

    holley 4150 tune,one issue

    Change your cam first, my 650 hp came with a pink cam an I went to the more aggressive cam and bigger squirter. Stock squirter was I think 28 and I went with a 40. I'm sure there is still more fine tuning to do but it's running much better now.
  3. kennygene

    Anyone using an electric pump with the factory pickup?

    Mine works just fine like that.
  4. kennygene

    carburator help

    I think 850 cfm is too big in my opinion. I would think a 750 would give you much better off idle throttle response. If you decide to go with an 850 and are set on that size, I would use a vacuum secondary carb. Don't get me wrong, I'm still fighting a 650 Holley HP on my 318 build but I'm...
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