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  • Users: shoelesskk
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  1. S

    Holley 12-840 fuel pressure regulator broken

    I had a issue recently with my Holley 12-840 0-9 psi fuel pressure regulator and found the problem and someone might have similar issues. My 440 had 6 psi fuel pressure when cold but when it warmed up the fuel pressure would drop to 3 psi. The adjustment on the regulator had no effect and did...
  3. S

    Comp Cams XE274H cam in a 493 RB Stroker Engine

    I recently removed the Comp Cams .507/.510 XE284H cam from my stroker 493 engine. It was giving me fits to try and tune. The vacuum was too low to operate the power brakes correctly and it lopey idle was too much for me. It also caused the engine to have an extremely rich idle possible because...
  4. S

    Ebay Mopar 440 distributor junk!!!

    If you are thinking about purchasing one of the ebay 440/383 distributors listed as Pro Billet and sell for around 40 or 50 bucks think again. If you have one already think about upgrading to a Firecore distributor. My 493 stroker engine wants more initial advance that a stock 440. I wants...
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