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  1. New cam engine runs very poorly

    Engine Tech
    I have a 1986 f250 460 it has a holley sniper tbi with the holley hyperpark ignition and distributor it has flowtech headers no smog pumps or egr weiend stealth intake manifold and top dead center timing gears it was running great but I decided to swap the cam out for a little more power I...
  2. Stock 460 With Thumpr Cam

    Engine Tech
    Hello all, new here and pretty new to big blocks. First things first, I know I’m gonna get ripped for using the Thumpr cam. It’s a poser cam, it’s just for sound, it doesn’t make power until upper rpms, other cams or custom grind would be better, etc etc. I’ve heard it all and it isn’t going to...
  3. 460efi Valve Spring Upgrade?

    Engine Tech
    Hey gang, This is my first post here on 460ford so please feel free to coach me as to whether or not I posted this in the right place or made any other forum etiquette errors. My truck is a 1997 F250HD with a brand new (reman) Ford 460 long block. I bought the engine in May 2019 while I was...
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