PRH's latest activity

  • PRH
    PRH replied to the thread Headers vs. Manifolds.
    The age old question……. What’s the difference in power between manifolds and headers. And the age old answer is…….. “it depends”. I...
  • PRH
    PRH replied to the thread 73 Duster build named Fred.
    I’m sure for the guys that run a lot of 1/8 mile, they might have a good handle on what’s a decent slip value for 660’. Most combos...
  • PRH
    PRH replied to the thread 73 Duster build named Fred.
    You should get the camera set up to get a good view of the Tac. It seems that the current trend is to run way more flash stall rpm than...
  • PRH
    PRH replied to the thread 73 Duster build named Fred.
    In the video from the local 1/8 mile track, it sure sounds to me like the engine is hard on the limiter at the top of 1st & 2nd.
  • PRH
    PRH replied to the thread F.A.S.T. 2024.
    Were you the sole FAST competitor there? Weather/track conditions certainly weren’t optimal for new PB’s.
  • PRH
    My guess is most people aren’t looking to reinvent the wheel with their B builds using MW heads, and use the Indy manifold……….since it fits.
  • PRH
    PRH replied to the thread F.A.S.T. 2024.
    Anything happen down there yesterday?
  • PRH
    Looks like a factory egr intake to me. Carb is a 4010/4011 style……might even be a spread-bore. That could be answered by pulling the air...
    • 475100C5-D3F6-44F6-B72C-66E7224A90D1.jpeg
  • PRH
    PRH replied to the thread Rebuild 915 heads or go aluminum?.
    Unported J heads aren’t even close in terms of flow to ootb SM heads. So, all things are not the same. Of course, this thread is about...
  • PRH
    I looked at the manifold and just figured the “600hp” was code for “not N/A……obviously”.
  • PRH
    you make a good point…….. I should have mentioned boost…….and/or spray.
  • PRH
    PRH replied to the thread Bad wreck in pro stock at Arizona.
    Those transmissions basically go into neutral when you let go of the handle and let off the gas.
  • PRH
    600hp? Sure…….on a suitable long block……… And the proper amount of boost.
  • PRH
    PRH replied to the thread Need big block help.
    I usually end up around 35* on street/strip BBM. As for the seal, they all take a 2 piece. However there is a one piece available. I...
  • PRH
    PRH replied to the thread Pushrod oiling on a 89 360 LA?.
    I don’t know what the rockers were like on those. I was referring to the last of the LA 360’s that used the roller cam.
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