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Recent content by Velocity280

  1. V

    454 gauge temp fluctuating issue

    I'm having some issues with my new engine and hope someone has experienced this before and can help me out . Gen 6 454. I'm getting a temp of 150 under idle, which seems normal (140 thermostat, no bypass holes drilled). This is a raw water setup with a sea strainer and a bypass kit instead of a...
  2. V

    Fluctuating temp gauge

    Hope someone here has experience with this, and can help me out. I have a new engine in my boat. Gen 6 454, carbureted. There's not much mercruise left on it. New gm block, Brodix aluminum heads, Holley carb, aftermarket marine oil pan, Merlin aluminum intake , and Dana products water cooled...
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