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Recent content by Elite Boat Engine

  1. Elite Boat Engine

    setting TPS on a 2004 Vmax HPDI 250

    1. Check Mechanical Linkage & Stop Screws (Primary Cause) Disconnect the throttle cable link rod from the throttle body. Manually rotate the throttle valve shaft by hand from hard idle stop to wide-open stop. Target: The butterfly plates should open completely horizontal (~90° from closed). If...
  2. Elite Boat Engine

    1993 Johnson 115 VJ115TLETS locking up. HELP

    We can source a good one for you if you want to upgrade.
  3. Elite Boat Engine

    1993 Johnson 115 VJ115TLETS locking up. HELP

    Inbox me if you need more advice.
  4. Elite Boat Engine

    1993 Johnson 115 VJ115TLETS locking up. HELP

    The Fix: Re-torque the carburetor mounting bolts evenly. Check that the new bowl gaskets are seated properly and not pinched. The Fix: Re-verify that you subtracted the standard 4-degree offset correctly during static testing (e.g., if target WOT timing is 20° BTDC, static cranking test should...
  5. Elite Boat Engine

    1993 Johnson 115 VJ115TLETS locking up. HELP

    The Fix: Remove the outer drain plugs on the carburetor bowls and inspect the main jets. Ensure they are completely clear and screwed in tight. The Fix: Remove the float bowls, flip the carbs upside down, and verify that the floats sit level/parallel with the bowl gasket surface. Check float...
  6. Elite Boat Engine

    1993 Johnson 115 VJ115TLETS locking up. HELP

    The engine is experiencing thermal seizure (a cold/lean freeze) at high RPMs because it is running dangerously lean. Since this issue started immediately after the carburetor overhaul, a severe fuel-starvation condition is starving the cylinders of fuel and oil, causing extreme friction...
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