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Recent content by Jmodified

  1. J

    454 troubleshooting

    Pulled the intake, cracked right below the heads, 4 spots. Makes the Liberty bell look virgin!
  2. J

    454 troubleshooting

    Absolutely! Was looking at Mabbco in Tyler TX. After looking at tons of 1 star reviews, decided they are a no go. Had a 305 freeze in Iowa, built a 4 bolt 350, used the 305 heads. Ran for years. Was in a Bayliner 2651 Cierra Sunbridge. Learned the hard way on that one with the winterizing.
  3. J

    454 troubleshooting

    Compression test is between 148-155 all 8 cyl. Opened the drains on exhaust manifolds plenty of clean water came out. Oil cooler is behind port side motor mount on block. Guess that's next and the intake.
  4. J

    454 troubleshooting

    Pulled all of the plugs today and they were bone dry, burning good. Drained the crankcase and there was about 4 gallons in the 5 gallon bucket. Looks like some red fluid in oil and power steering reservoir is bone dry. Found the oil cooler and it also cools power steering also. Compression test...
  5. J

    454 troubleshooting

    Bore scope images of when I first pulled the plugs when I purchased it.
  6. J

    454 troubleshooting

    I considered that, however, when I purchased the boat and drained the oil it was 6" high on the dipstick and milky when drained. When I took the remote oil filter off there was straight black oil in it and the lines, leading me to believe the motor hadn't been run. Original story from previous...
  7. J

    454 troubleshooting

    Thanks for the info, tearing into it tomorrow. Have a marine short block builder 3 hrs from me. I'll have the heads fluxed and straightened if needed. Just hoping it is just the manifolds. Getting old to be yanking big blocks anymore! Lol
  8. J

    454 troubleshooting

    Came from Pennsylvania, suspect freeze. Was supposed to have been winterized.
  9. J

    454 troubleshooting

    Yes, knew I could be purchasing a motor, oil cooler and or ex manifolds. Have a bores scope I did when first pulled the plugs before I changed the oil and ran it.
  10. J

    454 troubleshooting

    Purchased a Glastron CSS 19 with a 1989 454 with water in the oil. Drained the oil, rebuilt the carb, flushed the fuel tank. Idled with muffs on the lower unit. Temp gage went to 3/4 then dropped to a bit over 1/4, when t stat opened dirty nasty water came from exhaust pipes. Oil has water in it...
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