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  1. Scott Danforth

    Volvo Penta Knocking

    you could have a lifter that has collapsed leading to a bearing that is now beaten to death. that would explain why its quiet at first. either way. motor has to come apart
  2. Scott Danforth

    Volvo Penta Knocking

    rod knock. most likely bearing is gone and in pieces at the bottom of the sump. time to pull the drive, then pull the motor and then tear it apart
  3. Scott Danforth

    4.3 GXI-G Timing Cover/Oil Pan

    Here is @achris write-up https://forums.iboats.com/threads/an-oil-free-bilge-finally.530929/
  4. Scott Danforth

    complete Alpha one Gen one retrofit into older boat.

    they also make extension harnesses.
  5. Scott Danforth

    1959 StarCraft all original

    sell it on ebay or craigslist. make wall art out of it. the choice is yours
  6. Scott Danforth

    winterizing

    guessing the 470 engine change oil and filter change gear lube check that the Anti-Freeze is good for -35 to -40 drain the heat exchanger (aft plug) pull end caps off heat exchanger and clean out replace the zinc as needed use a funnel to run AF down the line to the PS cooler and raw water pump...
  7. Scott Danforth

    4.3 GXI-G Timing Cover/Oil Pan

    the only legal place to buy Volvo manuals. https://www.volvopenta.com/en-us/service-and-support/your-engine/manuals-and-handbooks/
  8. Scott Danforth

    5.7 harmonic balancer

    You pull one spark plug at a time and observe idle RPM. Every cylinder should drop 40--50 RPM. When you get a cylinder that doesn't drop, you have a dead cylinders If pulling a plug wire results in a higher idle, you have cross-firing happening
  9. Scott Danforth

    5.7 Overheating

    Remove drive Back flush PS cooler Hook hose directly to thermostat housing Verify engine is cooling Replace raw water pump
  10. Scott Danforth

    Mercruiser 120 Non-Start Condition - Wiring?

    Grey wire is tach No need to go to electronic, just service the points File the points Set gap Verify dwell with a meter Then set timing
  11. Scott Danforth

    1997 carver 5.7 port engine removal

    Pull the drive first
  12. Scott Danforth

    PSA on Winterization Antifreeze

    That's odd, because before AF, cars were drained and the cooling system were filled with alcohol
  13. Scott Danforth

    Maintenance costs?

    Doesn't matter if you use your boat or not. You have maintenance items described in the factory manual as 50 hours or annually (which ever occurs first) You have annual oil changes, gear lube changes, etc
  14. Scott Danforth

    4.3 GXI-G Timing Cover/Oil Pan

    Buy a factory manual However pull the drive Pull the motor Put motor on engine stand Rotate over Pull oil pan and discard Pull damper and replace front cover See @achris thread on oil leak and dealing with the 4.3. it has GM part numbers
  15. Scott Danforth

    89 Volvo Penta AQ271C ignition or carb, maybe something else

    If you want another prestolite dizzy, PM me. I switched to a Mallory and haven't looked back
  16. Scott Danforth

    89 Volvo Penta AQ271C ignition or carb, maybe something else

    Remove the rev limiter as it's not needed
  17. Scott Danforth

    89 Volvo Penta AQ271C ignition or carb, maybe something else

    Swap out the prestolite dizzy Your secondaries won't open until you have enough RPMs and the vacuum drops to about 5 inches of vac
  18. Scott Danforth

    5.7 harmonic balancer

    Did you do a dynamic balance test to make sure it's firing on all cylinders
  19. Scott Danforth

    Gauges

    Made by VeeThree. Double check you have the correct sender range
  20. Scott Danforth

    1990 Bayliner 2651 resto

    I would make test drills into the flotation boxes and the bulkhead in front of the motor. My bet is you have more demo work ahead
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