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  1. Scott Danforth

    4.3 volvo penta flywheel problems

    you swapped rotating assemblies from one block to another? pistons cant just be pulled from one bore and shoved in another unless they are virgin bore new motors at a minimum, you need to bore and hone the block and get new pistons and rings.
  2. Scott Danforth

    Bad starter?

    but did you clean the connections, including the starter mounting pad to the block?
  3. Scott Danforth

    Wiring diagram for 5.7 GSi PEFS? Or AQ271C? Ideally both?

    carb engines are simple and with little maintenance effort will last many many many decades injected engines are great for a few years, then with a moderate amount of effort can last a few decades it all depends if you understand the Otto cycle and the inner working of the internal combustion...
  4. Scott Danforth

    Next project. Free boat.

    You know that free boats cost most to restore. Good luck
  5. Scott Danforth

    Bad starter?

    And clean all connections from the battery to the block to the starter
  6. Scott Danforth

    4.3 volvo penta flywheel problems

    What year VP motor? what year truck motor? Did you mix parts from a balance shaft motor and a non balance shaft motor?
  7. Scott Danforth

    Oil pressure sending unit upgrade

    Is there something wrong with the sender, if not, spend your money on things that need replacing
  8. Scott Danforth

    Sole

    decks on many boats are balsa. however 60 years ago, they could have used cork.
  9. Scott Danforth

    How to Switch to Antifreeze Cooled Engine

    4150 is also a square bore. VP used many 4150 carbs and a few 4175 and even a 4160 over the years. My 1988 Volvo Penta 271C ( 275hp ) had a 715 CFM 4150 vac secondary on it from the factory and I used the same carb when I went to a hotter cam and vortec heads. the same carb was on the 310A...
  10. Scott Danforth

    outdrive gear case flushing?

    Why would you need to flush the drive unless you have contamination. Then the drive must come apart
  11. Scott Danforth

    How to Switch to Antifreeze Cooled Engine

    I recommend 650 cfm
  12. Scott Danforth

    Push rod cover gasket replacement and distributor

    Most likely front timing cover has a rust hole
  13. Scott Danforth

    How to Switch to Antifreeze Cooled Engine

    Why do you think you need EFI? There is no additional power or economy
  14. Scott Danforth

    Wobbly Chairs - Garelick Commander 15"

    pull the swivel/slide apart, you will find what is wrong. the plywood is not factory
  15. Scott Danforth

    Bravo 3 lower unit break-in?

    the break in procedure is normally for the rings in the motor. run your drive, swap oil after the first 15-20 hours and your fine.
  16. Scott Danforth

    How to Switch to Antifreeze Cooled Engine

    boat motors are built like dump truck motors. a boat is effectively a dump truck in 4th gear going up-hill in sand. you need grunt (torque). you need a fat torque curve. Ignore chasing HP. the RPM's are a byproduct of the engine torque curve and the boat's prop curve a 2 barrel carb chokes...
  17. Scott Danforth

    How to Switch to Antifreeze Cooled Engine

    no, that is a fallacy, with the right 4 barrel carb, your fuel economy actually goes up in the mid range
  18. Scott Danforth

    How to Switch to Antifreeze Cooled Engine

    yes, about 20hp. add a 2" carb spacer to fatten up the mid-range
  19. Scott Danforth

    Carburetor Experiment

    with oxalic acid, you can toss the parts in a tub of it and look at it the next day
  20. Scott Danforth

    Push rod cover gasket replacement and distributor

    you have points style ignition. you need to service the points every spring as they oxidize over winter file the points (emery cloth, your wifes nail file, or a points file) set the gap verify dwell (with a meter) set timing because of this, you need a dwell meter and a timing light most...
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