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  1. Scott Danforth

    mercruiser 4.3 overhauling

    the mercruiser cam has a valve lift at .290 @ 0.050 and an exhaust lift of .296 @ .050 per manual #25 To get a more aggressive cam, you are looking at a custom grind.
  2. Scott Danforth

    Morse controls

    usually you need to buy a complete helm kit with new cables.
  3. Scott Danforth

    mercruiser 4.3 overhauling

    if you are running a carb, I would go for a slightly more aggressive cam than the stock ones.
  4. Scott Danforth

    Prop Selection - Bayliner 175

    Not true. Most race boats have CNC machined props with 6 or more blades
  5. Scott Danforth

    I've got a 1971 Mercury 110 9.8hp outboard with a stuck tiller handle

    Are you in neutral?
  6. Scott Danforth

    half closed cooling system for a 1989 4.3 liter cobra.

    Monitor Products is one of the OEM suppliers
  7. Scott Danforth

    Primer bulb issue

    Check the carb needle and seat
  8. Scott Danforth

    half closed cooling system for a 1989 4.3 liter cobra.

    San Juan Engineering is now Orca heat exchangers. They may have a kit In not a big fan of Mr Cool A half system for a 4.3 will most likely be a 4-pass 4" x 22" long bundle to a 5" x 18" bundle. The size will depend on the raw water pump flow rate you have available.
  9. Scott Danforth

    half closed cooling system for a 1989 4.3 liter cobra.

    It's generally is not recommended to add a heat exchanger to a used motor, even a fresh water A rebuild where the block is baked, hot tanked and flushed is OK. However I would still run an inline mesh screen on the heat exchanger inlet based on personal experience Used salt water motors will...
  10. Scott Danforth

    What happened now?

    Never turn a Chevy motor from the crank bolt. You will usually strip the threads from the crank before budging the motor. Always use the flywheel or pull the damper and use a crank socket Pull the drive, pull the plugs, see if it turns over from the starter If it does, check the drive if...
  11. Scott Danforth

    Crownline gas tank

    in my 1988 Cruisers (in the sig), the tank was on a tray in front of the motor originally with a bulkhead panel in front . I could pull the tank out with some strapping, however after the restoration work, I had to make a notch in a floor support to get it to go back in as the hose connections...
  12. Scott Danforth

    mercruiser 4.3 overhauling

    the marking the lifters is so you have them rolling in the same position you take them out regarding the rocker arms, you are mixing and matching various generations. you should be using the 1996 and later vortec heads. some light reading...
  13. Scott Danforth

    Crownline gas tank

    since you have the motor removed, get a pic from the transom forward (you can take a pic thru the transom shield) should be able to lift and pull
  14. Scott Danforth

    mercruiser 4.3 overhauling

    The same base motor from GM is used for both
  15. Scott Danforth

    Prop Selection - Bayliner 175

    The 19p was a Solas stainless. The 17p was an unknown stainless that was reworked at Green Bay propeller The 15p was a Michigan
  16. Scott Danforth

    Prop Selection - Bayliner 175

    They should be coffee colored after an hour of run time
  17. Scott Danforth

    Best shallow water river boat

    Use the 14' utility or the kayaks in skinny water
  18. Scott Danforth

    My Skag got worn down, I had a power failure

    If it bothers you, weld 2" back on and go boating If it doesn't bother you, just go boating
  19. Scott Danforth

    Prop Selection - Bayliner 175

    Agree with AD. You are either steam cleaning your plugs from a water ingest issue, or you are painfully lean
  20. Scott Danforth

    Prop Selection - Bayliner 175

    All 3 blades. Tried a 17p 4 blade, couldn't get out of the hole as fast as the 3 blade. Lugged the motor too much. Tried selling it for a while. Tossed it into the fire about 15 years ago
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