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  1. Scott Danforth

    Need Advice on Towing Performance

    On my 3.0 powered boat, I needed 3 props. A 19p, a 17p, and a 15p The 19p was used for long cruise trips with only 2 people. Could get 41mph at 4600 rpm The 17p was used when there were more people on board or pulling tubes. Would hit redline before 38mph The 15p was used for skiing, and...
  2. Scott Danforth

    Popping through carb at 4000 rpm

    Check fuel pressure. If fuel pressure drops at higher RPMs under load. you have an inlet restriction such as anti-siphon valve or fuel pickup tube filter. If fuel pressure is low all the time, it's the pump
  3. Scott Danforth

    Steering shaft removal

    Sure looks like a mechanical shift. That shift cable is over $1000. And it looks like it has a kink
  4. Scott Danforth

    Popping through carb at 4000 rpm

    Check fuel pressure. Could be stuck anti-siphon valve
  5. Scott Danforth

    Solar pool heater water flow question(s)

    With temps over 92-94, the chlorine just evaporates. With temps at 96, check your chemicals
  6. Scott Danforth

    Where to find flame arrestors

    Most were riveted that I am aware of
  7. Scott Danforth

    Starter needed 1970 merc inline 6.

    Inline motor. 3-bolt flange. Not similar to SBC/BBC
  8. Scott Danforth

    Where to find flame arrestors

    For liability reasons. The majority of spark arrestors are riveted assemblies.
  9. Scott Danforth

    Boat info appreciated

    First, welcome aboard Owners manuals generally do not exist for boats. Get the factory service manual for the motor/drive Tallahatchie boats operated from 1972-1986 in Wisconsin. A boat that old will have structural issues
  10. Scott Danforth

    Steering shaft removal

    A 1982 should be full mechanical shift. Electric shift went away in 1977 The iron duke is a 151 cubic inch Pontiac motor. Shares nothing but valve cover bolts with the Chevrolet 153 cubic inch used in boats
  11. Scott Danforth

    Astroglass 1989 full rebuild

    Pics or it didn't happen
  12. Scott Danforth

    Project unknown

    Without paper work....you most likely have a yard planter
  13. Scott Danforth

    Exhaust Manifold Question

    Barr is the OEM casting house for Edelbrock, Volvo Penta, Mercruiser and others. GLM stands for Good Luck Marine. Osco sold the casting business to Sierra. Name only, none of the equipment or talent With that stated. OEM or Barr
  14. Scott Danforth

    Mercruiser 4.3LH backfiring & weird timing

    If the piston is 0.030, then it's a 0.030 oversized. That valve is junk. Head needs a rebuild
  15. Scott Danforth

    230A condenser failure

    File the points, then set them with a dwell meter
  16. Scott Danforth

    New (old) hard top pontoon owner

    Check the tubes for cracks where the M brackets are welded
  17. Scott Danforth

    Single point drain leaks. Serious? Eliminate it?

    https://www.hardin-marine.com/p-81080-stainless-steel-sea-pump-drain-plugs-mercruiser-22-806608a02-8m2000874-5-pack.aspx
  18. Scott Danforth

    Astroglass 1989 full rebuild

    Micky, if you had more pics....we could nominate you for a splash
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