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  1. Scott Danforth

    Simple winterization process / draining 4.3gl

    a little spray of water in the shaft hole is not an issue you want to run the motor up to temperature at an idle with the hose on full blast
  2. Scott Danforth

    Cold Starting RPM: What is normal?

    I run a holly 4150 without a choke. initial start is usually about 1500 RPM for a minute or so. no reason you cant get the 4160 to run at 1500 RPM or so for a few minutes. the choke should hold the carb shut, until you start it, and then it should open to about 3/8" wide when running, and...
  3. Scott Danforth

    Just thought I'd share a nice photo.

    they dig after the grubs in your yard. get rid of the grubs, you wont have moles or armadillos beneficial nematodes
  4. Scott Danforth

    One riser 60 degrees hotter

    Never run faster than 1500 RPM on muffs Since your trailer is never perfectly level, the higher elbow will be hotter
  5. Scott Danforth

    Merc alpha one gen 2 can this be welded ?

    a competent welder can weld that.
  6. Scott Danforth

    Help me identify what engine I have in my new boat

    get the stock carb, pull it apart, clean all the passages, install new gaskets, then adjust and go boating. out $50 max
  7. Scott Danforth

    AQ125, what is this wire?

    that should be the alternator excite wire regarding your starting issue. service the points.... file them, rough gap them, use a dwell meter to set dwell, then set timing.
  8. Scott Danforth

    Help me identify what engine I have in my new boat

    Volvo Penta put 715CFM carbs on stock block 350's from 1987-1994. the AVS 2 along with the webber and the 1409 all are available as 650 CFM or 800CFM. since they have the secondary flap they only flow what the engine can draw.
  9. Scott Danforth

    Help me identify what engine I have in my new boat

    the current carb sounds like the idle circuit is plugged and you are only running off the main jets
  10. Scott Danforth

    Testing Gas Flow on 82' Wellcraft Sterndrive

    correct, you can not make a 3.0 distributor fit a 3.7 short of a machine shop and custom make one. the 3.7 liter does not have an electronic distributor anywhere. the only thing that exists is the pertronix point replacment trigger, however the distributor still has the mechanical advance...
  11. Scott Danforth

    Mercruiser Service Manuel 15

    service manuals are copyrighted. so you can buy new manuals from Brunswick, or you can buy used manual from ebay, etc. https://publications.brunswick.com/Default.asp
  12. Scott Danforth

    3.0 mercruiser dieseling

    If the 3.0 is fuel injected, it will have a 160F thermostat. Carbureted, should be 140 degree thermostat
  13. Scott Danforth

    Skinny water day.

    Part of me wants to go for a ride in a new Zealand jet boat. The hull is lined with 1/2" of delrin to bounce off the rocks
  14. Scott Danforth

    Help me identify what engine I have in my new boat

    I know Summit ships to Canada, Germany, Australia, and Scotland based off hotrod buddies
  15. Scott Danforth

    motor guide no reverse

    Contact Motor Guide
  16. Scott Danforth

    Testing Gas Flow on 82' Wellcraft Sterndrive

    Mercruiser 470 dizzy 3.0 dizzy
  17. Scott Danforth

    Skinny water day.

    Some co-workers run in 1-2" with their custom flats boats. They are tunnel cats with a jack plate. Once on plane, you raise the motor all the way up and just skim the surface
  18. Scott Danforth

    Just thought I'd share a nice photo.

    It's also compounded because the gear should be almost twice as large for the loads we are seeing in order to use cheaper materials....... Because sales wants smaller....smaller....smaller....more power density
  19. Scott Danforth

    Just thought I'd share a nice photo.

    Yes, two shortcomings, one was improper material for the gear, and an issue with induction hardening of the worm
  20. Scott Danforth

    Just thought I'd share a nice photo.

    C91700 gear, induction hardened SAE 1045 worm.
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