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  1. Scott Danforth

    Correct Temp gauge for Merc 3.0 Sender 97257A1

    The gauges are generally 240-30 for North American boats, and 0-100 ohms for European. There are a few odd ones out there, however that is a generic temp sender
  2. Scott Danforth

    Raw water pump volvo belt driven

    The rebuild kits will come from Johnson or ITT Jabsco. However last time I bought a pump, it was only $150. The rebuild kit, impeller, etc came out to about 90.
  3. Scott Danforth

    Correct Temp gauge for Merc 3.0 Sender 97257A1

    its a generic sensor for 240-30 ohm gauges
  4. Scott Danforth

    Raw water pump volvo belt driven

    Most of the Volvo raw water pumps are Johnson. Some are ITT Jabsco. you can shop the volvo store here. https://www.volvopenta.com/shop/
  5. Scott Danforth

    2000 vp 5.0 - can i use the closed tstat housing for raw conversion?

    yes, the thermostat housings are vastly differnt the thermostat housing in a heat exchanged motor does not circulate anything to the exhaust. that is handled by the heat exchanger the thermostat housing in a raw water cooled motor uses the thermostat as a mixing valve and always has flow to...
  6. Scott Danforth

    Trim motor kills the radio

    welcome aboard you have bad connections, most likely at the starter, or the battery. start by taking apart each connection from the battery, cleaning it until its clean and shiny enough your mother in law would eat off it. then tighten and move on to the next connection
  7. Scott Danforth

    Does Tohatsu make motors for Mercury or vice versa?

    All Mercs 40hp and below are Tohatsu with merc decals there are some cross branding above 40hp, however I do not know which ones are which
  8. Scott Danforth

    oil pressure sending units dual station SW gauges, exists any single station sender can work?

    See links in post #12. https://forums.iboats.com/threads/generic-boat-wiring-information-updated-verified.726970/
  9. Scott Danforth

    Boss's boat.....worlds fastest v-hull

    186 mph this year. https://www.speedonthewater.com/186-mph-factory-billet-raises-the-shootout-bar-likely-to-try-again-next-year/ there is a lot more in the boat to go
  10. Scott Danforth

    oil pressure sending units dual station SW gauges, exists any single station sender can work?

    you cant repair the $15 sender. if the harness was submerged in salt water, water will have wicked up the copper. most boat OEMs do not spring for the tinned copper, so you get the black corrosion
  11. Scott Danforth

    no speed then back to full speed

    check your fuel pressure
  12. Scott Danforth

    Cheap floor and foam replacement for weekend.

    realistically, your looking at $3500 + just for the hull. not including any upholstry or motor/drive work. you will spend over $500 in resin alone. the plywood is the cheep part. all you need is exterior grade. that is only $2-300 dont forget the tyvek suits, respirator, etc. you will...
  13. Scott Danforth

    Volvo 6.0

    The 6.0 is an LS Gen IV motor The SBC in your boat is a Gen 1 SBC The motor will bolt up to your existing flywheel housing except 1 bolt Depending on the programming, the 6.0 may also have a bit of programming that relies on various items such as the gauge package, speed sensors, trim, and a...
  14. Scott Danforth

    Top speed

    And you are simply burning twice as much fuel for the same speed Unless you add lifting strakes, the boat is limited at displacement speed Even with lifting strakes, you're going to be sub 30mph with 150hp For example, the forest River tritoon with 3 500hp motors just ran a bit over 100mph...
  15. Scott Danforth

    oil pressure sending units dual station SW gauges, exists any single station sender can work?

    Senders go bad, however most likely you have corrosion on the contacts. Especially if the harness was submerged in salt water
  16. Scott Danforth

    try to restart it?

    You should fix the cooling system issue before you try to run it
  17. Scott Danforth

    Ford 302 distributor

    Mallory sold their marine distributor business to Sierra. However a Mallory or prestolite would be my recommendation
  18. Scott Danforth

    5.7gs low oil pressure

    Use a mechanical oil pressure gauge to verify Only way to fix low oil pressure is pull the motor, inspect all bearings and the oil pump. Then correct what is out of spec Rule of thumb. 10 psi per 1000 RPM for an SBC
  19. Scott Danforth

    Ford 302 distributor

    Do you have the original dizzy?
  20. Scott Danforth

    Mercury mercruiser 170 3.7 Engine stops and won't restart

    Do not use a primer bulb. It is not USCG approved
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