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  1. Scott Danforth

    Mechanical things hate me lately

    truck pads changed between rain storms. measured the rotors, while still 0.050 thicker than minimum in the front and 0.030" in the rear, will be getting new rotors along with extra pads for when I do the next change. no hung calipers or pins. no idea why the right rear pads were worn more...
  2. Scott Danforth

    New sea pump front seal walking out. Causes? Fixes?

    I would pull the seal, get a new one and install with a bit of permatex around the outer edge.
  3. Scott Danforth

    connecting tach/ determining RPM

    get a tiny tach (or the china knockoff from amazon )if you want something cheap. or get a proper outboard tach for the outboard motor.
  4. Scott Danforth

    I/O (Sterndrive) Conversion to Outboards

    Nida core? not sure you need the higher density if you have a thick enough core. in bending, its the outer fibers doing the load. could go carbon / fiberglass mix as well. remember, your current boat has at least 3/8" (closer to 1/2") of fiberglass for the hull. fiberglass may be heavier...
  5. Scott Danforth

    Merc 5.7 Hiccup

    have you checked the fuel filter contents in a clear container looking for contaminates?
  6. Scott Danforth

    1977 Ford 460 ignition

    yes it needs to be a marine distributor no, I personally would not use pertronix. the boat ran for 50 years with points. probably only 2-3 sets and simple maintenance to get it to last 50 years as a set of points normally last about 15-20 years in a boat before you have to replace them. you...
  7. Scott Danforth

    looking for some info/history on this "Legend/Crestliner"

    you are looking at a 36 year old boat. you are also looking at a boat that somone put a goofy name on it because there is no model caled legend or GT in the 1990 crestliner offering. https://www.crestliner.com/content/dam/crestliner/promotions/catalogs/CL_Crestliner-Catalog-1990.pdf
  8. Scott Danforth

    Fusion radio flaky & freezing up

    its not the boat side if the radio is stuck on a particular screen call fusions customer support line
  9. Scott Danforth

    Drilling vent holes in a prop

    Your 3.0 will be running between a 15p to 19p 21p will be too much prop
  10. Scott Danforth

    4.3 diesling

    Here in the US we use AKI (Anti Knock Index) which is the average or RON and MON or (R+M)/2
  11. Scott Danforth

    Running temp for 3.0 tks mercruiser suntracker 27 ft pontoon?

    Is this a new to you boat? If so, make sure to do all the maintenance the prior owner didn't do
  12. Scott Danforth

    4.3gxi bad temp sensor?

    Motor side grounds are on a bolt at back of the motor
  13. Scott Danforth

    Found some rocks with my prop...

    Body dolly and hammer will work to straighten them
  14. Scott Danforth

    Mechanical things hate me lately

    They have been off a few times
  15. Scott Danforth

    Mechanical things hate me lately

    Will find out tomorrow as we are currently getting rain at 4"-6" per hour Local NAPA has calipers if needed
  16. Scott Danforth

    Mechanical things hate me lately

    first the transmission output bearings go on the daily whip. so steal the trans from the Luddite build a rash of gear and shaft failures due to below spec materials at work - pay a local CNC machine shop an insane amount of money to get the project back on tract. the AC goes out on the truck -...
  17. Scott Danforth

    How to clean the coolant side of a Sen-Dure heat exchanger?

    Best and nearly only way is to take it to a radiator shop and have it hot tanked and flushed That will remove some, but not all of the deposits. Normally the glycol side is not cleanable
  18. Scott Danforth

    yamaha 3.0 l4 blew head gasket help!

    Get a complete Volvo or Mercruiser 3.0 long tail and swap out to replace all the Yamaha stuff that is no longer supported
  19. Scott Danforth

    Carburetor model

    It's a Holley 2300. If you need to find out what gaskets are in it, look here https://forums.iboats.com/threads/searchable-holley-carb-list.771381/ The list number is all you need. 75028-3
  20. Scott Danforth

    Manifold/riser 3.0 mercruiser

    If the manifold is cracked. Look at the block, just below the deck under the manifold for one on the block
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