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  1. Scott Danforth

    1992 Mercruiser 4.3 w/ balance shaft and 1 piece rear main seal swap to newer year Vortec.

    about $500. truck heads are $850 a pair new, more if you buy them as "marine" litterally the exact same part. comes out of the same parts bin in Tonawanda engine plant. some light reading: https://forums.iboats.com/threads/complete-history-of-the-4-3-liter-with-casting-numbers.693935/
  2. Scott Danforth

    electronic ignition 3.7 lx (470)

    FWIW....I have had 100% of the pertronix kits I ever bought fail. I have never been stranded by a set of points. however prior to ripping anything out, simply ground and unground the coil repeatedly and every time you unground, the coil should fire.
  3. Scott Danforth

    VP 5.0 to 5.7 high idle

    running the 5.7 on a 5.0 calibration means the motor will be running lean. even with the electric toilet on top (TBI) make sure the throttle cables are not holding the throttle open.
  4. Scott Danforth

    Disintegrating rivets

    there should not be any connection between the electrical system and the boat.
  5. Scott Danforth

    Need help with my 3.7l mcm 180

    buy a new SEI drive
  6. Scott Danforth

    Need help with my 3.7l mcm 180

    power steering pulley on a power steering pump
  7. Scott Danforth

    Mercury wear pads missing cause of vibration?

    if the motor is severely out of alignment, you can get a vibration. hence the reason I asked when the motor was last aligned
  8. Scott Danforth

    Disintegrating rivets

    did you add any electronics or electrical? if so, did you ground anything to the hull?
  9. Scott Danforth

    Volvo Penta aq125a grinding noise

    the process for the V8 PDS shaft is in my thread here. https://forums.iboats.com/threads/pds-shaft-issues.687012/
  10. Scott Danforth

    1992 Mercruiser 4.3 w/ balance shaft and 1 piece rear main seal swap to newer year Vortec.

    your crank and pistons are the same, you dont need to change them. you are only changing the heads and intake your cam and block is fine you may need to go up in prop pitch, however wait until you get the boat back on the water.
  11. Scott Danforth

    Frustratingly simple question - Mercruiser Ignition Coil 392-805570-1

    did you check the contents of the fuel filter in a clear container. this is to check to see that you have pure fuel, and not water in the fuel. it has less to do with the filter. if the fuel separates, pump out the tank and start over. if the fuel is cloudy, pump out the tank and start over...
  12. Scott Danforth

    Best prop

    there is 350# of plastic bolted to the gunwales as a rub rail. that may be an issue as well.
  13. Scott Danforth

    Mounting bolts

    the galvanized coating will sacrifice itself and eventually the bolts will dissolve
  14. Scott Danforth

    Gamefisher 5hp water pump question

    welcome aboard if you havent replaced the impeller in 2-3 years, start there
  15. Scott Danforth

    Pontoon boat vs. Open Deck for Lake - Total newbie

    you should look up avalon pontoons. the pontoons of today have 5 different target markets the fishermen the family on a small lake the go-fast and loud music crowd the rental market retiring yacht owners that want luxury and bells/whistles and have the disposable income some of those boats...
  16. Scott Danforth

    94 Searay 200 Fixer Upper

    if the floor is rotten, the transom and stringers rotted years prior. for this year, estimate $4500 for a hull restoration and about $3500 for upholstery restoration (up from $3000 and $2000 from 2019) if this is your first restoration, expect about a year plus
  17. Scott Danforth

    Mercruiser 470 Alternator conversion

    welcome aboard just leave the stator unless you want to remove it. anticipating your next question, just leave the damper magnets unless you want to remove them. google 470 problems and go from there.
  18. Scott Danforth

    Milky Oil in 2006 Glastron GX 205 with Volvo Penta 5.0 GL-E

    the machine marks are common on even new intakes. the as-cast surface needs to be machined prior to the intake being used. that intake is made for Volvo by Buddy Barr castings (same company that does Edelbrock castings. the corrosion where the bronze and aluminum are can be bead-blasted and...
  19. Scott Danforth

    Pontoon boat vs. Open Deck for Lake - Total newbie

    pontoon boats require lots more power than their mono-hull / v-hull counterparts to get up on plane and for water sports I would suggest a nice pontoon for the leisure side of things and a jet ski for watersports. you can tow the jetski behind the pontoon
  20. Scott Danforth

    Who has starting doing all their own maintenance?

    been turning my own wrenches since I was 3. that is what I was taught by dad. only use the dealerships for warranty work.
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