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  1. Scott Danforth

    Volvo Penta Steering Stiff

    maybe start your own thread vs hijacking suggest a new helm and cable.
  2. Scott Danforth

    New Console/Dash - Wiring question

    wiring colors are standard https://forums.iboats.com/threads/generic-boat-wiring-information-updated-verified.726970/
  3. Scott Danforth

    Install a kicker bracket for a 4.5hp Merc on Swim Platform (Bayliner 175)

    welcome aboard. for the removable down riggers, you will need to add some rod holder. for the removable bracket, you will have to fabricate something. I would use a dedicated fishing boat myself, however have fished out of both the Avanti and the SeaRay. in stead of a kicker, just dropped a...
  4. Scott Danforth

    Source for new gas tank

    welcome aboard I have coated my own tanks and had them professionally coated for antique cars and bikes, and the coating will come loose after a period of time if you dont chemically remove the rust prior to coating. best I found is fill the tank with 20:1 ratio of water to muratic acid, and...
  5. Scott Danforth

    Outboard cowl paint help

    BTW, the harbor freight guns wear out fast. if you leave the tips in solvent, the inner tip will rust Here was my spray yesterday. with the sun/temp at 88, it was kicking quick.
  6. Scott Danforth

    Correct prop for a Mercruiser 120

    its very common to have 2 or 3 props for a 4-cylinder powered boat mainly because you are limited on power.
  7. Scott Danforth

    5.7L Non-Vortec to Vortec conversion

    no way to measure a cam shaft with a caliper while in the motor and be accurate.
  8. Scott Danforth

    I'm looking for a manual for a duo prop outdrive, i need to replace prop shaft seals

    would really help to know which one of the many duo prop drives since 1981 that you are working on
  9. Scott Danforth

    03 4.3 carb and manifolds

    not uncommon. boat builders may have had inventory on motors
  10. Scott Danforth

    conversion to electronic ignition for Volvo penta-5.7 GXI-J

    we are still waiting for pictures of the points ignition
  11. Scott Danforth

    240cs Bomar hatch replacement

    Why not repair your hatch?
  12. Scott Danforth

    5.7 piston rings

    You cant take pistons from one block and put into another block and get good results
  13. Scott Danforth

    5.7L Non-Vortec to Vortec conversion

    Link in my sig, first post has links to the cam I chosen 268 degrees of duration is the biggest cam you can use with wet exhaust. Before I spent any money, I would use a dial indicator and determine what you have. Your cam is probably fine However, with vortec heads most cams hotter than...
  14. Scott Danforth

    1988 Rogue 2420

    Backup drive is now taken apart, flushed, the lower sanded down and primed. The lower will be going back together this week, and if lucky, will get the upper on and that drive painted
  15. Scott Danforth

    1988 Rogue 2420

    Finally got around to painting the drive. The admiral put the boat on her honey-do list as she wants to go boating
  16. Scott Danforth

    5.7 piston rings

    If you are re-ringing, you need new pistons and a bore\hone. Mercruiser bought the same pistons used in trucks, and every other marine motor Your stock pistons are GM flat tops with 4 reliefs
  17. Scott Danforth

    5.7 piston rings

    I will add, if you are rebuilding a motor, now is the time to make it better than what GM sold Mercruiser
  18. Scott Danforth

    5.7L Non-Vortec to Vortec conversion

    starts the same regardless of temperature from 90 all the way down to 45. first start is always, one full prime, then part throttle and turn the key. with two 30cc squirters, it fires off about the 4th or 5th revolution when cold, and about the 2nd revolution when warm
  19. Scott Danforth

    5.7 piston rings

    welcome aboard. remember, Mercruiser just buys a GM longblock. talk to your machine shop. make sure to hone to +.001 of a standard truck hone. ring gap is dependent on your piston type. cast, hyper, forged, etc.
  20. Scott Danforth

    5.7L Non-Vortec to Vortec conversion

    you can use a dial indicator on the cam lobes and get total rise on the cam, then use your rocker arm ratio and calculate valve lift.
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