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  1. Scott Danforth

    What´s the best replacement for AQ271C (or 570) 5.7 GM engine, ideally stroker?

    me, personally, I would use a 2" carb spacer that transitions from the square bore to the spread bore pattern on the intake. the 2" spacer will also give you slightly more midrange. you will need to make a new fuel line though if not and you are using the stock VP manifold, use the stock VP...
  2. Scott Danforth

    5.7L Vortec vs Pre-Vortec Height Dimension?

    if you put a 1995 or earlier SBC next to a 1996 or later SBC (vortec headed) and measured the data points, they would be the same. now depending if you buy a low rise manifold, medium rise manifold, high-rise manifold or use a spacer, that may change the height of your spark arrestor. however...
  3. Scott Danforth

    1994 OM. factory manual for my 1995?

    the only place to get factory manuals is here https://outboardbooks.com/
  4. Scott Danforth

    1990 18' Bayliner

    as far as easy fix..... there is none. you have a 32 year old bayliner that most likely was in need of a restoration about 10 years ago. the floor is always the last thing to rot build a cradle pull the motor pull the interior pull the cap gut the hull rebuild the transom rebuild the...
  5. Scott Danforth

    Floor and Transom Rebuild

    where are you located, we can point you in the direction of local fiberglass shops. agree with everyone above, your transom and stringers are shot so your looking at a full restoration. make sure you make a cradle for the boat standard ACX plywood is all you need.
  6. Scott Danforth

    Interior stains - what are they and how to clean?

    Vinyl is only expected to live for 3-5 years from the vinyl manufacturers. What you see is mold/mildew within the seat cushions coming thru the vinyl. No mater what you do, the staining will ve back. Consider getting the seats redone
  7. Scott Danforth

    1977 OMC 120, lost drive and reverse

    First, welcome aboard Scond, your druve will need to come apart and you will need to inspect the vertical driveshaft splines Third, i flaged the post to be moved to the OMC forum
  8. Scott Danforth

    5.0 Mercruiser MPI Broken distributor Screw hole

    There are aluminum replacement dizzys for about $110
  9. Scott Danforth

    Trailer weight distribution question

    Full fuel tank, full water tank, gear and your trailer and you are over your 8300# towing rating
  10. Scott Danforth

    small cruiser aft seat repair?

    Bottom cushion may be held in with screws from underneath, or with Christmas trees. Vinyl is only guaranteed by the manufacturer for 3-5 years. You will need to rebuilg thw whole cushion, and maybe the whole seat
  11. Scott Danforth

    Trailer weight distribution question

    What is your tow vehicle?
  12. Scott Danforth

    Floor and Transom Rebuild

    welcome aboard suggest reading a bit more, specifically links 14, 15, 18, 2, 3, 4a, and 4b here. https://forums.iboats.com/threads/how-tos-and-other-great-information.283508/ look at every picture, watch every video. after that, you will have the knowledge to tackle your project. we are...
  13. Scott Danforth

    Leaking still after bellows replacement. Help please

    the only easy button is a staples sales gimmick drive comes off, motor comes out, transom shield comes off, you build a cradle, you remove the interior, you remove the cap, you then remove the floor, stringers and tansom. you then go here...
  14. Scott Danforth

    New used boat getting the water flowing

    if its a cobra, its a 20 minute job to replace an impeller (and that is getting beer and finding your socket wrench) if its a stringer, 2 hours is quite fast. the thermostat needs to be in the water to regulate the water flow thru the motor. anyone who thinks removing a thermostat allows it...
  15. Scott Danforth

    Mercruiser 170 Pertronix Ignitor no spark

    did you pinch the grey wire to the tach? could be the pertronix module crapped out (happens often)
  16. Scott Danforth

    Sundeck Shocks

    there are 5 major companies that make gas struts (suspa, stabilus, ace controls, guden, bahnsback) they are all in the $20 a piece range. the chinesium knock-offs are cheaper. they also all have their brand and part numbers printed on them. pull off what you have, read the part number of...
  17. Scott Danforth

    Is it safe to weld a winch post to the coupler?

    I believe the way the trailer was modified was it was intended to be backed in far enough to float the boat to the trailer, then pull out. look at the back of the trailer as to how the strut, prop, and rudder nest in the trailer. some of the trailers do not allow winching, some do.
  18. Scott Danforth

    Sundeck Shocks

    the 120N is 120 newtons of force. the 80N is 80 newtons of force. your originals lasted 25 years, what do you expect from $20 gas springs?
  19. Scott Danforth

    Large circlips pliers for OMC lower units?

    you realize had you bought the right tool weeks ago, you would be back on the water with this. if you have a cummins dealer near you, pay the tech $50 to R&R the snap rings.
  20. Scott Danforth

    Leaking still after bellows replacement. Help please

    you must remove the outdrive before removing the engine if your boat is over 20 years old, high probability of a rotten transom
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