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  1. Scott Danforth

    Marine Flywheel compared to an auto flywheel

    Rock Auto is $70 a steel billet SFI rated one is $150 from Summit Racing.
  2. Scott Danforth

    Truck 5.7 engine into boat

    is the motor fuel injected or carbureted? there are some marine cams you can upgrade to. the Comp Cams XM270HR is the largest cam you can run with wet exhaust, or you run inter reversion that Ted mentions you can also port match the intake and heads, and deflash the combustion chamber if...
  3. Scott Danforth

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

    I ran the stock M55HV on my 271C after I upgrated the cam and vortec heads and never had a problem.
  4. Scott Danforth

    Boat pick up gone wrong...

    keep looking, wet transom means the stringers are not too far behind. Mariah was an OK brand. not great, not bottom feeder, just OK
  5. Scott Danforth

    Grass Cutting

    I have been cutting my grass all year
  6. Scott Danforth

    Optima blue top for starting?

    I wouldnt use an optima battery if you paid me since JCI took over their quality dropped However if you got the battery, use it until it fails.
  7. Scott Danforth

    Mercruiser 3.0 = Chevy 181 CID = Small Block Chevy Valve Train? 1:65 Rockers?

    welcome aboard. you need a gear ratio closer to 2:1 with the 4 bangers unless the boat is super small and light. the 1.6:1 drives are generally V6 and 5.0 SBC's you wont get much more out of the motor than 160hp at the flywheel (and that is with a better induction system and not playing with...
  8. Scott Danforth

    PLEASE HELP NEW BOAT OWNER CRACK

    it looks like the drive hit something hard. there is no temporary solution short of pulling it apart and welding it, then machining it.
  9. Scott Danforth

    Cracked exhaust manifold 305 engine

    you can not fix a cracked manifold you can buy from your local Mercruiser dealer, thru iBoats, or various on-line locations. if you buy from other than Mercruiser, buy Barr
  10. Scott Danforth

    Rec gas prices???

    yes it is..... not sure if I miss cutting 15 chords of wood a year....... or suffing a boiler at midnight. however the smell of wood burning makes me happy
  11. Scott Danforth

    "Think we're gonna need a bigger boat"

    yes
  12. Scott Danforth

    Crownline 2007 220ex

    keep in mind, a 15 year old boat is near the end of its design life. its service life and condition is purely dependent on how it was cared for and maintained. https://forums.iboats.com/threads/perspective-of-fiberglass-boat-design-life.683703/
  13. Scott Danforth

    Cracked exhaust manifold 305 engine

    you buy new exhaust manifolds if the manifolds cracked, any rubber bits in the exhaust will have also burned up, such as coupler hoses and flappers the source of your overheat is the raw water pump. fix that
  14. Scott Danforth

    Advice and suggestions on lifting dressed 260 engine

    I use an engine tilter bolted to the front/rear head accessory bolts.
  15. Scott Danforth

    Re-upholstery Job on Cruisers Yacht 338 Bowrider

    Cool. Matches the files I emailed you
  16. Scott Danforth

    "Think we're gonna need a bigger boat"

    The deck is balsa, the stringers are wood and balsa. Decks generally dont have issues on express cruisers, mainly because there is air and stowage below the deck. However searays from the 80s and 90s do have transom and stringer issues. Just like most of the boats from that era. Trailer...
  17. Scott Danforth

    Re-upholstery Job on Cruisers Yacht 338 Bowrider

    Sure you dont want a job?
  18. Scott Danforth

    Radio/speaker Upgrade

    Agreed, a $7 blue tooth adapter from amazon is easier and swapping a complete system
  19. Scott Danforth

    1988 TRANSOM REMOVAL

    keep in mind there is a PDS shaft with two bearings to support the splined PDS shaft from the drive plate to the u-joints. it does what a gimbal bearing does (support the shaft just in front of the u-joints), however sits in a machined housing. because of the PDS shaft there is no annual...
  20. Scott Danforth

    "Think we're gonna need a bigger boat"

    a fiberglass boat in the $5k range will need about $5k to $10k in restoration to make usable. especially boats from the 80's and 90's when wood and balsa was used all over. for example, the boat in my signature was in great shape and required $1500 worth of transom and stringer replacement...
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