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  1. Scott Danforth

    454 information

    the standard 7.4's are oval port motors the magnum is a rectangular port motor with a different cam
  2. Scott Danforth

    Voting for 2023 Splash of the Year!

    Can @mickyryan vote twice?
  3. Scott Danforth

    Flotation foam

    transom should be 2.00-2.25" thick outer fiberglass (about 1/4-3/8" thick) 1-1/2" of wood inner fiberglass
  4. Scott Danforth

    Wood working questions

    Make a wood jig to hold the piece and use the table saw.
  5. Scott Danforth

    Wood working questions

    Or a finger splice .......
  6. Scott Danforth

    3.0 MPI distributor? Specs needed

    I believe it does. however I would want to visit NAPA or your local FLAPS and verify prior.
  7. Scott Danforth

    Wood working questions

    not sure on the expansion. I would use tite-bond III (mainly because I have lots of it)
  8. Scott Danforth

    454 information

    The block is just a GM block Prep for marine use: Brass core plugs Marine cam Marine head gaskets Marine water circulation pump Your motor is a 1970-1990 Mark IV big block I personally would look for a 1996 or later Gen VI
  9. Scott Danforth

    3.0 MPI distributor? Specs needed

    They are 6-cylinder dizzys. However you could pull the shaft from your current dizzy
  10. Scott Danforth

    3.0 MPI distributor? Specs needed

    Can buy this as a start. https://www.ebay.com/itm/386234005880 Or this https://www.ebay.com/itm/364628745728 Or this https://www.ebay.com/itm/185896457499
  11. Scott Danforth

    3.0 MPI distributor? Specs needed

    Post a pic of the point mounting plate and housing
  12. Scott Danforth

    Wood working questions

    I would glue to a bit of oak plywood. Significantly stronger and more stable. I would do both faces and then rip the outside and make a perimeter
  13. Scott Danforth

    3.0 MPI distributor? Specs needed

    Wonder how hard it would be to add the vac advance to the marine dizzy?
  14. Scott Danforth

    Boat Pedestal Question

    Probably won't pass ABYC testing Look at Springfield, Attwood, Tacomarine websites That is what is available on the market today
  15. Scott Danforth

    3.0 MPI distributor? Specs needed

    Found this site by spelunking a few dizzy conversion threads https://www.davessmallbodyheis.com/ maybe reach out to them if Tom doesnt come thru.
  16. Scott Danforth

    3.0 MPI distributor? Specs needed

    few more posts https://www.jalopyjournal.com/forum/threads/ansen-crossflow-153-chevy-engine.1041534/#post-11792997 Dizzy: https://www.cardone.com/product/distributor-30-1410 https://www.oreillyauto.com/detail/c/remanufactured/cardone-distributor-remanufactured/a1c0/301410
  17. Scott Danforth

    3.0 MPI distributor? Specs needed

    I know a few salvage yards up in the land of beer and cheese that would have them. however they are pick-your-own and they do not have websites. rebuild parts for the old dizzys can be had at NAPA. bushings used to be about $6 to rebuild a dizzy. now about $13 new advance pots can be had
  18. Scott Danforth

    3.0 MPI distributor? Specs needed

    lunch time parts cruising. https://www.ebay.com/itm/186177004468 https://www.ebay.com/itm/185623543542 https://www.ebay.com/itm/332080038302
  19. Scott Danforth

    3.0 MPI distributor? Specs needed

    however with a turbo, the advance curve will be wrong. not to mention light throttle cruising @matt167 , will reach out to Jerry on stovebolt/inliners as he may have an early 153 dizzy. additionally, there are some alternatives to the MSD boxes.
  20. Scott Danforth

    HELP Throttle and Steering Cable Lengths

    cables are hot-stamped with the part number every foot or so.
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