Search results

  1. Scott Danforth

    Help understanding vacuum test

    That is how you ruin your motor. But a proper timing light or Pend $4 on the right size timing tape
  2. Scott Danforth

    Boat hit 200 degrees engine temp

    At 200 engine temps you have Zero water cooling the exhaust. So your flappers and rubber hose are now toast Pull drive, do an impeller service. If any vanes missing, do a system backflush and find the missing parts
  3. Scott Danforth

    Help understanding vacuum test

    150 psi is what the engine reads new with a good gauge
  4. Scott Danforth

    Mercruiser 5.7 ?

    Agree. Time to pull the drive and do a complete drive maintenance, check u-joints, bellows and alignment. Do a compression test. All cylinders should be between 140 and 150 psi Do your engine oil service, ignition service and other boat side service. Do a trailer brake service, bearing...
  5. Scott Danforth

    Help understanding vacuum test

    First, the propane method is better for setting idle screws Your vacuum reading is normal your compression gauge reads high
  6. Scott Danforth

    Bunks with plastic on top

    Google bunk slides
  7. Scott Danforth

    Bunks with plastic on top

    Do NOT use pressure treated as the chemicals to treat the lumber will corrode the aluminum
  8. Scott Danforth

    DIY : How to dry a wet phone from boating .

    If salt water or high mineral water.. .Pull battery, pour bottled water over the phone, pour rubbing alcohol into phone, set on dash of truck for 15 minutes with the defrosters on. Or if fresh water pull the battery, rinse with rubbing alcohol and set on the dash BTDT about 20 times over the...
  9. Scott Danforth

    GM 5.7L TBI & Thunderbolt IV compatibility

    The only thing you will use from the truck motor is the short block and heads You will need to install brass core plugs and marine head gaskets. You will need to swap over your marine stuff from your current motor. Water pump, electrical system, accessory drive, oil pan and dipstick, fuel...
  10. Scott Danforth

    Mercruiser 5.7 ?

    1997 should be a vortec motor (8 intake bolts) Motor will be prop rated. As Bondo asked, what induction system?
  11. Scott Danforth

    Burned coil after upgrading to Pertronix

    I would stick to points vs pertronix as I personally have not had any luck with pertronix
  12. Scott Danforth

    Just thought I'd share a nice photo.

    Cobblestone streets of Savannah leading down to River Street
  13. Scott Danforth

    1982 omc 400 ss help please

    As points sit non-used for a period of 3 months or more, they oxidize a bit. That is the downside of points
  14. Scott Danforth

    Just thought I'd share a nice photo.

    Earlier this week, this guy visited. We are now in Savannah
  15. Scott Danforth

    Camshaft Replacement on Vortec 4.3L 262

    Not sure why you are looking up GM parts on the Mercruiser site. 500% markup I use a few GM industrial sites to get GM part numbers. However if rebuilding, my local machine shop
  16. Scott Danforth

    How smooth should hull be when tabbing in stringers

    Now stand back 15 feet and take another pic. We can zoom in, we can't zoom out
  17. Scott Danforth

    1982 omc 400 ss help please

    Service the points. Won't fire if you didn't file the points, set the dwell (with a meter) and set timing
  18. Scott Danforth

    Camshaft Replacement on Vortec 4.3L 262

    4.3 GM marine cam part number is suspiciously the same as the GM Silverado/S-10 truck cam Not sure where you are getting your info. Other than the core plugs, water pump and the head gaskets (early on) the 4.3 coming down the Tonawanda line didnt know if it was a truck motor, a forklift motor...
  19. Scott Danforth

    How smooth should hull be when tabbing in stringers

    If you can call 24 grit ground fiberglass smooth Post a picture. Usually when you think you have ground enough, there is more to do. Need to make sure your down to good glass and you are out about 8 to 10 inches past the stringers
  20. Scott Danforth

    Camshaft Replacement on Vortec 4.3L 262

    It's just a GM truck cam. You could get a crane cam or comp cam
Top