Search results

  1. jimmbo

    1977 Crestliner Muskie 7**, Outboat Restore Project

    Welcome to iboats I look forward to seeing your Restoration. 40 yrs ago I almost bought a Muskie 775 from my Neighbour. It had the 370 for power. At the Time, I was in an OMC Family, and I was Leary about anything from Mercury.
  2. jimmbo

    MerCruiser 5.7L Low-ish Compression

    Welcome to iboats When doing the Leakdown test(Compressed into Cylinder) you had verification that the Valves were Closed? A bit of something is likely keeping the valve(s) from Seating, and thereby Leaking. You can try a few Applications of PowerTune, or Engine Cleaner. Myself I would pull the...
  3. jimmbo

    OMC 3.8l dying at high rpm and weird cranking issue.

    Fuel Starvation perhaps
  4. jimmbo

    1980 115 johnson stumbles at 2500rpm low compression cyl 3

    The extra displacement by a 0.30" overbore is almost Insignificant, and the Main Jetting is always a tad on the Rich Side.
  5. jimmbo

    Fiberglass repair on jet boat bottom

    I think the Trailer needs to be Set Up better, and might need some different parts(Rollers and Associated Parts) to do so
  6. jimmbo

    1980 115 johnson stumbles at 2500rpm low compression cyl 3

    They actually require some Knowledge, and some Skill to actually repair, instead staring at a Laptop screen and Swapping Parts until the Problem is Solved Not everyone is making CEO Salaries, but many items are priced like Everyone is
  7. jimmbo

    Urgent Help needed: Mercury 2002 50ELPT0, Must see picture to understand issue, but don't know how to fix

    You do not adjust the Idle Speed by doing anything to the Carb, Idle Speed on these Engines is determined by the Timing, which will vary depending on the load(prop pitch) the engine is seeing. Get the Correct Service Manual for that Engine, Read, and Understand what the Specs are, what the...
  8. jimmbo

    Anyone Seen these?

    No, but I am spending more money than that on a new Camera Body, which I kinda do want Besides, with the Price of Guzzloline being where it is, I don't see much value in Boating these days
  9. jimmbo

    Anyone Seen these?

    There are lots of things that look good, but are of no Use, or Value. It could end up being a 'More Money than Brains' Identifier
  10. jimmbo

    Anyone Seen these?

    I think you should book an appointment with an Ear Specialist
  11. jimmbo

    1980 115 johnson stumbles at 2500rpm low compression cyl 3

    No offence intended. Doesn't the dealer have Mechanics of it's own?
  12. jimmbo

    Gear ratio change/unknown oem prop

    You choose a Prop that allows the engine to run in the Upper Half of the WOT rpm range, which for your engine is likely 4200 - 4600 rpm. With the Ratio change, a 23 is probably a reasonable place to start. Get on good terms with a Dealer, and maybe he will let you try out a few, with your...
  13. jimmbo

    1980 115 johnson stumbles at 2500rpm low compression cyl 3

    Welcome to iboats Have you done any tests on the engine? First thing to do is a Compression Test. If the engine does indeed have a no/low compression Cylinder(s) then you need to decide, rebuild or replace the Powerhead, or even the entire engine, as there are a lot of other used ones available...
  14. jimmbo

    Anyone Seen these?

    It will be interesting to actually read/review Real User reports of how the prop performs, instead of a Paid Advertisement disguised as a Review, from an Industry Mouthpiece, that just passing on a Company Script
  15. jimmbo

    Mystery issues with Volvo Penta since I/O service

    The engine is turning 4000rpm and the boat is only moving 5 knots? And the the Rpm are bouncing up and down, and the Idle is way too high. Did they give you the correct boat?
  16. jimmbo

    Twin 2.6 omc outboards

    Voltmeter, or Multimeter
  17. jimmbo

    1996 130HP Evinrude

    Over 2 grand, on the water and in gear, or just revving it in neutral on the Muffs? Is the fuel Filter clear? Are the Carbs clean? Is the sync between the carbs correct, as well as the sync between the Carbs and Spark? Checking the Compression, and checking that the Ignition System can produce a...
  18. jimmbo

    high idle

    They gave you good direction, to take it to a Shop
  19. jimmbo

    Anyone Seen these?

    Shows a lot of People, those in the Higher Income groups can afford to pay more, a lot more, Income Tax,
  20. jimmbo

    high idle

    Does a Doctor or Lawyer give away Anything? I guess Blue Collar Workers are expected to give away, their Livelihoods. What part of Ontario are you at?
Top