Search results

  1. C

    Compression

    is the head warped ? was it checked out with a straight edge ? it may need just a good cleaning with a sharp blade and wire brush.
  2. C

    78 Johnson 115 starboard cylinder head getting hot

    if you do not wish to pull the cyl head from fear of damaged bolts have you considered some products like rid-lyme etc... maybe you can flush out some accumulated crud. see utubes. or work slow on the bolts ! check lower cyl head hose for clogs
  3. C

    1987 50hp Evinrude E50TLCUD Thermostat Replacement

    to clean the innards of the water circulation cavities you could run some descaler product ... check Rid -Lyme etc... check utubes
  4. C

    Evinrude 7.5hp kill switch issue

    oops :) brain fart
  5. C

    i have an 8hp evinrude thats locked up due to sitting 10+ years

    impeller !!!
  6. C

    i have an 8hp evinrude thats locked up due to sitting 10+ years

    sounds bad if it did rotate 360 at one point... Racerone may be right ! broken something...? may as well pull the cyl head check the walls for bad scrapes.
  7. C

    Evinrude 7.5hp kill switch issue

    see maxrules diag. if it helps looks like kill is a normal open switch. should be easy to track down https://maxrules.com/mercwireindex.php
  8. C

    i have an 8hp evinrude thats locked up due to sitting 10+ years

    patience... my $50 turtle was locked solid ( which is why the seller did not argue about me buying an anchor !) I took off the cyl head. (gaskets are cheap anyway) soaked and soaked it took a week to free it up. in slow increments. used a 1 inch round peg and hammer to alternate...
  9. C

    Engine Identification

    2001 model perform a load test on the old battery ... try a new battery ...trickle charging all winter is not proof the battery is still ok https://www.marineengine.com/parts/johnson-evinrude-parts.php?year=2001&hp=70&model=E70PL4SIA
  10. C

    Compression

    seafoam sure cleared up my honda snowblower hick-ups (surging) ! I was going to swap in a new carb ( from amazon) but never had to after I ran seafoam . Been good now 2-3 years :-)
  11. C

    Compression

    not so bad for a 50 year old engine... if it works don't fix it. maybe try some engine cleaner/decarb product to clean out some carbon deposits. Some like Seafoam some don't.. no harm in trying see utubes. Evinrude engine cleaner or Merc power tune should flush out some nasty stuff.
  12. C

    Check/Fix/Replace Starter Motor 1996 50hp

    check the video ... you could even loose that voltage between a nut and post .. make certain you scratch the b- post clean and shiny..also make certain you see 0.00 V when probes are shorted together. Meters can be iffy sometimes. Personnal I love my old telco analog Ks 14150 meter...
  13. C

    Check/Fix/Replace Starter Motor 1996 50hp

    just wiggle the wires and you may see the drop disappear ...check for corrosion in connections and heavy wire crimps. no need to spend $$$$ if fixable :)
  14. C

    Idle on an 1965 Evinrude 18hp

    your 18hp comes from a long family of oldies and this books can supply you with valuable info... nothing new under the sun ! just download store print locally https://www.socalaomci.com/library/johnson_service_manual_10th_edition.pdf[/URL timing video
  15. C

    Idle on an 1965 Evinrude 18hp

    if carb adjustement don't work ,compression is OK , ignition etc... make certain the narrow side channel sending fuel up to the top idle cct chamber under the dome plug is 100% clear otherwise the idle fuel supply will not flow up the side , drip down and get sucked in the engine. see...
  16. C

    What should the piston psi be on late 70s 2hp outboards?

    free https://www.leeroysramblings.com/
  17. C

    back grind clutch dog on 74 15hp Johnson 15r74g

  18. C

    What should the piston psi be on late 70s 2hp outboards?

    to test at wot the garbage can may not be adequate due to fumes and high prop slip in aerated water . maybe just a qwick burst to "see"... how it sounds
  19. C

    What should the piston psi be on late 70s 2hp outboards?

    ok next... my brother had one of the " problematic" 2hp... turned out the carb had a hard to see crack in the carb body . I don't remember where exactly but it was the cause of the problem. this was over 30 years ago !! may has well remove the carb and inspect closely.. .as I said... hard to...
  20. C

    What should the piston psi be on late 70s 2hp outboards?

    some motor have a rubber hub that wears out and may slip at wot...
Top