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  1. R

    1988 Johnson GT150 acceleration issues

    Do not run motor till issues are sorted.----A cylinder starving of fuel starves a cylinder of OIL as well.
  2. R

    1958 seahorse 10 running hot

    I doubt there is a thermostat on a 1958 model10 HP.
  3. R

    1982 Evinrude 90 hp

    Any history on this motor ?-----A compression test is the first thing to do !----Post your numbers here.
  4. R

    1988 Johnson GT150 acceleration issues

    Post the compression test values.----Are the fuel jets ( FIXED ) clean ?----Does spark jump a gap of at least 3/8" on all leads ?-----Flywheel key checked ?----Any history on this motor ?
  5. R

    1958 seahorse 10 running hot

    Was water tube installed in the exhaust housing grommet BEFORE the lower unit was installed ?
  6. R

    4 stroke 50hp 1997 Yamaha outboard black smoke rough runnning

    Possibly an issue with carburetor float/s and float valves.----Too much fuel.
  7. R

    Prop inconsistently spinning in neutral?

    Normal for a prop to turn slowly in neutral.----Has to do with the oil and the way bearings " work " with oil.
  8. R

    Chainsaw cutting lube in a pinch

    Oil keeps bar groove and links from wearing out.
  9. R

    Chainsaw cutting lube in a pinch

    Oil has nothing to do with keeping the chain sharp.
  10. R

    Where would you drill for tell-tale install?

    The picture is post #8 is a 2 cylinder 40 / 45 / 48 / 50 / 60 HP
  11. R

    Decarbonizaton

    Many of those muscle cars used water injection systems.
  12. R

    110 Johnson, sputtering and coughing

    Remove cylinder head on the one with 105 PSI.----Likely it is suffering from broken piston rings.-----Very , very common failure !!
  13. R

    2003 M40D2 Shuts off with Shift

    Drain the gear oil.----Check for spark on each plug lead.
  14. R

    Bought my first boat to cut, gut and rebuild from bow to stern, including engine. Killed my back and suffered the wrath of the fiberglass demons

    Fellow that I know bought a 1937 Pontiac coupe in 1972.----Paid $150 for it.------Worked in TV rental shop ( remember those ) at the time.----He got lots of chuckles when he brought it home and into the car club.------He found a 64 chevy and took everything off it.---He asked questions and dug...
  15. R

    2004 Evinrude 115

    I have a 2005 Yamaha 4 stroke 90 HP.----Got it free as it was tossed out by Mercury dealer.------Had a 1976 Evinrude 15 dropped off yesterday for parts.---Also free.
  16. R

    Coil locating ring

    Fit many models from 1950 to at least 1990.----I have the ring but do not have the I. D. measurement.
  17. R

    Free Mercury Tower of Power

    Remove intake bypass covers.----Inspect pistons and rings.
  18. R

    Mercury ob 1995 40hp. Roll pin with Trigger assembly??

    Perhaps your motor advances the timing with magic electronics.
  19. R

    multimeter to time Evinrude 5516; 1958 5.5 hp

    They all have the timing marks.----Perhaps not timing marks as used on a 283 Chevy.-----So step #1 is find the 2 vertical timing marks ( 3/8" apart ) on the mag plate.---Report when you have found them.
  20. R

    Free Mercury Tower of Power

    The decals on the wrap indicate 1976 / 77----Wiring seems to have suffered.----Yes they are a smooth running wonderful motor if in good condition.
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