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  1. The Force power

    Force/Mercury Frankenstein

    Jerry, Tell me more about this; the why/the how? I can't find anything in the manual on this
  2. The Force power

    repair manual and starter

    found your motor click on link; https://www.mercurymarine.com/en/ca/parts-and-accessories/parts-catalog then look for;
  3. The Force power

    Force/Mercury Frankenstein

    Hi Redbarron, I'm not sure what you mean, if I understand you correctly...your saying that there are differences between the early version of the Merc. ignitions & later merc. ignitions? I don't know, never worked with it other then removed the merc. ignition/fly-wheel/trigger-base/trigger &...
  4. The Force power

    Force/Mercury Frankenstein

    it should be a "91 but still has the dog bone style & old style fuel pump having said that; it was rigged with the merc. ignition there are some # at the bottom piston at the back of the block (see pic.)
  5. The Force power

    Falling in love with your boat

  6. The Force power

    Force/Mercury Frankenstein

    Hey jerry, sorry for the confusion! there are four ports on either side of the cylinder wall & the tube is on the intake side
  7. The Force power

    150 force tilt & trim

    You could look on this site(in shop) for parts
  8. The Force power

    1988 Force 1251H8C overheating

    The temps. you were mentioning are not alarming at all. what makes you convinced it's overheating? the buzzer only? Disconnect the temp.sensor(that's what forms the ground-path for the already energized buzzer-circuit) Run the unit like you have before and see if the buzzer goes, if it does...
  9. The Force power

    1988 Force 1251H8C overheating

    this one maybe more helpful;
  10. The Force power

    First snow fall for the season

    Woke up this morning & saw the fist signs of winter here in southern Ontario (Canada):canada:
  11. The Force power

    1988 Force 1251H8C overheating

    Yours would have the Presolite ignition system and the #1 / #3 do not share or have the same trigger colored wires. (see the attached schematic)
  12. The Force power

    3 cyl 65hp Merc - teach me a few things...

    Found some pics. It tricky but possible to remove one piston only & hone the cylinder-walls without pulling them all & needing the compression tools. BTW, I like your Idea of the hose clamp
  13. The Force power

    Why are Skeg guards so expensive?

    I now I know it does very little; other than protecting the propeller "to a point" I'm missing a chunk of the Skeg on a 90 hp Force, this it self does not bother me but to make it look better. I started looking into these gadgets and was blown away on the cost!!! I understand it's a quick-fix...
  14. The Force power

    Drop down test

    I've been searching through the "archive" of previous posts regarding a drop down test but can't really find my answer. With the engine running pull the plug wire of the Spark plug to test a change or not. It is advised to have the spark plug grounded when checking the ignition-system, so it...
  15. The Force power

    Plugs in or out when setting the timing on #1

    If I leave the plugs out (and grounded) it will ensure me that the Flywheel spins fast enough to produce spark when cranking at WOT. But will it spin too fast to set the timing accurately?
  16. The Force power

    Prestolite ignition problem

    I'm testing the ignition-system before I remove it of this Part motor and found no spark on #3 I have; -disconnected the rectifier & kill-wires - checked all wiring connections & wires on trigger & Stator - (ohm) tested the Stator & trigger as per Factory manual = good -tested coils individual...
  17. The Force power

    Mercury wiring on Force-engine

    never mind
  18. The Force power

    tool for Connecting-rod caps '90-'92 90 hp Force

    I tried a 7mm /7/32" 12 point socket but it's not the right one (it catches but slips over) I've been digging through the old post to find the correct size socket & found that 1/4" 12 point is correct one. I have no problem buying tools, but I like to know if the is the correct seize?
  19. The Force power

    Force/Mercury Frankenstein

    okay I went out and bought two parts-motors; - 89 Force with prestolite- ignition with the "dog bone" style Re-circulation and old style fuel-pump -92 Force with Mercury ignition system BUT also has the "old style" fuel-pump & dog bone re-Circ. I all ready have also a 90 that has a square...
  20. The Force power

    Piston damage

    I have two spare ('89)Force 85 HP motors and both have one cylinder damage/low compression (70 psi) The cylinder-wall are okay & I can Hone them. please let me know if this piston damage is referred to as; melted piston
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