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  1. SparkieBoat

    1977 evinrude 140. 135 strangler

    I have these two motors. I was wondering what they might be worth. The 140 has a warped head. I removed it to get it smoothed and never did. It is a complete motor and the gear case seems to be in good shape. The 135 is missing the gear case and carbs. I believe it had good compression when I...
  2. SparkieBoat

    2005 175 hp Mercury optimax, how do I test oil pump?

    I just purchased a 2005 175 hp optimax. the water filter going to the compressor was clogged and the over heat alarm wire was separate from the engine over heat alarm wire. I got a used compressor and the engine cranks and runs fine and fuel pressure is 10 more than my air pressure like it...
  3. SparkieBoat

    2005 175 optimax, how do I test compressor and fuel pressure

    I have good sparks and compression. I just got this motor. It ran great for 5 mins up the river. then when I idled it started acting funny, When I tried to throttle up it slowly bogged out and after about 30 secs it shut off and would not restart. How do I test the compressor air and the fuel...
  4. SparkieBoat

    2008 Suzuki DF 140 4 stroke, I am looking to purchase this motor

    I have a 2003 19' seapro bay boat. It came with a yamaha 115 4 stroke, which I sold because it needed work. I had a 2.5 150 1996 merc on it for years now. It ran great but I tried to sell the boat to go larger and no one wanted it with the older 2 stroke on it. I may end up waiting a while to...
  5. SparkieBoat

    1990 Johnson 150 no fire with spark plugs in

    I have a 1990 johnson 150 XP. it gets good fire with the spark plugs removed. when i install the spark plugs i get no fire on any cylinder. The battery test fine, all connections are tight clean. the engine seems to be turning over as fast or faster than any other motor I have worked on. It is...
  6. SparkieBoat

    198? V-4 omc gearcase. driveshaft crank splines are bad, will a V-6 driveshaft fit.

    I have a 198? something V-4 gearcase. it is in great shape except the crank splines are messed up. I have a 20" and a 25" 198? something V-6 gearcases. They both have busted housings. will the dive shafts from these work? If so what about the shift shaft? They are different part numbers, but...
  7. SparkieBoat

    1980 140 evinrude, bored 030 low compression on all 4 really low on #1

    I do not know the history of this motor but it came to me with one head off. the pistons were stamped 030. head looked fine and cylinder walls looked ok. new head gasket and I got 100 PSI on 3 and the top starboard had 75. I got a feeling that this motor was rebuilt by some jackleg. but not...
  8. SparkieBoat

    1974 Merc 50 4 cylinder. I just got it, any relavant information please.

    I picked this motor up yesterday, it came with a small pile of OMC motors. It does not look too bad and has about 140psi on all 4, and is sparking. Any maintenance tips or things to do to it? also I think that the carb cover says that the timing is 35 BTDC, is that right, I never heard of it...
  9. SparkieBoat

    going to look at a 07 225 etec, what all should I check/test?

    A local guy has an 07 225 etec for sale. low hours. claims he just had the powerhead rebuilt. and now the gearcase has gone out. what all should I test/check besides compression?
  10. SparkieBoat

    1977 140 evinrude, i want to swap the swivel bracket from a 1982 140, can it be done

    Hey guys I just got a deal on a 1977 Evinrude 140, 140783S .(It is missing the head covers and the exhaust housing if anyone has them I am in need). Anyway it is not a electric tilt and trim motor, I also had a 1982 140HP evinrude that is on a tilt and trim midsection. can I swap out the tilt...
  11. SparkieBoat

    1983 35hp Evinrude. how do I replace the clutch dog?

    I got a 1983 35HP Evinrude E35ECTS. I got the bearing carrier out and the snap ring and the big washer, but to my surprise the shifter thingy is blocking me from being able to pull the prop shaft and forward gear out. there is a little pin on the bottom of the shifter thingy that is going around...
  12. SparkieBoat

    1980 85 HP evinrude are these the correct carbs?

    I know that I have been wearing the forum out lately, but I did some horse trading and just now kinda figured out what I got. Apparently the previous owner had a 1984 140HP johunson, something must have went bad inside the block, I have not checked it out yet but he put a 1980 85HP powerhead...
  13. SparkieBoat

    1980 85 HP evinrude good compression, timing and spark and fuel, only backfires.

    I have a 1980 85 hp evinrude, I got it in a horse trade. I figured it had something wrong with it but it has great compression, good spark on all 4, timing seems to be right according to the number 1 cylinder and the markings on the flywheel. the previous owner was not a genius, a 2 inch big...
  14. SparkieBoat

    135 Evinrude strangler what is the best route to get it running again?

    I made a swap and got me a 135 strangler motor with no gearcase or carbs. I cannot find the serial number but I understand that they were produced from 1973 to 1975. I oiled it up and spun it over some then did a compression check, it was great. I then tested for spark, got spark on all 4...
  15. SparkieBoat

    I need help to indentify this gearcase please

    I purchased this gearcase off of ebay. It was listed as for a 150. It does not fit my 150. I have included some pictures. The shaft hub is about 4'. Th over all length of the part that mates to the midsection is about 20 1/4". shaft from mating part of gearcase to top is 22 3/8. I can measure...
  16. SparkieBoat

    1993 Yamaha 40 C40MSHR Bottom carb starving for fuel intermitently.

    I have a 1993 40 HP yamaha outboard. C40MSHR. I have repeatedly cleaned both carbs and paid particular attention to my bottom carbs needle valve assembly and passage. When I put it all back together and take it to the river it runs great for a while then begins to run on 1 cylinder. I pulled the...
  17. SparkieBoat

    2001 Seadoo 717, plugs fouling, either weak coil/stator? DVA test for the stator?

    My seadoo keeps fouling out the plugs. mostly seems to be the rear one. It will run great one minuet then start running on 1 cylinder with the other one trying to kick in but then out again. I did a DVA test on the power going into the coil it was around 120 V. I know on an outboard it should be...
  18. SparkieBoat

    1989 Mercury 200 voltage regulator DVA test

    I have a 1989 200 HP Mercury outboard. OC149382 I was test running it and it started out fine then my volts suddenly went from 13-14 to 15-16 when that happened the motor started running ruff and lost power. I wanted to make sure it is my voltage regulator cause the thing cost like $500 Anyone...
  19. SparkieBoat

    1989 200 HP Black Max. how do I remove the top trim rod pin so I can drop T&T?

    I need to remove the big round pin that holds the trim rod to the engine. there appears to be a slot on one side, tried a big flat head ion it but it would not turn.
  20. SparkieBoat

    What year/model is this OMC V-4 I have the number off the plug.

    I recently acquired a OMC v-4 that has a 90s looking Johnson 115 cowl on it. But no model number plate. I got this number off of the plug on the top rear of the motor. Anyone able to tell me what year/model this is? G3204668 Thanks
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