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    a quick question about pressure tank conversion on a 1957 10 horse johnson

    after 45 minutes of searching the forum i decided to just ask if anyone can tell me which fuel pump to order to convert to a single line fuel tank on the 10 hp 57 sea horse. my father inlaw asked me to figure out how and order the parts and help him do it as his tank rusted out :(..... i found...
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    1972 4 hp thunderbolt carb idle screw setting amount

    just rebuilt the carb on my new 72 4hp troller. the carb is a kb10a. i pulled and cleaned the idle screw and hole but didnt check first to see how many turns it was out first. does anyone know the factory setting for the idle screw? Thanx
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    just jot a 1972 4 hp. needs some tinkering. can you help?

    hello yall. tried my new used trolling motor today. it took about 30 pulls to get it to burp then a new plug i had kickin around fired it up. it ran for about 30 seconds then petered out tried again and it took quite a few pulls to do the same thing. i switched gas tanks and it did the same and...
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    that old "what year is my motor" question again

    hey guys. i bought a 4 hp mercury trolling motor today. the serial # is 3430422. any ideas on the year? google was no help! $75. yippee.
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    1953 qd-14 for trolling?

    hey guys. im looking at a 10 horse bueaty from 1953 but im wondering if its ok to run one of these for hours on end at 2 mph trolling for fish? its bueatiful and i kinda have a thing for these old motors. whaddya think? thanx
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    1989 v-135 regulator/rectifier confusion

    hey ya'll. i have a v-135 1989 with voltage regulator #88825a7 and rectifier #8m0058226. i want to replace both but the only regulator i've found is $210 and $40 for a rectifier. i found a cdi product #8825k that magemarinestore says is a rectifier/regulator but every other web site says its a...
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    89 v-135 problem for the record book? timed i think?!@#$!

    more on my frustrating week with this motor. if you guys arent as fed up with me as i am this motor, maybe you want to help me. rebuilt carbs again! replaced all sorts of gaskets again. midleg, water jackets over the cyl heads etc. timed it as per the manuals instructions. drained carbs, pulled...
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    89 v-135. anyone know how to adjust air:fuel ratio on this thing? + a timing question

    the title says it all. anyone got ideas on adjusting this things fuel air mix. also gonna time it this week as per the manuals instructions. any tips on that would help too. do i really need to go .462 degrees back from tdc with a dial gauge and put the arrow there or can i just skip that and...
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    82 johnson 9.9 hp tiller gears?!

    Hey guys. I'm fixing a motor for my friend as a winter project in exchange for using it when I want to. It's got chewed up gears where the tiller ARM folds up. It worked fine this summer other tha it being real hard to turn the throttle up. so now it needs new gears or what not and I'm having a...
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    89 v135 no spark all 6 cylinders.

    hey guys. the motor worked last time out 2.5 weeks ago. went today and no spark on any cylinders. is the only possibility the stator? the battery is strong and it just turns and turns. i tried alot to start it cuz i didnt have the plug wire tester with me and the terminal that the main line to...
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    water telltale question. blackmax v135 1989

    hello. i had a question about the water pumping through this motor. after the thermostats, the tubes carrying water from the heads t into 1 tube then it then goes to another t just before the "peehole". that t sends a tube back to the engine just below the upper powerhead gasket. where does this...
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    89 v135. more water issues. please help

    hey guys. 94 degrees today and the boat wouldnt go. it left the ramp fine at no wake then went to throttle on plane and it petered out and stalled. it would only start if i used the enrichener/choke push key in method with the throttle lever up. we swam it back to the ramp. it woulda ran there...
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    1956 10hp johnson lower unit stuck

    a buddy of mine gave me a sea horse and im getting it going again(i hope). i cleaned the carb and sea foamed it to high heaven through the carb mounting hole and the plug holes. it ran 20 yrs ago when put in a garage. the carb was beyond jelled. just powder and rust. got it real clean. dropped...
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    1956 10 hp johnson lower unit removal?

    Hey guys. can anyone tell me how to remove the lower unit to get at the water pump. i removed the 5 bolts and it dropped about an inch but then its stuck. im sure someone asks this frequently so once i post this ill look at the links it creates at the bottom of the post. Thanx alot! Erik
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    1989 v135 blackmax removing oil injection advice?!

    hey guys. i was wondering if i could get some advice on removing the oil injection system on my motor. dont trust it anymore and its doin weird stuff. i would rather just pre-mix and was wondering if anyone knows the correct procedure what with the low oil alarm on the pump. do i just plug the...
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    1956 sea king 12 hp flywheel issues

    well the flywheel stripped the peg or whatever it is that keeps the flywheel in the right place on the crankshaft. i cant tell if its a replaceable part or if its a permanent part on the crankshaft. i drilled a hole where it was and put a set screw in the hole to peg the flywheel in place but...
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    1956 12hp sea king/motgomery ward johnson issues with idleing etc. please help

    hey guys. day three of owning this sea king and today i was running it and trying to adjust the knob above the carb to smooth out its idle. i have to give it lots of throttle to start and it runs alright but when i throttle down to a nice idle it starts to buck and jerk and i throttle back up...
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    1956 12hp johnson: what spark plug to use?

    hey guys. just got this outboard and wanna put the right plugs in it. who knows if the ones it came with are correct, right? does anyone know the required plug? Thank you
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    new used(of course) 1956 12 hp johnson a few questions.

    hi. im Erik. i'm usually in the mercury part of the forum dealing with a pain in the ***** motor but i just bought this cool motor and had a question. it has a knob on the front and the guy who sold it to me said its the fuel air mix knob. it goes to the bottom of the carb. I turn it while...
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    89 v135. one thing after another! help with no spark please?!

    hey guys. this motor is driving me crazy. i put my spark plug wire tester light on the boat and the lower left cylinder was extremely faint. almost not there. i switched two coils and it was still that lower left cylinder not firing, or at least not enough. now that i know its not the coil, what...
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