Recent content by UPchuck

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    90 2 Stroke Johnson idling rough and cutting off at idling

    Re: 90 2 Stroke Johnson idling rough and cutting off at idling OK. well first i noticed water on the spark plug from the middle cylinder. so i checked the compression top was 140 middle was 70 and bottom was 140. so i pulled the therm cover (pic 1 ) water cover ( pic 2) and head ( pic 3)...
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    Thinking about buying a 1978 formula 21'

    So a kid that works for my brother in law was given this 78 formula boat. it needs a lil work, like a soft spot in the floor, a head gasket and a fuel pump. also the tilt trim motor works, but something is siezed and wont actually tilt up or down. but he only wants 500 for it. i figured the...
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    1977 75hp sparkplug gap?

    does anyone know the gap on a 77 75hp evinrude. yea yea yea.... i need to buy a manual, but its cheaper to ask.
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    a few pointers on surface repairs.

    Re: a few pointers on surface repairs. Ok heres a few pictures. The first three are on the top pf the boat, the last 2 are on the hull. The hull is sound, but i didnt know the best way to fix them.
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    a few pointers on surface repairs.

    hey guys. I was hopeing for some tips on repairing hairline surface cracks. I really dont know a whole lot about all this, so anything would help. The cracks arent anything major, more cosmetic than anything. also ive got a few chips on the hull. What is the best way to go about fixing this sort...
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    Ok Crazy Compression!

    So to day for ****s n giggles, i Checked the compression on my 77' 75hp rude. and the results are in........ From top to bottom i got 140, 70, 140. this was checking before firing the engine. so i started er up, for a good 5-10. and checked again. Same thing, but i noticed when i pulled the plug...
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    should i replaCE these coils. W/ Pics.

    So I havent checked the ohms on these yet but they have some rust, and one has a crack in the caseing. i have been having problems at wot and believe these are probably the culprit.
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    need some info on a 1977 75hp evinrude

    Hey all, im charlie. im new here and this is my first post. my dads uncle left him a boat when he passed, and because he is mechanically illiterate, iv been tinkerin with it. engine is in good shape, starts with just a bump of the key. I know from my research that there were 2 75 hp models made...
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