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  1. M

    OEM vs...

    need fuel pump for 1986 OMC cobra 4.6 liter, is sierra as good as OEM on fuel pumps ?? $120.00 difference
  2. M

    fouling plugs

    1986 OMC cobra 4.3 ltr. after long term idling when trolling, eng. floods plugs foul. have set choke, set mixture, but still happens. any Ideas??
  3. M

    1986 cobra ign.convesion

    want to upgrade to electronic ign on my 4.3 liter omc... is there a direct plug-in replacement for the E.S.A. module? do I need to replace the coil ? and do I need to bypass the resister wire??
  4. M

    1986 omc cobra prop...3 vs. 4 blade

    from earlier post second question, have "86" 4.3 liter cobra, with 14.5 x 19 3 blade prop. what are the pros and cons of 3 vs. 4 blade??
  5. M

    1986 OMC Cobra

    have a 1986 OMC cobra 4.3 liter V6 bent a prop blade . have a problem when I throttle up , seems it starts to cavitate and I loose thrust... is that the bent blade doing that ?? not bent to the extreme, just bent maybe 3 inches of the blade. also have a 14.5 X 19 blade , any possibility to go a...
  6. M

    oem vs sierra

    Any body have expierience with oem omc parts vs. sierra or other aftermarket stuff. Have 1980 400 stringer need to do some repairs. Wanted to know which is more reliable.
  7. M

    after market parts

    can anyone tell me if they have had any expirience with after market ball gears and seal kits kits from "Sterndrive" or "GLM"?? local marina calls those suppliers sellers of Chinese excriment. are they any good? stay away? who caries OEM?? OH! 1980 stringer 400.
  8. M

    dash swithes

    I want to up grade my dash switches (1980 Renken) to up grade the function and general look of my dash panel. does anyone know where I can get a function illuminated with a pilot light rocker switches. haven't seen anything eccept the ones in Cabelas 4 or 6 bank complete panel , that's not a...
  9. M

    floor repair

    I have a 1980 renken 17ft. I would like to get rid of the back to back seats and put in pedastol seats. I'm a big guy, and I feel I need to reinforce the floor for the pedastol mounts, and I was thinking of just adding a layer of 1/2 or 3/4 inch marine plywood and seal it with resin to...
  10. M

    400 stringer ball gears

    going to replace upper housing with another used, old one siezed up. worried about items to be done "while I'm in there". should ball gears be replaced since they won't be mates anymore? can gears be replaced w/o pulling retainers on both intermediate and upper housing, as to not disturb the...
  11. M

    cracked gellcoat

    I like others have more mechanical exp. than body, my gelcoat bottom is old(1980) and is full of those little stress cracks ,as I call them, I can see them , but can bairly feel them. like little spider cracks I've heard them called. should I just clean and wax ,or paint? boat is 100% trailered...
  12. M

    factory manuals

    saw in a past thead someone listed website to get "factoy" repair manuals for omc stringer (400). they said they are better than the Seloc that I have. Are they for single or multiple years I need for 1980 . Anyone remember ?
  13. M

    omc 400 tringer locked up

    hello all new to this forum, this is my first post. have 1980 400 stringer, was out on the lake (Erie) ,crusing along and engine came to a gradual stop, it is locked up. won't turn over. I am pretty sure it's the outdrive, with the starter have a very small amount of moverment probubly that of...
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