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  1. nutnboltguy

    OMC Cobra Exhaust Manifold Question

    just picked up a NOS pair of batwings with no lake time on em whatsoever... found em on FB Marketplace for $300 about a week ago and thought "what the hell"... i was gonna do the full on conversion before getting out on the water this year but i figure these ought to last me about 5 or 6 years...
  2. nutnboltguy

    OMC Cobra 4.3L Trim Gage does not work

    the boat in question is a 1988 Reinell 173E and im pretty darn sure everything is hooked up correctly. the lever on the outdrive sensor arm is in the correct position and my gage reads like it does no matter what position the outdrive is in. thanks for your help and advice.
  3. nutnboltguy

    Oil Recommendation - 88 OMC Cobra 4.3L

    i have a freshly rebuilt engine with 60 hours on it and im wondering what weight and brand works the best for this motor? thanks.
  4. nutnboltguy

    choosing the right stainless prop - OMC Cobra 4.3L

    i have an 88 17' Reinell 173E with a newly rebuilt OMC Cobra 4.3L motor and outdrive with the stock 15x17 aluminum prop and i want to upgrade to a good stainless prop. i should add that the motor is bored .040" over and now has 272ci as opposed to the stock 262ci and is equipped with a Holley...
  5. nutnboltguy

    Reinell 173E fuel tank capacity and design

    trying to figure out what the fuel capacity and fuel tank design and material is on my 1988 Reinell 173E? im guessing about 30 gallons but wondering if its a fiberglass or aluminum tank? thanks!
  6. nutnboltguy

    OMC Cobra Exhaust Manifold Question

    HT32BSX115 Hi Rick, I realize this post (OMC Cobra 4.3L Exhaust Manifold Overheating) was 6 years old, but would like to work off some of the past info if possible... Are the manifolds in the above schematic the "bat wing" style? I have these on a recently acquired 88 Reinell 173E with the...
  7. nutnboltguy

    how to drain the oil on an OMC Cobra 4.3L V6?

    what is the best way to drain the engine oil on an OMC Cobra 4.3L V6? im 55 and have been a gear-head my whole life, but this is my first boat and i wanna get it right the first time around.... so yeah, im a total newbie. i picked up an 88 Reinell 173 Escort with a broken motor (GM 4.3 V6) for...
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