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  1. cowboy_36618

    3.0 LX swap with a 3.7 Mercruiser

    I got a 3.0LX and it locked up, it has the Alpha one Outdrive Im guessing its 3.0 since its posted on the top of outdrive, my question is. Can I take out the 4 cylinder 3.0 LX motor and drop in a 3.7L 470 mercruiser with out many problems to do the swap.If I do ,what problems or changes would I...
  2. cowboy_36618

    Synthetic Oil ?

    I was wondering if I can run a Synthetic oil in my 3.0 liter Mercruiser. would it hurt it, or should I not use it? Im just curious to know before I go and Change my oil tomorrow? thanks for any help in advanced:cool:
  3. cowboy_36618

    Mercruiser 3.0 Spark Plugs

    Hey yall I just bought a 1996 Bayliner with a 3.0/LX Mercruiser I/0, My question is is there any other Spark Plug that I can run in this Motor besides the AC-MR42LTS, I cant seem to find these around town.... this number I got from the breather cover/top plate. So does anyone know of another...
  4. cowboy_36618

    Prop Question ?

    Hey fellows, I have a 1988 Evinrude 70 hp with a 13x17 prop off a 1978 Evinrude 70hp.The boat is a 1978 Tidecraft 16 foot "about" ,My question is, when im at WOT the rpms seem to be high, but not enuff prop, it feels like it could go faster by the sound of rpms. which prop would i need to go up...
  5. cowboy_36618

    1978 70 hp Vs. 1989 or 90 75 hp

    ok ,hello and yes I got another question . Recently I had asked about the compression on that 78 70 hp rude, now I have another ?. I took that 70 hp to a respectable boat shop here in town and it was there almost 4 weeks, I got it back yesterday, all they could tell me was that it was low on...
  6. cowboy_36618

    compression ?

    I got a 78 70 hp evinrude.... I got 110 lbs on #1 ,90 lbs on #2, and 100 lbs on #3. my question is , will those numbers on compression make the motor run bad at WOT and idle ? will it have a real affect on how the engine performs in all. Will it cause the engine to not want to go anywhere when...
  7. cowboy_36618

    Still Problems with 78 ,70hp rude

    Ok , I had the carbs rebuilt ,cleaned out, I was having and idle problem, it wouldnt stay idling when trying to put on trailer... so I had the carbs done... now its still doing that a little bit, its just a bit better. now it wont or dont feel like it takes off when you want to go WOT, it takes...
  8. cowboy_36618

    70 horse 78 Rude

    Hey Yall, new here to the forums, been reading alot of great info. Got myself a decent /clean used 1978 Tidecraft with a 78 70 horse Rude on it,it runs great WOT, just not so great at idling in to put on the trailer. It just dies at idle. I know this may sound like a stupid question, Ive asked...
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