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  1. ibrw1

    Mercruiser 5.0 backfire up intake

    L-345059 Thought it was fixed. Backfire intake manifold. had boat for three years, then backfire issue starts and I did the following; Set Base timing by jumping purple with white stripe to ground, then starting engine. Idle is truly 650 at set timing to 10 degrees before. NOTE timing chain is...
  2. ibrw1

    Mercruiser 5.0 1999 thunderbolt V Timing Question

    Engine serial L345059 5.0 L 2BBL Carb Need special timing procedure I have a standard timing light I just want to set it to factory setting I looked around and couldn't find procedure. Thanks.
  3. ibrw1

    Crownline 202 BR backfires / pops through the carb, sometimes boat also smells of gas

    Mercruser 1999 5.0L 2bbl Thunderbolt-5 engine serial #L345059 Crownline 202 BR 2 problems Hi, I have a strong gas smell when I remove the boat cover. Issue just started. I've checked the gas lines from the tank to the electric fuel pump and all the way up to the carburetor. My gas tank...
  4. ibrw1

    problems getting the boat back on the trailer

    No guides, stock trailer
  5. ibrw1

    1991 Rinker 181 3.0L specifications

    Hi and Thanks in advance. Just bought my first boat, I ran up and down the Mississippi the week I got it. Found lots of little problems, looking for some information. The distributor advance timing spring was rusted and broke, found that on eBay. Got lucky there. Questions 1. Gas tank size in...
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