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  1. jumboshrimp

    Isuzu D500 6cyl

    Hello from the wet coast, So I just got into an old 1982 28’Pelagic with a D500 Isuzu 6cyl and I have not been able to find many specific specifications about her online. Some documents say she’s 46hp others say a more believable 105hp, borg Warner 71C marine gear, heat exchanger zincs I have...
  2. jumboshrimp

    1978ish Thnderbolt 850 wont idle

    Hi guys, My 850 has been a great runner for the last few years. Last fall i was busy, so the Merc Mech installed a new waterpump, filters, plugs etc befor fogging her for the winter. I took her out yeasterday expecting her usual robust spring preformance but she wouldn't idle on the hose or in...
  3. jumboshrimp

    RPM Gauge, need one

    I have a 1977 850 4cyl Thunderbolt ign and she needs an RPM gauge on a budget, any recomended? And where can I find how to install Searched to no avail thanks
  4. jumboshrimp

    Stuck in reverse

    I have bought a '77 Thunderbolt 850 and she was stuck in reverse long ago, has anybody fixed this type of problem? Can the gear case be removed(while stuck in rev) without causeing further damage? Cables work fine...:confused:
  5. jumboshrimp

    Leisurely Chieftan Restore

    Wish me Luck !!! My background, I bought my first Chieftan aboot 3moons ago and got her 120 i/o cleaned and running after rebuilding everything attached to it. (but no power/poor compression)I really wanted an outboard model and the other day unemployed as ever I found one and had to have her...
  6. jumboshrimp

    New Starcraft Owner

    So I have a project 18 Chieftan w/120 MerCruiser i/o but I don't know what year it is to get some parts. Is it true the last two #'s of the serial # is your manufacture year? I have a 1955 ? I still would have bought her because I have vision but I am losing it as I can't seem to get her mobile...
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