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  1. J

    1988 Sunbird, 4.3, alpha 1, overheating

    I recently rebuilt my engine and after many carb problems finnally got it running great. Problem is, the temp guage stays on cold for a long time then shoots to about 3/4 hot then creeps up to hot. I did accidentally run the motor without the water on it about 30-40 seconds (bonehead), but I...
  2. J

    broken Alpha 1 sten drive

    I finally got my engine rebuilt after buying an 19 ft Sunbird (sitting 3 years). The engine wouldn't turn over after installation- come to find out the outdrive (1st generation Alpha) is frozen up. I removed it from the boat and started dissassembly, the upper gearbox was frozen and rusted-...
  3. J

    4.3 Mercruiser frozen

    Good day, I recently bought a 1988 Sunbird with a 4.3L mercruiser and Alpha outdrive. The guy I bought it from did not properly winterize the boat, and surprise, something cracked-getting water in the crankcase. My question is; Is there something that commonly cracks or do I just need to pull it...
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