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Recent content by avian22

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    8.1 horizons running hot... any input please

    Engine was overheating when I got it. After inspection I found badly corroded manifolds and check valves. replaced them all. Also acid washed heat exchanger and the reservoir that the heat exchanger sits on because they were clogged. New thermostat. Verified that all coolant flow through...
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    4.3L v6 little to no compression /

    Engine was full of water. Head and valves were really rusted. I managed to get it unstuck and turns over pretty smoothly now. However, compression is all over the place on 1/3/5. Any way to save it?
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    92 150 Mariner Magnum II w/150 blackmax L/U - little to no h20 psi at idle... At a Loss!

    92 150 Mariner Magnum II w/150 blackmax L/U - little to no h20 psi at idle; Great when I punch it?!? As i idle between roughly 1k - 22k rpm the engine runs at like 198 degrees ( doesn't overheat though )When I punch it, the temp. immediately goes down to like 150/155 degrees. -New Water Pump...
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