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raw water fed, new raw water pump new thermstate, new manifolds and risers, new belts, runs fine at low speeds but at 3500 rpm starts to overheat than drops back to normal.
start up again to 3500 rpm and runs fine for a few miles than temp creeps up to 190 degrees same thing over and over ...
electric fuel pump stopped working, replaced contactor, no help than jumped contactor pump started and gas flowed into the filter bowl, pump still wont run when jumper removed. opened wire harness and found diodes tested good. need ideas
