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  1. wrench 3

    5.7 mercruiser max RPM

    I'm working on a 350 magnam with an alfa one drive that was repowered with a 5.7 vortec generation two. Fuel and ignition systems are from the original engine (except for the electric fuel pump). Does anyone have any thoughts on what the maximum RPM should be.
  2. wrench 3

    Raw water pump. Alfa one drive. Counter rotating.

    I'm repairing the water pumps on a pair of 350 magnams on alfa one drives. From the threads here, I beleave that the pump in the counter rotating drive, rotates the same way as the standerd drive. Is this corect?
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