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    Yamaha OX66 Knocking Noise

    Hey All, usually an IO guy so I apologize in advance. 2001 OX66 200 saltwater series II FI. To me it sounds like a standard pinging noise coming from cylinder 1. Apparently the motor had an oiling issue prior that was resolved. Good compression on all cylinders. I did find he had hot plugs in...
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    Twin 4.3's Stalls when opposing gears

    Hello, Twin 4.3's EFI (TBI) with alpha's. All new cables (throttle, shift upper and lowers). Adjustment is spot on if running on one motor or on both when in same gear. Anytime when docking, if apply any more than idle when in opposite gears the motor with less throttle will stall. Is this...
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    Merc 5.7 randomly dies

    Hello All, Recently installed new merc 5.7 carb, alpha with HEI ignition and 4 barrel 1409. Vortec motor. Boat is an 02 Bayliner 2252 I rescued from the scrap yard. Brand new drive as well. once dialed in and broken motor seems to run great (although I think I'm over propped at the moment...
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