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    1978 3-70 rude hood gasket?

    Anyone have a source for the hood gasket? The gasket stapled to the bottom of the fiberglas hood.
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    Prop shaft nut torque

    Worthless OMC service doesn't even have prop shaft torque specs or gear oil capacity for a 78 70-3 Rude!! Anyone know what the proper torque should be? Engines are 74 and 78 3-70 Rudes. How much oil should the lower unit hold if drained. Looks like about 1 qt for refill.
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    70HP 3 cyl thermostat bypass

    The thermostat bypass valves were missing from my old 70. From all the crude build up they were removed long ago. The thermostat had also been stuck for awhile. Good thing they gone I guess. Is this a hot-rod mod to the engine or just bad mod??
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    What oil for 78 3 cyl 70 HP

    Just drained oil form a pair of early 70's 70 HP 3 Cyl lower units. One had few drops of water, the other had what appeared to be 85W90. MY 75 service manual calls for an OMC number oil or if that is not available DEXTRON ATF. In later years was a running change made to 85W90, or was that added...
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    .040 overbore on a 70HP 3 cyl

    I have a well worn 3 cyl 70 HP 1974 vintage that is currently .030 oversize. It is not badly scored but the pistons will slop around in their bores and it has little compression. BRP only has +.030 pistons but aftermarket has +.040 available. Does a 1974 vintage 3 cyl 70 HP run well with .040...
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    78 70hp 3 cyl water pump

    This is my first water pump install!! Exactly which way does the pump impeller go? Where am I going wrong? The drive shaft turns to the right or clockwise? The impeller turns to the right and the flexible vanes bend to the left? The closed-off keyway shaft opening is the top of the impeller and...
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