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55hp sea king

J

jim cook

Guest
keeps breaking the key that hl

keeps breaking the key that hlods the cam for the points in place
 
Make sure you haven't reve

Make sure you haven't reversed the plug leads. Backfiring can cause the key to break.

However the most likely causes are:
1)The crankshaft nut isn't torqued down enough
2)The flywheel hub is cracked or the taper is worn.
3) Incorrect key
4) Crankshaft taper is worn.
 
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