I have a evinrude 28hp outboard which is not pumping water. drive shaft seems in place and impeller in good nick. have put hose at bottom of inlet pipe and water runs through motor and out outlet. water also runs from exhaust outlet when i did this. any ideas?
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Answers & Comments
Mite be the keyway that holds impellor , does engine drive the prop round wen running as crankshaft splines wear out too ?? P...
Check pump housing and plate for wear,make sure aluminium housing not corroded under plate. Suggest fitting electric drill to drive shaft and emerse lower unit in bucket of water.make sure drill doesn't get wet.is motor going into gear,maybe splines are rusted off in crankshaft,could also have holes in inner exhaust side plate