1957 evenrude 5.5

kbait

Commander
Joined
Nov 13, 2007
Messages
2,472
Blow air up water tube to see if it’s clear. Check that said tube is indeed inserted into waterpump housing grommet.
But first, if barrel testing, make sure waterpump is completely submerged before starting (lower unit bolts 6” under water).
Good luck!
 

johnwb

Recruit
Joined
Aug 14, 2021
Messages
2
Thanks !!! kbait the water level did the trick. I was just too shallow.
 

oldboat1

Fleet Admiral
Joined
Apr 3, 2002
Messages
9,612
Maybe not so fast. If the motor was run with the impeller dry/out of water, it could have be destroyed in a few seconds. I would at least have a look at it.
 
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