225 yamaha low water pressure

speakskid6

Recruit
Joined
May 9, 2007
Messages
2
i have 1991 225 with low water pressure
lower unit is off 2003 150 4 stroke
only getting 5 to 6 psi
tried new water pump
no thermostats
i saw something about poppet on seloc bb but cant find it
any help would be appreactiated
i cant spell lol
 

Ray Neudecker

Lieutenant Commander
Joined
May 25, 2004
Messages
1,656
Re: 225 yamaha low water pressure

The poppet valve is at the rear lower starboard side of the block, May have to remove the computer to get to it.
 
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