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water pumps

mstone

New member
"have a 351 pleasurecraft, put

"have a 351 pleasurecraft, put in water today, not picking up water, shut off quick, no damage, do i just replace impellor or raw water pump or both? thanks"
 
replace the impellor first and

replace the impellor first and look at the housing
if u find broken fins u need to find the parts
 
"I also have a cooling water i

"I also have a cooling water issue with a PCM 351 engine. The rubber fins/blades broke-off on the impellor, where all would they get trapped in the cooling system? Will they damage the water pump? Thanks"
 
they usually go to the tranny

they usually go to the tranny cooler or oil cooler
just back flush from the the the inlet of the circulating pump
u need to find all those pieces
 
I blew an impeller on my 95 35

I blew an impeller on my 95 351 PCM and thought I had done it again this weekend. Boat overheated at idle but cooled off running above 2k rpm. Took awhile to find it but I have a raw water inlet strainer that had a 3/4" crack. Pump was sucking air at low rpm.
 
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