adrianp89
Jetboaters Admiral
- Messages
- 5,274
- Reaction score
- 4,296
- Points
- 382
- Location
- Tampa Bay, FL
- Boat Make
- Yamaha
- Year
- 2021
- Boat Model
- 252SE
- Boat Length
- 25
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If I remember correctly, the inner housing actually has 5 bolts. One is smaller.If there are pry points they are very hard to see or get to it.
Not sure what you mean with the long bolts…. On this pump there no long bolts just 4 short ones for the pump and 4 short for impeller housing.
My thinking was to buy some long bolt(s) inserting them into the hole(s) with the threaded end going through the pump housing toward the boat with a washer and nut on the boat side of the pump housing. Tighten the bolt(s) until they touch the metal plate attached to the hull. Then just a little further until the seal is broken. From the picture it is hard to tell if that would line up properly with the end of the bolt(s) touching solid metal on the back of the boat but if it does it would be an easy way to break that seal.Not sure what you mean with the long bolts….
He has the 5th bolt out. You can see the hole in the picture. These take quite a bit of prying effort when removing them for the first time.He needs to get that 5th bolt off, then he should be able to pry it off no problem.
I used one of those pry bars that is wide and flat that has the nail pulling slots in the ends. I used the curved end and got in behind the large bolt at 11 O clock and the the small bolt at 8 O clock and just gradually increased tension pausing after each increase in effort. When it did break loose it did so all at once, as @RobbieO said that black sealer is tough, you will be removing that once you get it apart.Yeah 5th is off that is my bad. I will pick up a torch and prybar from harbor frieght and try again.
If that doesn't work then I will try screwing a 2x4 to the housing and tie a rope around it and pull it off.
This is what the service manual spec’d. I’m happy with it, just a thin skin and so far it stays tacky.What do you guys use to re-seal?
Brilliant. Picked up the exact tool this morning. It took about 2 seconds with this tool and I had it off.Pick up this pry bar from harbor freight. Works great when taking these pumps off for the first time.
What are your RPM issues?I don’t think this would cause my RPM issues?