How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Dominick Your Own Question
Dominick, Marine Mechanic
Category: Boat
Satisfied Customers: 1009
Experience:  25 Years Experience as Mechanic, 20 Yrs Boat Yard Owner/Mechanic, Factory Certified
Type Your Boat Question Here...
Dominick is online now
A new question is answered every 9 seconds

I have a 2001 seadoo gtx with 947 di and the top end was

Customer Question

Hello I have a 2001 seadoo gtx with 947 di and the top end was just rebuilt but I have little to no compression. What else could cause no compression other then piston and rings?
Submitted: 1 year ago.
Category: Boat
Expert:  jetskigreg replied 1 year ago.

Nothing else will cause low compression if i was making a guess whoever rebuilt topend did not grind the rav valves and they have contacted the piston and have messed up the new rings i have seen this many times

Related Boat Questions