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Chester
Chester, Jet Ski Repair Expert
Category: General
Satisfied Customers: 52
Experience:  Jet Ski Mechanic
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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: 4 months ago.
Category: Jet Ski Repair
Expert:  jetskigreg replied 4 months 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