98 gsx limited does not have full power

bozgolf

Cadet
Joined
Jul 16, 2006
Messages
14
I have a 98 gsx limited that will start and idle but as soon as I try to go faster it will only get up to about 3500 rpm with an occasional spike up to about 4260 rpm and surged. The fastest it would go was 35 mph.
 

Torino117

Cadet
Joined
Jun 15, 2009
Messages
23
Re: 98 gsx limited does not have full power

Perhaps the carb is due in for a rebuild?
 

Jeff Walkowiak

Lieutenant Commander
Joined
Jun 23, 2004
Messages
1,944
Re: 98 gsx limited does not have full power

both carbs need to be rebuilt most likely,, also you may try to bypass the fuel selector switch and go directly to the fuel reserve pickup on the tank,, the switches get old and restrict fuel flow .
 

kneedragger

Seaman
Joined
Feb 1, 2004
Messages
61
Re: 98 gsx limited does not have full power

both carbs need to be rebuilt most likely,, also you may try to bypass the fuel selector switch and go directly to the fuel reserve pickup on the tank,, the switches get old and restrict fuel flow .

Jeff, I know this is common problem with Seadoo, maybe others. I have a 96 GSX, and it will only run on reserve. Is there any way to clean the petcock/switch, and getting working correctly, or does it normally require replacement?

Thanks in advance.
 

Jeff Walkowiak

Lieutenant Commander
Joined
Jun 23, 2004
Messages
1,944
Re: 98 gsx limited does not have full power

just bypass it or replace it when they go bad they go bad sometimes they allow air to leak in and that will kill top end real fast
 
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