JSP Manufacturing® Aftermarket Seadoo Exhaust Pipe, Exhaust Manifold & Rave Valve Gasket Kit
Our JSP Brand Aftermarket Sea Doo Exhaust Gasket Kit is compatible with the SeaDoo models listed below. Tested for consistent quality and meets or exceeds original OEM specifications. Please check you part number before placing an order.
- New Aftermarket Exhaust Pipe, Exhaust Manifold, & Rave Valve Gasket Kit
- Compatible with SeaDoo
- OEM quality aftermarket replacement part
- Exact item is pictured
- Quantity: 1 kit
Each Kit Includes: 4 gaskets total
1 - Manifold Gasket
1 - Head Pipe Gasket
2 - Rave Valve Gaskets
Replaces the following Part Numbers:
SBT #: 51-107
Manifold Gasket replaces OEM Part #:
420931481
290931481
290931480
SBT #: 41-107-03
WSM #: 007-583
Head Pipe Gasket replaces OEM Part #:
420931503
290931503
290931500
SBT #: 41-107-04
WSM #: 007-584
Rave Valve Gasket replaces OEM Part #:
420931540 or 420-931-540
290931540 or 290-931-540 superseded by 420931540
WSM #: 007-585
Brand: JSP Manufacturing®
MPN: GK-EX-KIT-51-107
Aftermarket Part fits the following Years, Make & Models:
Sea Doo PWC:
1996 -1998 GSX Exhaust Gasket Kit
1996 -1997 GTX Exhaust Gasket Kit
1997 -1998 SPX Exhaust Gasket Kit
1996 -1997 XP Exhaust Gasket Kit
1995 XP 800 Exhaust Gasket Kit
Sea Doo Jet Boat:
1996-1998 Challenger Exhaust Gasket Kit
1997, 1999 Challenger 1800 Exhaust Gasket Kit
**Reported to fit the above listed years, makes and models, however, may fit some additional years, makes and models not listed. Please verify part numbers from original unit, before ordering to help ensure fitment.
We offer a 30-Day Guarantee, if you have any issues with your item, please contact us to resolve the problem.
Return Information
Returns will be the cost of the item purchased, MINUS any shipping costs that we incurred shipping to you, or any return shipping costs. All returns must be in unused, undamaged, and unaltered condition. If you have any questions regarding your return, please contact us.
Shipping Information
We guarantee that if you place the order on a business day before 2PM, it will ship out that same day. If placed after 2PM, it will ship out the following business day. Unfortunately, once your order leaves our facility, we are unable to control delays or errors by the shipping carrier.
Please contact 
Via Chat or at 727-328-8733 If you are have any questions or are not sure if this will work with your model.
We guarantee that if you place the order on a business day before 2PM (EST), it will ship out that same day. If placed after 2PM (EST), it will ship out the following business day.
Orders received on weekends after 2PM (EST) Friday through 2PM (EST) Monday will ship on Monday. Shipping will start counting Tuesday.
Two-Day Shipping (when available) - shipping days start being counted the day after the shipping carrier receives that package. For example, if they receive the package on Monday before the cutoff time it will be delivered on Wednesday. (Day 1 is Tuesday / Day 2 is Wednesday – does not include the order date). TWO BUSINESS DAYS *Does not include weekends or holidays.
Unfortunately, once your order leaves our facility, we are unable to control delays or errors by the shipping carrier.
Returns will be the cost of the item purchased, MINUS any shipping costs that we incurred shipping to you, or any return shipping costs. All returns must be in unused, undamaged, and unaltered condition. If you have any questions regarding your return, please contact us.