How do I know if my exhaust flapper needs replacing
along with the float hinge pin and float valve assembly
then snug it firmly with a screwdriver
8M0089715 and aftermarket equivalents from Sierra (18-3668)
it requires basic mechanical skills and tools to drop the lower unit
RAVE Valve Rebuild Kit – Fits SeaDoo 787 800 Carbureted GSX GTX SPX XP (Replaces 290260723, 290260728, 420260728, 420260723) 50-125HP How do I know ifProduct Details This RAVE Valve Rebuild Kit fits SeaDoo 787 800 carbureted engines, including GSX, GTX, SPX, and XP models from 19951999. The kit includes all essential components to restore your exhaust RAVE valve system, ensuring proper power delivery and engine performance across compatible twin cylinder applications. This aftermarket kit directly replaces OEM part numbers 290260723, 290260728, 420260728, and 420260723. Complete rebuild solution