420856502 Vent TOPS Valve

Genuine Sea-Doo TOPS Vent Valve Assembly
Genuine Sea-Doo vent valve assembly fitted to the rear of the cylinder head on many Sea-Doo 4-stroke watercraft from 2006 to 2024.
 
Supplied as a complete assembly with:
Electronic TOPS sensor
Vent valve assembly
Sealing O-ring
 
The TOPS sensor forms part of the Tip-Over Protection System and detects if the watercraft has overturned.
Part Numbers
Current part number: 420856504
Replaces/supersedes: 420856502
 
This is the updated BRP replacement part. Customers searching for either part number will receive the latest available version.
Fitment
 
Suitable for various Sea-Doo 4-TEC models manufactured between 2006 and 2024.
 
Fitment varies according to the exact year, model and engine. Please send us your Sea-Doo’s year and model, or the full hull identification number, if you would like us to confirm compatibility before ordering.
 
NO.22 ON EXPLODED DIAGRAM IMAGE