290931440 Rotary Valve O-Ring for Sea-Doo GTI 720 1996

Rotary Valve O-Ring for Sea-Doo

This rotary valve O-ring for Sea-Doo watercraft seals the rotary valve cover on 720 engines, replacing OEM part 290931440 to prevent air leaks and maintain proper intake sealing.

Overview

This rotary valve O-ring for Sea-Doo is a direct replacement seal for the rotary valve cover on 720 series engines. It keeps the intake tract sealed so the engine draws the correct air-fuel mixture. This O-ring fits 1996 GTI 720 models and is built for riders performing routine top-end service.

Built For Performance

• Direct replacement for OEM part number 290931440
• Seals the rotary valve cover to prevent air leaks
• Constructed from fuel and oil resistant rubber compound
• Maintains proper intake sealing for consistent fuel delivery
• Exact fit for 720 series rotary valve assemblies
• Sold as a single O-ring for one cover installation

Fits These Machines

• for Sea-Doo GTI 720 1996
• for Sea-Doo 720 series engines using rotary valve part 290931440

On-The-Job Use

• Rotary valve cover resealing during top-end rebuilds
• Intake leak repair on 720 series engines
• Routine maintenance on 1996 GTI 720 watercraft
• Restoring proper crankcase sealing after cover removal

Specs At A Glance

Good To Know

Q: How many O-rings come with this listing? A: This listing includes one rotary valve O-ring, which is enough to reseal a single rotary valve cover. Order the quantity you need for your specific repair.

Q: Does this O-ring require any special installation? A: The rotary valve cover must be removed to install this O-ring, and the cover bolts should be torqued to the specification listed in your service manual. Confirm the O-ring seats evenly in its groove before tightening.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.