420256606 Valve Seat Sleeve for Sea-Doo Wake / SE 510 1503 2010-2011

Valve Seat Sleeve for Sea-Doo Wake / SE 510

This valve seat sleeve is a replacement engine component for Sea-Doo Wake and SE 510 watercraft, designed to restore proper valve sealing in the 1503 engine and cross-referenced under OEM part number 420256606.

Overview

This valve seat sleeve is built to replace a worn or damaged seat in the 1503 engine of the Sea-Doo Wake and SE 510, helping maintain proper valve sealing and compression. It is a direct-fit component for riders and mechanics performing top-end service on their watercraft. The valve seat sleeve for Sea-Doo Wake and SE 510 offers a reliable solution for engine rebuilds and routine maintenance.

Built For Performance

• Constructed from durable heat-resistant material to withstand high engine temperatures
• Precision-machined to match OEM part number 420256606 specifications
• Designed for a secure press-fit into the cylinder head
• Restores proper valve sealing and engine compression
• Compatible with the 1503 four-stroke engine platform

Fits These Machines

• for Sea-Doo Wake (2010-2011)
• for Sea-Doo SE 510 (2010-2011)
• for Sea-Doo 1503 engine models (2010-2011)

On-The-Job Use

• Top-end engine rebuilds and valve jobs
• Restoring compression in high-hour watercraft engines
• Routine maintenance on Sea-Doo 1503 four-stroke engines
• Professional marine shop repairs and DIY rebuilds

Specs At A Glance

Good To Know

Q: Does this valve seat sleeve fit both intake and exhaust valves? A: This sleeve is designed to match the OEM 420256606 specification for the 1503 engine. Confirm the valve position and cylinder head application before installation.

Q: Can I install this myself? A: Valve seat sleeve installation typically requires specialized tools and machining for a proper press-fit. A qualified marine mechanic is recommended for correct installation.

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