420256606 Valve Seat Sleeve for Sea-Doo Base 16-100 1630 2022

Valve Seat Sleeve for Sea-Doo

This valve seat sleeve is a replacement engine component for Sea-Doo watercraft, cross-referenced to OEM part number 420256606, designed to seat the valve and maintain proper compression in the cylinder head.

Overview

This valve seat sleeve serves as a critical engine component for Sea-Doo personal watercraft, providing a durable seating surface for the valve within the cylinder head. The valve seat sleeve for Sea-Doo helps restore proper valve sealing and compression when the original seat is worn or damaged. It is intended for riders and mechanics performing top-end engine service on compatible 1630cc platforms.

Built For Performance

• Cross-referenced to OEM part number 420256606 for identification
• Constructed to withstand high combustion temperatures inside the cylinder head
• Provides a precise seating surface for proper valve sealing
• Helps restore compression and engine efficiency during a rebuild
• Designed as a direct-fit replacement component for the specified application

Fits These Machines

• for Sea-Doo models equipped with the 1630 engine platform
• for Sea-Doo Base 16-100 1630 (2022)

On-The-Job Use

• Top-end engine rebuilds and cylinder head service
• Restoring valve sealing on high-hour engines
• Routine maintenance for marine performance watercraft
• Shop and DIY engine repair projects

Specs At A Glance

Good To Know

Q: Is this an original Sea-Doo part? A: No, this is an aftermarket replacement valve seat sleeve cross-referenced to OEM number 420256606, and it is not produced by Sea-Doo.

Q: How many sleeves should I order? A: Order the quantity needed for your specific cylinder head service, since this listing is priced per single sleeve unless otherwise stated.

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