Top End Kit w/ Cylinder for Yamaha Kodiak 400 1993-99 Big Bear 400 2000-12 ATV

Product Overview

This aftermarket replacement top end kit is supplied for the listed Yamaha Kodiak 400 and Big Bear 400 ATV applications. A top end kit of this type provides the cylinder, piston, and gasket components used when the upper portion of a four-stroke engine is being serviced or rebuilt. It is an aftermarket replacement part intended for the Yamaha applications named in the title.

Key Features & Performance

• Contains the cylinder, piston, and gasket components associated with the upper end of the engine
• Supports the compression, combustion, and sealing functions performed by the top end of a four-stroke engine
• Intended for the Yamaha Kodiak 400 applications from 1993 through 1999 and the Big Bear 400 applications from 2000 through 2012
• Used when the original cylinder, piston, or top end gaskets require replacement during engine service

Fitment & Compatibility

• for Yamaha Kodiak 400 1993-1999 applications
• for Yamaha Big Bear 400 2000-2012 applications

Common Uses

• Replacing a worn, scored, or damaged cylinder and piston during top end service
• Servicing the upper end of the engine after loss of compression or related mechanical wear
• Restoring the normal sealing and combustion function of the top end after the original components have failed

Technical Specifications

• Product Type: Top End Kit with Cylinder, Piston, and Gasket
• Model Application(s): Yamaha Kodiak 400 1993-1999, Yamaha Big Bear 400 2000-2012
• Vehicle Application(s): Yamaha ATV

Frequently Asked Questions

Q: What does a top end kit do? A: A top end kit supplies the cylinder, piston, and gasket components that form the upper portion of a four-stroke engine, where compression and combustion take place.

Q: How should fitment be verified? A: Compare the complete existing part number and the complete Yamaha model designation, such as Kodiak 400 or Big Bear 400, against the information in this listing before ordering.

This is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.