Cometic C7798 Top End Gasket Kit for Yamaha YFM660R Raptor

Restore reliable top-end sealing and support stronger low-end performance with the Cometic C7798 Top End Gasket Kit. Designed for Yamaha YFM660R Raptor models from 2001 through 2005, this kit provides the essential gasket components needed for top-end service and engine reassembly. The kit is manufactured by Cometic and is identified by manufacturer part number C7798 and vendor part number 68-7798.

Engineered to raise compression for improved low-end power, the Cometic C7798 kit uses application-specific materials selected for dependable sealing and long-term performance. Graphite gaskets feature a steel core laminated on both sides with flexible graphite, helping accommodate surface irregularities while maintaining a secure seal. Fiber gaskets are designed for maximum sealing capability, flexibility, and torque retention, supporting consistent performance after installation.

O-ring gaskets meet or exceed OEM specifications for dependable fit and sealing performance. This top end gasket kit is a practical replacement solution for maintenance, repair, or engine rebuilding on compatible Yamaha sport ATV applications. Verify the model and year before installation to ensure proper fitment.

Fitment: 2001, 2002, 2003, 2004, and 2005 Yamaha YFM660R Raptor.

Features:

• Compression support: Raises compression for improved low-end power.
• Graphite gasket construction: Features a steel core laminated on both sides with flexible graphite.
• Fiber gasket design: Engineered for maximum sealing, flexibility, and torque retention.
• O-ring gasket quality: Meets or exceeds OEM specifications.
• Application: Fits 2001-2005 Yamaha YFM660R Raptor models.
• Identification: Cometic manufacturer part number C7798 and vendor part number 68-7798.