The Cometic C3694 Top End Gasket Kit is designed for Yamaha YZ65 two-stroke motorcycles and helps support reliable engine assembly and performance. This kit raises compression for improved low-end power while providing the sealing components needed for top-end service. It is engineered for a precise fit on select Yamaha YZ65 applications from 2018 through 2023.
Cometic graphite gaskets feature a steel core laminated on both sides with flexible graphite for strength, conformity, and dependable sealing. Fiber gaskets are designed for maximum seal, flexibility, and torque retention, helping maintain consistent performance through repeated heat cycles. O-ring gaskets meet or exceed OEM specifications for reliable sealing around critical engine passages.
Fitment: 2018–2023 Yamaha YZ65
Brand: Cometic
Manufacturer Part Number: C3694
Vendor Part Number: 68-3694
Use the Cometic C3694 Top End Gasket Kit when servicing the top end of a compatible Yamaha YZ65. Always verify the motorcycle model year and engine application before installation, and follow the manufacturer’s service procedures for proper gasket preparation, torque sequence, and final assembly.
Features:
- Compression Increase: Raises compression for improved low-end power.
- Graphite Construction: Steel-core gaskets are laminated on both sides with flexible graphite for durable, dependable sealing.
- Fiber Gaskets: Designed for maximum seal, flexibility, and torque retention.
- O-Ring Gaskets: Meet or exceed OEM specifications for reliable sealing.
- Application: Fits 2018–2023 Yamaha YZ65 models.
- Part Numbers: Includes Cometic manufacturer part number C3694 and vendor part number 68-3694.
Fitment:
2018 Yamaha YZ65
2019 Yamaha YZ65
2020 Yamaha YZ65
2021 Yamaha YZ65
2022 Yamaha YZ65
2023 Yamaha YZ65