Moose Racing Valve Seal Kit for Honda CRF450R (M30-30550)

The Moose Offroad M30-30550 Valve Seal Kit is designed for Honda CRF450R engines requiring dependable replacement valve seals. Its contact surfaces are engineered to support improved sealing, helping reduce the risk of oil leakage and maintain proper valve-train performance during demanding riding conditions. This kit is a practical choice for engine service, rebuilds, and maintenance applications where consistent fit and sealing performance are important.
The valve seals use high-temperature Viton® and PTFE materials selected to withstand the heat and operating demands of performance motorcycle engines. Compared with standard OEM-style seals, the M30-30550 provides improved tolerance for reliable installation and service life. Each component is 100% quality controlled to help ensure dependable manufacturing consistency and fitment.
The Moose Offroad M30-30550 kit includes one complete set of intake and exhaust valve seals, providing the necessary seals for a comprehensive valve service on the applicable Honda CRF450R engine. Made in the USA, this replacement kit combines durable materials, controlled production, and application-focused design for professional technicians and experienced powersports enthusiasts. Always verify year and model fitment before installation and follow the motorcycle manufacturer’s service procedures.

Features:

• Designed contact surfaces for improved sealing

• High-temperature Viton® and PTFE materials

• Improved tolerance over OEM-style seals

• 100% quality controlled

• Includes one complete set of intake and exhaust valve seals

• Made in the USA

Ships from Parts Unlimited.