Premium aftermarket replacement Engine Valve Pair for Honda TRX450R/ER (2006-2014). This set includes both intake and exhaust valves and is sold in pairs. For a single cylinder engine, two valve pairs are required to complete the cylinder. Built for reliable performance, these aftermarket valves are designed to withstand the demands of high-RPM operation and ensure consistent valve timing.

High-quality aftermarket replacement valves engineered to meet the needs of Honda TRX450R and TRX450ER models. Intake and exhaust valves are included in each set, and the design supports long service life under challenging riding conditions. This product is an aftermarket replacement crafted to deliver dependable performance across the engine's operating range.

Vehicle Fitment

Product Specifications

OEM Cross-Reference Information

OEM cross-reference numbers are provided for reference purposes only. Always verify fitment using your machine's exact model, year, and original part number before ordering.

Why Choose This Aftermarket Valve Pair?

• Direct-Fit Compatibility: Precision-engineered for Honda TRX450ER and TRX450R models (2006–2014) .

• OEM Cross-Reference: Cross-references genuine Honda part numbers for confident replacement.

• Proven Aftermarket Support: Industry leaders like Vesrah and Kibblewhite manufacture compatible valves and guides for these models .

• Vesrah Quality: Vesrah valves are manufactured using automated processes with strict quality control, ensuring quality equal to or better than OEM equipment .

• Kibblewhite Quality: Kibblewhite components are crafted from premium materials like C630 nickel bronze for superior wear resistance and heat conductivity .

• Sold in Pairs: Each pair includes one intake and one exhaust valve.

• Complete Cylinder Coverage: Two pairs required to fully valve one cylinder (four valves total) for the TRX450 engine configuration.

• High-RPM Performance: Designed to withstand the demands of high-RPM operation and ensure consistent valve timing.

Installation Notes:

• Always check valve-to-guide clearance during installation; performance valve guides are available separately .

• Inspect valve seats and recut or replace if necessary.

• Use new valve seals and springs where recommended.

• Properly lap valves to ensure a gas-tight seal.

• Verify valve stem clearance falls within factory specifications.

• Follow manufacturer torque specifications for assembly.

• For complete engine rebuilds, consider replacing related valvetrain components simultaneously.

Why Upgrade?
Worn or burnt valves can cause low compression, hard starting, rough running, and loss of power—frustrations that spoil a ride. Restore your Honda TRX450R/ER engine's performance with this quality aftermarket valve pair, designed to keep you riding with confidence.

Order your engine valve pair today and get back on the trail with confidence.