Intake & Exhaust Valve Kit 20PCS Yamaha WR450F YZ450F YFZ450 5TA-12112-00 5TA-12121-00

This 20-piece Cylinder Head Intake & Exhaust Valve Kit is designed for select Yamaha off-road and motocross models. It includes intake valves, exhaust valves, valve stem seals, and cotters, offering a comprehensive solution for top-end engine servicing. Built to OEM specifications, each component ensures fitment accuracy and dependable engine performance.

Features

• Includes 3 intake valves and 2 exhaust valves
• Comes with 5 valve stem seals for intake and exhaust
• Includes 5 valve cotters (10 pieces total)
• Direct OEM replacement
• Manufactured to meet or exceed OEM standards

Cross-Reference OEM Part Numbers

• Intake Valve: 5TA-12111-00, 5TA-12112-00
• Exhaust Valve: 5TA-12121-00
• Intake Valve Stem Seal: 4SV-12119-00
• Exhaust Valve Stem Seal: 33M-12119-00
• Intake Valve Cotter: 1WG-12118-00
• Exhaust Valve Cotter: 1AA-12118-00

Vehicle Fitments

• Yamaha YFZ450 (2004–2009)
• Yamaha YFZ450X (2010–2011)
• Yamaha YFZ450R (2009–2023)
• Yamaha YFZ450R SE (2010–2023)
• Yamaha WR450F (2003–2015)
• Yamaha YZ450F (2003–2009)