Pro Circuit recently released an assortment of Yamaha engine parts and accessories. Included in the batch is a radiator hose kit and high-compression piston for a 2019 YZ250F and a billet shift lever for a 2019 YZ250F, 18-19 YZ450F and 19 YZ450X. Also included are clutch springs and billet shift levers for YZ65 and YZ85 models.
Standard Radiator Hose Kit – The Standard Radiator Hose Kit features premium-grade silicone throughout, which can operate at higher temperatures and pressures than the stock rubber hoses. The hoses are topped off with a highly pigmented bright blue that will stay vibrant and not fade over time. The Pro Circuit Radiator Hose Kit is the perfect way to customize the look of your bike while still increasing its performance and functionality.
High-Compression Piston Kit – Manufactured by JE Pistons to our exact specifications, Pro Circuit pistons are forged from high-quality aerospace aluminum alloy using advanced CNC-machined technologies. The result is a significant gain in low-end torque and high-RPM performance. Pro Circuit High-Compression Piston Kits are designed for superior performance in either stock or modified engines and is a must-have engine component for serious racers.
Clutch Springs – Clutch Springs offer customers an increase in clutch life, decreases clutch slipping and has improved engagement over a stock setup for any rider. These high-performance springs will have riders noticing consistent spring performance throughout time, which is crucial in controlling how efficiently the clutch turns power into acceleration.
Billet Shift Levers – Pro Circuit Shift Levers are CNC-machined from billet 6061-T6511 aluminum and hard anodized with stainless steel spring and hardware, making it stronger than a stock part and more able to resist wear, bending and corrosion. The free-folding, knurled shift tip is replaceable and completely rebuildable. In addition, this design helps prevent dirt from clogging and interfering with the shift lever functionality.
Link: Pro Circuit