Compatible Model: Valve System is compatible with YFS200 V4145. Its a complete 4145 kit reeds and cage, Support direct installation and providing excellent performance and response.
Premium Quality: 4r reeds are made of high-quality ABS and Resin materials, in line with strict quality inspections, abrasion resistance, ageing resistance, resistance, strong impact The layup was designed entirely around the cage design of the for superior performance and response.
Enhanced Airflow Performance: Combined tip area a increased by 10.5%, Reduction of the frontal area of the central wing by 15.6%, resulting in greater overall airflow, with a more shape aerodynamics. Increased bottom end, stronger midrange and longer top end provide more horsepower for your motorcycle.
Good Performance: Petals adopt full carbon fiber layup and resin system, the improved design of the stopper completely eliminates the need for fixing screws. The whole assembly is completely screw-, with good performance, higher work efficiency.
Authentic Replacement: Valve Replacement for meet the original standard, can directly replace the old or damaged. Proffers a significantly longer service life to your vehicle's engine. T are holes in the intake manifold, pay attention to compatibility