WSM Piston Kit - Standard - Yamaha 50-521P Competition Handlebar — Competition/YFZ Fits Keihin FCR carbs on

Fits Keihin FCR carbs on modern machines

ultra-lightweight flange that bolts tightly onto the airbox to eliminate leaks and provide more air for more powerEach kit contains necessary mounting hardware

Lateral Thermoplastic Rubbery (TPR)-injected ankle support construction provides superior comfort and impact resistance

PCX™ (Power Chamber Exhaust) technology

WSM Piston Kit - Standard - Yamaha 50-521P Competition Handlebar — Competition/YFZ Fits Keihin FCR carbs onNew light weight design incorporates shorter piston skirts with an PTFE coating at critical wear points for quicker revs and less heat Improved intake skirt with larger inlet ports for increased acceleration and overall performance