V-Force 4 Reed Valve Set

V-Force 4 reed valve system for Yamaha YFS 200 Blaster (1988–2006), Yamaha YZ 80 (1991–1992). The composite cage improves flow and engine response — stronger pull and quicker throttle reaction. V-Force is the reference among reed valves for motocross: long service life, precise fit and a direct replacement for the original. Complete assembly.