Boyesen PSR-205 Replacement Pro Series Reeds for Rad Valve brake-brake-hardware 2002 Yamaha YZ426F

2002 Yamaha YZ426F

2005-2007 KTM 125 EXC

2011 Yamaha YFM90 Raptor

1998-2002 Polaris 600 RMK

Foam friendly (will not degrade foam)

Boyesen PSR-205 Replacement Pro Series Reeds for Rad Valve brake-brake-hardware 2002 Yamaha YZ426FNOTE: When ordering replacement reeds be advised that Rad Valves with part number stamped on side of valve require replacement reeds listed Pro Series and replacement reeds for the Rad Valves without part number stamped on side of valve require replacement reeds listed Unstamped Valves. 3 stage reed design:. Low tension top reeds insure instant throttle response. Intermediate reeds increase mid range responsiveness and pull. High tension base reed