Boyesen PSR-142 Replacement Pro Series Reeds for Rad Valve drive-chains-428 Thanks to its 2CT dual-compound

Thanks to its 2CT dual-compound technology

Fuel-management modifications are not required for increased performance

2017 Arctic Cat M 8000 Sno Pro ES 162

level-up the attitude with scorpionexos optional covert x/ covert masks

2011 Can-Am Outlander 800R EFI XT-P

Boyesen PSR-142 Replacement Pro Series Reeds for Rad Valve drive-chains-428 Thanks to its 2CT dual-compoundNOTE: 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