Boyesen PSR-181 Replacement Pro Series Reeds for Rad Valve drive-primary-drive-hardware 1968-1974 Honda CB450K

1968-1974 Honda CB450K

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Made of a washable moisture wicking

Boyesen PSR-181 Replacement Pro Series Reeds for Rad Valve drive-primary-drive-hardware 1968-1974 Honda CB450KNOTE: 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