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900 Ranger / Ranger Crew 13-19
the PSR-89 set guarantees quality
Installation is straightforward with the included instructions
known as a plumb back system
The Boyesen RAD34XA Rad Valve Reed Cage Assembly is engineered to optimize airflow and enhance engine performance on Yamaha models
BOYESEN Power Reed Set Yamaha 648 - Dual-Stage Reeds for Enhanced Performance Volkswagen Jetta GL 1998 900 Ranger / Ranger CrewPower Reed Set Yamaha The BOYESEN Power Reed Set for Yamaha 648 models is engineered to deliver superior airflow and increased engine responsiveness. Laboratory flow analysis confirms that Boyesen dual stage reeds outperform standard reeds by allowing greater flow velocity across the entire operating pressure range. This results in improved throttle response, quicker acceleration, and enhanced overall performance from startup through top end speed.