1993 KTM 250 SX Reed Valve Systems
- Boyesen®Power ReedsKTM 250 SX 1993, Power Reeds by Boyesen®. Boyesen Power Reeds use a patented dual-stage fiberglass design for more airflow, more air velocity and more overall power. This top-grade product is expertly made in compliance with stringent...More overall powerTop reed opens at lower RPMs allowing for more air and fuel flow giving you better throttle response$32.68