BOYESEN Pro Series Reed - YZ85 '02-'16 PRO-165

The Boyesen Pro Series Reed delivers measurable gains in throttle response and acceleration by adapting instantly to changing piston speeds—critical for competitive riding where split-second power delivery separates winners from the field. The dual-stage reed design pairs a high-tech carbon fiber top reed with a durable fiberglass/epoxy bottom reed, giving you the raw horsepower and torque of carbon fiber construction without the premature wear that plagues traditional carbon fiber-only designs. If you're serious about YZ85 performance, this is the reed system that will tighten your lap times and keep your engine reliable season after season.

• Fits: YZ85 ('02-'16)
• Material: Carbon fiber/fiberglass composite
• Design: Dual-stage reed system
• Installation: Bolt-on replacement
• Quantity: Sold per cylinder set
• Top reed: High-tech carbon fiber
• Bottom reed: Fiberglass/epoxy reinforced
• Benefit: Maximum acceleration capability
• Performance: Enhanced horsepower and torque
• Response: Rapid piston speed adaptation
• Durability: Extended reed life
• MPN: PRO-165