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High performance competition valves for YAMAHA YZ 85 from 2002 to 2024
The famous BOYESEN valves with their specific system for high-level ventilation and performance! Delivered with its pipe for KEIHIN PWK 28mm to 30mm carburetors! Bi-blade system offering maximum performance at both high and low revs!
For :
YAMAHA YZ 85 2T from 2002 to 2024
Competition machines with MVT G4 housings
Reference: LC.34.10.1
High performance competition valves for KTM, HUSQVARNA 65cc 2T.
Reference: BOY610
Glass fiber competition valve slats for a power gain both in torque and at high speed.
Reference: LC.34.20.2
High performance competition valves for KTM, HUSQVARNA 85cc 2T.
Reference: LC.26.10
High performance valves for your HONDA 2-stroke 75cc, 80cc and 100cc motorcycles!
Reference: BOYPRO-58
Set of sipes for a gain of power in both spas and high speed on your motocross Yamaha YZ 80cc LC / L from 1993 to 2001!
Reference: 213.0599
Planks for manufacturing POLINI carbon valve slats, certified high quality! Available in 0.25, 0.28, 0.30, 0.33, 0.35, 0.40 and 0.45mm. For all 2-stroke engines, choice of thickness!
Reference: BOY602
Fiberglass competition flap covers for power gain in both torque and high speed.
Reference: LP.68.2
Top to refurbish your old machine 2 times by increasing its performance!
Reference: BOY605
For a gain in power both in terms of torque and at high speed!
Reference: BOY603
An ideal way to gain torque and high revs on your 125cc motorcycle!
Reference: LP.26.2
High-quality blades for your old HONDA and BETA 50 or 75cc machines!
Reference: LC.34.10
High performance competition valves for KTM, HUSQVARNA 65cc 2T.
Reference: BOY630
Set of BOYESEN slats for a gain of power as well in spas of torque as in high speed on your motocross motorcycle Kawasaki KX 80, Yamaha YZ 80 and Yamaha Yamaha YFS 200 BLASTER of 1988/2006.
Reference: LC.44.50
Valves with special high performance Karbonit slats at a very reasonable price!
Reference: BOY737
Kit lamelle BOYESEN system, the top for performance!
High performance competition valves for YAMAHA YZ 85 from 2002 to 2024
