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There are 24 products.
Active filters
Reference: BOYRAD-30C
High performance competition valves for YAMAHA YZ 85 from 2002 to 2024
Reference: LC.34.20.2
High performance competition valves for KTM, HUSQVARNA 85cc 2T.
Reference: LC.34.10.1
High performance competition valves for KTM, HUSQVARNA 65cc 2T.
Reference: LC.44.50
Valves with special high performance Karbonit slats at a very reasonable price!
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: 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: LC.34.20
High performance competition valves for KTM and HUSQVARNA 85cc 2T.
Reference: LC.34.10
High performance competition valves for KTM, HUSQVARNA 65cc 2T.
Reference: BOY737
Kit lamelle BOYESEN system, the top for performance!
Reference: 005712
High quality competition valves, bonded aluminum base!
Reference: LP.26.2
High-quality blades for your old HONDA and BETA 50 or 75cc machines!
Reference: LP.68.2
Top to refurbish your old machine 2 times by increasing its performance!
Reference: LP.26.10
High performance blades to refurbish and upgrade your bike HONDA 75cc, 80cc and 100cc!
Reference: LC.26.10
High performance valves for your HONDA 2-stroke 75cc, 80cc and 100cc motorcycles!
Reference: BOY610
Glass fiber competition valve slats for a power gain both in torque and at high speed.
Reference: BOY603
An ideal way to gain torque and high revs on your 125cc motorcycle!
Reference: BOY602
Fiberglass competition flap covers for power gain in both torque and high speed.
Reference: BOY605
For a gain in power both in terms of torque and at high speed!
Reference: 27 3407.C0
The MALOSSI valves has special specific inclination for the G2 casings of the same brand on MBK 51! Can also be mounted on old motorcycles 80cc 2T YAMAHA and HONDA!
Reference: 27 7366.C0
MALOSSI Carbon Cutting Boards available in 0.30, 0.35 and 0.40mm. Top of the line. For manufacturing slats on a 2-stroke engine, thicknesses to choose from!
