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To increase the power and the torque of your motorcycle!
Here are the famous BOYENSEN competition valves. These valves are made for the 4FU engine which equips 125cc 2-stroke machines DERBI GPR, YAMAHA TDR, DT, DTX, DTRE, YAMAHA TZR and many others. These blades are also mounted on SUZUKI SDR 200cc, KTM LC2 / STING 125 2T, SACHS XTC / ZX 125 2T ... or even YAMAHA VR 150cc . To be used with original louvre stops, cut or uncut!
It will allow an increase in power but also in torque! It is a patented system with double strips, a thinner one for low revs and a thicker one that comes into action (resonance) for high revs! The fiberglass that designs them is of very high quality! Ideal for equipping your unbridled and highly equipped machines. They are delivered with a notice!
Reference: LP.26.40
Set of 4 spare blades essential for the proper functioning of your admission ITALKIT Competition type double V Force roofs.
Reference: LC.01.126
A high performance valve box + straight intake pipe kit for your ROTAX 125cc motorcycle or karting! Model with Karbonit fiberglass slats.
Reference: BOY706
Ideal for increasing the power and the torque of your motorcycle! Installs on ROTAX 122 and 123 125cc 2T engine.
Reference: LC.26.3
Valves with special high performance Karbonit slats at a very reasonable price!
Reference: LP.26.10
High performance blades to refurbish and upgrade your bike HONDA 75cc, 80cc and 100cc!
Reference: LC.01.125.1
A high performance valve box + elbow intake pipe kit for your ROTAX 125cc motorcycle or karting! Model with top-of-the-range genuine carbon slats.
Reference: LP.26.3
Ideal for refurbishing by increasing the performance of your sporty 125cc 2T!
Reference: LC.44.50
Valves with special high performance Karbonit slats at a very reasonable price!
Reference: LP.68.2
Top to refurbish your old machine 2 times by increasing its performance!
Reference: BOY713
Ideal to improve the performance of your machine! Fiberglass model.
Reference: BOY714
Ideal for increasing the power and torque of your motorcycle!
Reference: LP.26.4
Ideal to prepare your admission and get a performance boost!
Reference: BOY703
To increase the power and torque of your bike!
Reference: LC.34.60
Top-of-the-range competition valves Made In Italy with 0.28mm carbon slats, special high performance with gas channeling.
Reference: LP.01.1
High quality slats that increase performance at high speed but without neglecting the low rpm!
Reference: BOY702
Competition valves to obtain additional power gain!
To increase the power and the torque of your motorcycle!
