Brand New adjustable Half Pulley kit
2 way adjustable
Torque Driver / Half pulley
will for
2 stroke & 4 stroke
with 3 pin guide type torque driver.
Honda
DIO /Elite SR50,SK50,SA50 (after 1994 model
with AF18E ,AF27 engine code )
KYMCO
DJ refined , Filly 50, People 50,Agility 50
SYM :MIO 50
also will for
China made 4 stroke GY6 50cc engine
Roketa,Vento ....etc
with 139QMB engine code.
XS139QMB, QJ139QMB ,1P39QMB
50cc engine.
This design from 20 years ago Taiwan & Japan.
now you also can see Polini & Malossi have this product
this torque converter is adjustable
2 different grooves
you can chose for your best setup
a)for torque output - closed loop scooter race track
b)normal ride
easy install to your stock rear pulley.
this kit will not give you extra power .
the torque power groove will change your engine power output band.
it is design for downtown city street & closed loop scooter race track.
this product maker have over 30 years experience
for performance parts develope.
especially for Honda System
and Yamaha / Minarelli system
product will ship from Taiwan.
Paypal only !
will ship to worldwide!
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