DR. PULLEY 16x13 (4.5 GRAMS) SLIDING ROLLER WEIGHTS FOR 50cc - 100cc 4-STROKE QMB139 ENGINES
TRADITIONALLY, GEAR RATIO IS CHANGED BY THE UP-AND-DOWN ROLLING MOVEMENT OF THE ROLLER WEIGHTS IN THE RAMP OF THE MOVABLE DRIVE PULLEY (MDF) NOW THE INNOVATIVE DR. PULLEY SLIDING ROLLER WEIGHTS SLIDE UP-AND-DOWN THE RAMP TO CHANGE THE GEAR RATIO. THIS UNIQUE SLIDING MOVEMENT (NOT ROLLING) PROVIDES EXCLUSIVE ADVANTAGES TO INCREASE CVT PERFORMANCE. WITH DR. PULLEY, NO ABNORMAL WEAR WILL OCCUR EVEN WHEN RUNNING IN HIGH GEAR
WE RECOMMEND STARTING PERFORMANCE UPGRADES BY CHANGING THE VARIATOR ROLLER WEIGHTS FIRST. HEAVIER ROLLER WEIGHTS= A SLOWER TAKE OFF SPEED WITH MORE ACCELERATION AND A HIGHER TOP SPEED. LIGHTER ROLLER WEIGHTS = A FASTER TAKE OFF SPEED WITH LESS ACCELERATION AND LOWER TOP SPEED SIZE: 16X13 * SET OF 6 COLOR MAY VARY FROM FIRST PHOTO EXAMPLE: 4.5g IS THE NEW BLACK PERAL FITS MOST MODELS OF TAOTAO, WOLF, ICE BEAR, JONWAY, JMSTAR, ROKETA, SUNL, TANK, PEACE, COUGAR, GATOR AND MANY OTHERS SHIPS FROM SHELBY, NC |