Clutch's, Bell's, Pulley's, & Spring's

Showing 1–24 of 298 results

Minarelli Naraku Scooter Racing Clutch Spring Kit for Minarelli, Yamaha Jog, Yamaha Zuma Scooter Engines

$12.99

Minarelli Naraku Scooter Racing Clutch Spring Kit for Minarelli, Yamaha Jog, Yamaha Zuma Scooter Engines Naraku sport clutch spring set for all Minarelli original and Naraku sports clutches. 3 different graded spring rates supplied, with the rpm value marked on …

Dr. Pulley 16×13 Sliding Roller Weights for 139QMB

$16.99

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 …

Polini Original Maxi Speed Clutch 134mm for Vespa Aprilia, Derbi, Gilera, Piaggio 125-150cc 4stroke

$79.99

Polini Maxi Speed clutch for Piaggio maxi scooter engines. This clutch features great design together with lightweight clutch blocks and reinforced friction plates. Altering the speed at which the clutch engages means the engine can be made to rev higher …

Malossi torque / counter pressure spring – green K6.8 / L156mm for Yamaha T-Max 500 & 530 Scooters

$24.99

Counter pressure springs from Malossi for the converter on Yamaha T-Max 500 and T-Max 530 maxi-scooters. Malossi strengthened counter torque pressure spring, perfect for tuned engines. Counter pressure springs place the drive belt under tension preventing slippage and providing increased …

101 Octane 1E40QMB Complete Clutch Pulley Assembly with 112mm Bell for CPI, Keeway, QJ, Vento, Generic, Morini 50cc

$64.99

1E40QMB Complete clutch assembly ready to install. 112mm Clutch suitable for various CPI, Keeway, Generic and Morini and 1E40QMB engines. See list for full applications, please measure before ordering. 101 Octane are high quality 50cc parts and accessories. Our in-house …

JOSHO1 HYPER RACING Hyper Rev Torque Cam Sheave for Yamaha Cygnus X, Zuma 125

$139.99

“Straight Type” “Multilateral Type” Since two kinds of Cam grooves are set, your favorite setting according to Spec. Is possible. In the Race activities for several years, tests such as adjusting the angle of the Cam groove and durability of …

MB Motor Brother Blue Titanium Clutch Bell (Radiation Standard) for Yamaha BWS-X

$109.99

Forged and titanium oxide finished with rib reinforcements, cooling fins and special clutch surface engagement finish that is just about impossible to over heat and will give you grip like no other clutch bell anywhere!

MB Motor Brothers Blue Titanium Clutch Bell (standard) for Yamaha BWS-X Scooters

$99.99

Forged and titanium oxide finished with rib reinforcements, cooling fins and special clutch surface engagement finish that is just about impossible to over heat and will give you grip like no other clutch bell anywhere! ONLY at RnDmoto and in stock …

MB Motor Brothers Blue Titanium Clutch Bell (Racing V1) for Yamaha BWS-X

$99.99

Forged and titanium oxide finished with rib reinforcements, cooling fins and special clutch surface engagement finish that is just about impossible to over heat and will give you grip like no other clutch bell anywhere! ONLY at RnDmoto and in stock …

MB Motor Brothers Titanium Clutch Bell (Radiation Standard) for Yamaha S-MAX 155 Scooter

$109.99

  Forged and titanium oxide finished with rib reinforcements, cooling fins and special clutch surface engagement finish that is just about impossible to over heat and will give you grip like no other clutch bell anywhere! ONLY at RnDmoto and …

MB Motor Brothers Blue Titanium Clutch Bell (Racing V2) for Yamaha BWS-X

$109.99

Forged and titanium oxide finished with rib reinforcements, cooling fins and special clutch surface engagement finish that is just about impossible to over heat and will give you grip like no other clutch bell anywhere! ONLY at RnDmoto and in …

RDR Chrome Silicon Steel Alloy Valve Springs for GY6 QMI/QMJ 152/157 GY6B

$24.99

Light Weight RDR Chrome Silicon Steel Alloy Valve Springs for 50cc, 125cc, and 150cc GY6 and GY6B 4-stroke engines. Rated for 12,000 RPM. The extra strength and lighter valve springs are a must for high lift cams and high revving …

RDR Performance Clutch Bell/Drum for QMB139 / GY6 QMI/QMJ 152/157

$34.99

RDR Performance 112mm Clutch Drum for 50cc 4-stroke QMB139 engine based scooters, ATVs and off-road karts. Number of Splines: 22 Overall Inner Diameter: 112mm Overall Outer Diameter: 121mm Splined Inner Diameter (peak to peak): 11mm Splined Inner Diameter (valley to …

Top Performances Clutch/Torque Spring Set for Minarelli/JOG & Aprilia SR50 Scooters

$24.99

Minarelli Torque spring set from Top Performances, consists of 3 springs. Green 15% Violet 22% Pink 30% Using different torque springs will change the rpm at which the variator ‘shifts’. The job of the torque spring is to press the …

Malossi Torque Spring Seat / Torsion Controller for Piaggio MP3 / X-Evo 125-300cc 4-Stroke Maxi Scooters

$9.99

The torque spring is a very important element in a variator, but it has a tendency to get twisted (torsion). That’s why Malossi developed a “Torsion Control” spring seat for it. For maxi scooters Piaggio MP3 / X-Evo 125 – …

Malossi Clutch Springs Racing Yamaha X-Max / Piaggio MP3

$24.99

Malossi Racing Clutch Springs for maxi scooters Yamaha X-Max / Piaggio MP3. These springs are harder in order to raise clutch engagement point. 3 sets of springs in different strengths for adjusting your clutch the way it suits your driving …

Malossi MHR Overrange Transmission Kit MHR La Furia Rossa for Minarelli Engines

$449.99

Malossi Overrange Transmission Kit for Minarelli The latest generation of MHR TEAM Overrange kits bears the name ” La Furia Rossa / aluminum !” MHR (Malossi Hyper Racing) only supply the best products which are used by there own racing …