Dr. Pulley HiT Clutch Kit - Genuine, Minarelli & 139QMB

This Dr. Pulley HiT performance clutch kit delivers quicker, harder launches and positive engagement for compatible Genuine 50cc scooters, Yamaha-style Minarelli two-stroke platforms and 139QMB engines. Enjoy sharper takeoff response and a more connected feel from your CVT, with a three-shoe clutch, ventilated bell and spring choices that let you fine-tune the setup to your build.

Key Features

• Stronger launches: HiT performance engagement delivers the quick response and harder takeoff you want from a tuned scooter.
• Positive engagement: Precision machining and craftsmanship support a responsive, connected clutch feel.
• Two spring-tuning groups: Three sets of pillow springs and six sets of clutch springs provide adjustment options.
• Matching bell: Includes a 16-spline clutch bell with ventilation openings.
• Taiwan-made quality: Manufactured by Dr. Pulley under ISO 9001-certified quality standards.

Technical Specifications

• Brand: Dr. Pulley
• Product line: HiT
• Part number: 1200-1178
• Part type: Performance centrifugal clutch kit with bell
• Clutch design: Three-shoe assembly
• Bell spline count: 16
• Bell overall height: 33 mm
• Clutch Diameter: 107mm
• Pillow specification: 50°
• Included tuning springs: Three sets of pillow springs and six sets of clutch springs
• Country of origin: Taiwan

Size check before ordering: This kit is identified as 107 mm, but the bell inner-diameter specification is 105 mm. Confirm the required clutch/bell dimensions, spline count and clearance for your application before purchase.

Compatibility

Match the clutch and bell dimensions, bell spline count and CVT clearance to your scooter. Engine size or engine code alone does not establish compatibility. Tune the spring combination to suit your engine and transmission setup.

Watch the Dr. Pulley HiT Clutch video.

This product is intended for off-road use only. This product is not intended for use on public roads or land.

• HiT performance engagement for quicker, harder launches
• Three-shoe clutch with ventilated 16-spline bell
• Three sets of pillow springs for tuning
• Six sets of clutch springs for tuning
• Made in Taiwan

Brand: Dr. Pulley; Line: HiT; Part number: 1200-1178; Type: performance clutch kit with bell; Design: three-shoe; Bell splines: 16; Bell height: 33 mm; Size conflict: 107 mm identification versus 105 mm bell ID specification, verify before ordering; Pillow specification: 50°; Pillow spring sets: 3; Clutch spring sets: 6; Origin: Taiwan

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