Kymco

Low-cost replacement plug for Chinese-built 4-stroke 50cc engines and all Kymco 50cc 4-stroke engines. Code: CR7HNS, matches NGK CR7HSA or C7HSA. F...

Intake manifold for 24mm Naraku tuning carbs. Delivery includes spacer, clamp and gasket. This intake allows a free airflow through a 24mm carb, al...

Chrome flywheel fan cover for the 139QMA/QMB 50cc 4 stroke engines. This product is a nice upgrade or replacement for any broken cover.

Original quality aftermarket crank for 50/90cc 4-stroke engines (GY6 50, 139QMB/QMA. The crank is pre-pressed with main bearings and rod. GY6 engin...

NARAKU Racing intake manifold for GY6 and all GY6-based models, as well as Honda Monkey and Monkey replica engines. The intake manifold has a passa...

Malossi Torque spring. Violet - +82%

Starter motor, suitable for all Chinese-built 4-stroke engines. This item can be used without a problem, even where the originally fitted item has ...

Polini Hi-Speed now available in a 4-stroke version set! Hi-Speed stands for better drive and smoother shifting. Supplied as shown with one set of ...

Complete engine gasket set for all Chinese-built 4-stroke GY6 139QMB/QMA scooters with 10” wheels; v-belt length 669mm, crank-gearbox input shaft...

Tuned engines generally develop their power higher in the rev range and the engine can lose performance at lower revs, meaning poor drive. To comba...

The Vicma Evo Racing and Hebo clutches are identical settings in principal. The Hebo differs mainly in the clutch linings. 3 Shoe clutch with varia...

Naraku puller for alternator magnet wheels. Screws onto the existing rotor thread and is tensioned with the tensioning bolt. Light taps with a hamm...

Newly revamped Polini counterpressure springs, in white and blue. Pressure increases make these a great option for light tuning: White: 7% Blue: 15...

Malossi clutch bell for tuned engines. Great racing component. Precision-balanced with cooling grooves in the outer ring for temperature reduction ...

The counterpressure spring presses the drive belt onto the rear pulley. When power is increased, the counterpressure spring must be changed for a s...