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To answer to the needs of the even more performing racing engines, Polini presents three new Evolution compression springs with a preload of 30, 33 and 36 kg. They have been developed to optimize the performance of the CVT, allowing a precise set-up according to the power and use of the Piaggio Zip engine perfect […]

Polini expands its range with the new Polini Original Reed Valves, designed to optimize the airflow of the air-fuel mixture in two-stroke engines. Made with innovative materials, they ensure better response at low rpm and an overall increase in performance. Polini Original Reed ValvesMinarelli orizzontaleItem: 213.1001Public price: Euro 15,90 + VAT Piaggio – GileraItem: 213.1002Public

Polini Hi-Speed for E-bikes represents a technological leap in the field of electric bikes, designed to maximize the performance of the engine. Thanks to state-of-the-art technology, this electronic device offers a plug & play solution that is easy to install, eliminating the need for invasive interventions on the bicycle system. The key innovation of the

Developed for the most extreme tuning setups, the Polini For Race full circle crankshaft with a 39mm stroke has been designed to improve carburetion efficiency and enhance engine inertia. The forged connecting rod ensures maximum resistance to mechanical stress at high revs, while the specially engineered balancing delivers reduced vibrations and a smooth, consistent power

Polini presents the new Polini Original Intake Manifolds, designed to ensure a flexible connection between the carburetor and the engine, guaranteeing maximum air and fuel sealing. Made from an innovative material, they provide excellent insulation from vibrations and high resistance to heat transfer, enhancing engine performance and reliability. Polini Original Intake ManifoldsItem: 215.1001 Minarelli horizontal

Polini shock absorbers are hydraulic with adjustable spring load. The setting is more rigid compared to the original ones thus offering greater stability and more control both when bending and braking, ensuring a superior comfort even when using the scooter with a second passenger on board. They are available both for front and rear suspensions

Exalting acceleration and an overwhelming engine progression with the Polini Maxi Hi Speed variator designed for Piaggio Medley e Vespa GTS 125/150. The kit includes the mobile pulley designed to improve the belt excursion. Polini Maxi Hi-Speed Variator for Piaggio Medley e Vespa GTS 125/150 is supplied with compression spring 8% harder than the original

Polini Motori sempre attenta alle tendenze di mercato, lancia sul mercato un kit Special Edition Polini per motori Minarelli AM6 e Derbi cPolini Motori, always attentive to the market trends, presents a special edition range of kits for AM6 and Derbi engines with its most iconic products. The two kits include: Cylinder kit, crankshaft and

Polini Cylinder kit for Aprilia SXR 50 4T E5With the new cylinder kit Polini for Aprilia SXR 50 4T E5, the scooter 50 4T gains in acceleration, sprint and maximum speed, offering a more exciting and dynamic riding experience.The cylinder body casting is made of aluminium, and the Ø 49 barrel is made of cast