Spare parts for Derbi GP1 50

Polini hi-speed variator kitCode: 241.672.1Polini variator kits are born from the experience in setting up transmissions. The result is an engine with a more decisive and uniform pickup and constant...

Polini manifold diameter 21 360 degreesCode: 215.0423Polini intake manifolds allow the replacement of the original manifolds both as a spare part for damaged components, but also as an upgrade for...

Intake manifold PoliniCode: 215.0406Polini intake manifolds allow the replacement of the original manifolds both as a spare part for damaged components, but also as an upgrade for your engine with a...

Intake manifold D.19 PoliniCode: 215.0431Polini intake manifolds allow the replacement of the original manifolds both as a spare part for damaged components, but also as an upgrade for your engine...

Polini manifold diameter 24/26/28 360 degreesCode: 215.0437Polini intake manifolds allow the replacement of the original manifolds both as a spare part for damaged components, but also as an upgrade...

Increased reed valve pack Polini for 24/26/28 carburetorsCode: 213.0055The Polini valve or reed valve regulates the flow rate of fresh gases in the combustion chamber of 2-stroke engines. The...

Polini primary gearCode: 202.1378Made with the utmost care and precision, Polini gears are an essential step in upgrading the performance of your engine. In some cases it is possible to vary the...

Polini adjustable 3G clutchCode: 249.049Polini has designed its 3G for race clutches as an evolution and improvement of the original clutches, the throttle response will become prompt and precise,...

Polini racing cylinder kitCode: 140.0183/RThe Polini cylinder kit consisting of piston and cylinder is suitable for those who need to replace the original unit due to damage or for those who simply...

reed valve pack Polini Code: 215.0438 The Polini valve or reed valve regulates the flow rate of fresh gases in the combustion chamber of 2-stroke engines. The extremely precise construction of...