Improved performance even with standard cylinders. Perfectly complementing the tuning of the cylinders, the displacement increases. Wider inner channels enable better engine performance, higher acceleration and maximum vehicle speed. Starter: Starter on Agrave; manually folding lever on the carburetor Carburetor diameter Ø17.5 mm Motor connection side: 24 mm Side connection of the water filter air: 35 mm Main jet: M6 #083 Idle injection nozzle: M4#034 Air blocking nozzle: M5#050 Carburetor slide: 40 (plastic version) Package includes: 1x carburetor