Product function description: Feature : 1.49cc mini motor air cooled racing engine capable of achieving 40mph dependant on user weight and terrain. 2.Engine is COMPELTE WITH High performance cylinder head, plug, powder coated metal pull start, air filter and 14mm carburettor,Balanced crank, balanced flywheel, ported piston windows, uprated CVT transmission unit. 3.For 49CC 2 Stroke Pocket Bike, Mini Dirt Bike, ATV or Scooter. D&D PowerDrive 3410 Picus Industries Replacement Belt, 1 Number of Band, Rubber If you have any problems, please feel free to contact us. 【Customer Service】: We aim to provide quality products and services. Aazon.co: KONKENIE 49cc 47cc 50cc 2 Stroke Racing Engine otor for... 2 Stroke Engine PULL START MOTOR Racing Engine 49CC 47CC 2Stroke For Pocket/Quad/Dirt 50cc Dirt Bike Engine Fits (For the reference) Engine suitable for: For 49CC 2 Stroke Pocket Bike, Mini Dirt Bike, ATV or Scooter. Dirt Bike Puls 47cc 49 Cc 2 Stroke Pull Start Engine Motor Pocket Mini Pit Bik 2854793515655 We will reply and solve the problem for you as soon as possible. 【Product Feature】:Engine is COMPELTE WITH High performance cylinder head, plug, powder coated metal pull start, air filter and 14mm carburettor,Balanced crank, balanced flywheel, ported piston windows, uprated CVT transmission unit. 【Simple design】: Two-stroke engines are known for their simplicity, with fewer moving parts than four-stroke engines. This makes it an ideal choice for small vehicles such as scooters and mopeds.