Timing chain guide for GY6 50cc 139QMB/QMA engines. This guide is located opposite the chain tensioner and is positioned between the cylinder and the cylinder head. Porous or torn rubber...
Genuine quality replacement crank for 50/90cc 4-stroke engines (GY6 50, 139QMB/QMA). The crank is pre-pressed with main bearings and connecting rod. GY6 engines are factory fitted with 2 different crank...
Complete air box. It contains an air box, an air filter element, and a connecting pipe with a connecting ring for the carburetor. Suitable for all Chinese 4-stroke scooters with...
Complete air box. It contains an air box, an air filter element, and a connecting pipe with a connecting ring for the carburetor. Suitable for all Chinese 4-stroke scooters with...
To increase the power of your 50cc 4-stroke, Polini offers you this Polini 80cc Alu 4-Stroke AC cylinder piston kit at a rather advantageous price! With excellent manufacturing quality (“made...