SYM (Sanyang)

Gasket for the gearbox cover on GY6 50cc 4-stroke engines.

Complete replacement engine for 125cc GY6 4-stroke 152QMI engines with a long block and rear disc brake. Long block models take an 743mm v-belt. Th...

Oil pump and drive gear for Chinese-built 4-stroke GY6 50ccm 139QMB/QMA engines. This item fits the 22 tooth version. This gear has 47 teeth.

Electric starter motor, suitable for all horizontal Kymco and SYM 50cc 2-stroke engines. OEM reference numbers: MS5017, 31210-GKAK-90C, VC27961, 15...

SLS with hose for GY6 50cc exhaust systems with SLS. Often this part is necessary if the mounting bolts have rusted or locked, or the engine is run...

Valve cover for GY6 125/150cc 4-stroke 152/157QMI engines WITH SLS system. The valve cover is ready to install and delivered as shown. Valve cover ...

Complete valve cover with connector for 50cc GY6 and Kymco 4-stroke engines. The valve cover is ready to install and supplied as shown. The valve c...

Complete cylinder head with pre-installed valves for all GY6 125cc 152QMI engines. Ready to install with SLS connector. Ready to install. Please no...

139QMB/QMA engines currently have 2 crank variations factory-fitted. The differences are solely in the oil pump drive gear. The crank can be kitted...

Rubber stops for the engine rockers. 2 items generally required when changing out.

Rubber centre stand stop for 125/150cc Chinese-built scooters. Suitable for most scooter types, but please check image against the original item.

Complete intake hose for the crankcase cover, with clamp. Suitable for crankcase covers on 125/150cc GY6 4-stroke engines.

Bolt and nut set for GY6 125/150cc engines. Set contains almost all bolts, oil draining plugs, nuts, cylinder studs etc. Ordering individual engine...

Outer v-belt pulley for GY6 125/150cc 4-stroke Chinese-built engines.

Naraku Torque Driver with 2 different linear guide slots. Most torque drivers have curved slots which is not ideal for performance gains but fine f...

V.2 is the latest version of the CNC-machined pulley from NARAKU. This enhanced version now allows you to mount the original variator fan wheel and...

Reeds for original factory reed block with carbon membranes. These cause less damaged to the engine should the reed petals break up than metal alte...

Alternator stator for GY6 125/150cc machines. There are many variations of this alternator of these engines. They can however be quite easy to iden...

Complete aftermarket piston for GY6 150 4-stroke Chinese-built models. Includes gudgeon pin, piston, piston rings, oil scraper rings and gudgeon pi...

Complete aftermarket piston for GY6 125 4-stroke Chinese-built models. Includes gudgeon pin, piston, piston rings, oil scraper rings and gudgeon pi...

Timing chain for GY6 4-stroke engines 152/157 QMI with 125 or 150cc. Chain has 45 links.

Grinding and mechanical noises when starting the engine are often a sign that the starter clutch is faulty. The carrier sticks and no longer releas...

Aluminum Kickstarter [Light] in carbon look suitable for Minarelli and Peugeot engines.