ENGINE GY6 50CC 139QMB (74)

NGK IX Iridium spark plugs were designed specifically for performance enthusiasts. The fine-wire center electrode ensures long-lasting durability and a consistently stable spark. Iridium alloy has an extremely high melting...

The starter overrunning clutch forms the connection between the starter motor and the crankshaft. The overrunning clutch locks the components together when the engine starts and the engine speed exceeds...

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...

Valve cover gasket for GY6 50ccm engine. Valve cover gasket for GY6 50ccm engine.

Valve stem seal in original part quality from Taiwanese and Japanese car manufacturers. Naraku supplies a two-piece oil scraper ring set for the valves of 4-stroke cylinder heads. Increased oil...

Get the tool for locking the GY6 4-stroke variator. This tool, specially designed for locking the variator, allows you to disassemble it more quickly and easily. It is a tool...

From now on, the Hi-Speed ​​is also available in a pure 4-stroke version. This name stands for better adaptation and smoother shifting behavior. The Variomatik comes with a set of...

The Jasil 22-tooth crankshaft for GY6 50cc 139QMB engines is designed to effectively replace the original crankshaft while offering excellent durability and high manufacturing precision. Featuring a 22-tooth gear, this...

The Naraku HD 16-tooth crankshaft for GY6 50cc engine is designed to replace the original crankshaft while offering superior strength for stock and high-performance engines. Thanks to its Heavy Duty...