Cylinder; 139QMB genuine Vespa LX 50 4T 2-Valve

Vespa LX 50 4T 2-Valve (2006–2009) | 4T 4-Valve (2010–2014)

This kit is also available in a Black Powder Coat finish

Rim Diameter: 10 inches

Number of Teeth (small gear): 13

Unlike basic stock clutches

Cylinder; 139QMB genuine Vespa LX 50 4T 2-ValveThis cylinder replaces stock equipment on CSC go and Pug 50 scooters, as well as bikes running 139QMB engines. Original Parts For Scooters SKU 151 13 Specifications: Bore: 39mm Overall dimensions: 5"L x 4"W x 3"H Compatibility: CSC go CSC Pug 50 139QMB based 50cc 80cc engines with the following engine codes: 139QMA 139QMB 1P39QMB 1P39QMA 2 YN139QMB JJ1P39QMB 139FMA 2 BD1P39QMB BN139QMB 147QMD Other QMA models Other QMB models Don't see your engine