Blue Line Complete Cylinder Kit (39mm); 139QMB T23 STELLA 4T TURN SIGNALS AND BLINKERS With its anodized black billet

With its anodized black billet body

Removable Rain Cover: Smoke-tinted plastic cap prevents moisture and road spray from entering the intake during wet-weather riding

or flat-spotted rollers

Vino 50 (2T) Adly & Chinese 2T Minarelli 50cc horizontal 2-stroke platforms (see full list below)

BN161QMK-A

Blue Line Complete Cylinder Kit (39mm); 139QMB T23 STELLA 4T TURN SIGNALS AND BLINKERS With its anodized black billetThis Blue Line OEM cylinder kit fits bikes running 50cc 4 stroke 139QMB engines. The kit includes cylinder, piston, pin, circlips, rings, head gasket and base gasket. Original Parts For Scooters SKU 151 257 Specifications: Bore: 39mm Overall Height: 70mm Cylinder Sleeve Outer Diameter: 44. 7mm Compatibility: 139QMB based 50cc 80cc engines with the following engine codes: 139QMA 139QMB 1P39QMB 1P39QMA 2 YN139QMB JJ1P39QMB 139FMA 2 BD1P39QMB BN139QMB