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Ships within 48 hours · Estimated delivery Sep 2 - Sep 7
Good idea to install one of these alongside any cylinder kit upgrade
22 helical cut teeth
you need this reference manual
Made in Taiwan by Prima
The NCY Gasket set really makes this kit stand out as one of a kind
Crankshaft (16 Tooth); 139QMB shaft Good idea to install oneThis OEM replacement crankshaft assembly fits 139QMB engines with 16 tooth oil pump drives. Main bearings are installed. Original Parts For Scooters SKU 151 19 Specifications: Stroke: 41. 4mm Overall Length: 247mm Thread Size (tapered side): M10x1. 25 Thread Size (spline side): M12x1. 25 Bearing Outer Diameter (tapered side): 42mm Bearing Outer Diameter (spline side): 47mm Number of Splines: 26 Number of Teeth (oil pump drive gear): 16 139QMB based
US$ 65.00
US$ 149.00
US$ 23.00
