drive belt Naraku type 669mm / size 669*18*30 for 139QMB, QMA 10"

A low-cost and good quality, standard replacement belt from NARAKU. The grip provides good acceleration, low loss of traction and optimal power transfer. The belt construction and materials are purposely designed by the manufacturer for standard and mildly-tuned engines to have good flex and keep loss of power to a minimum. For tuned machines, we recommend the Naraku VS or the Malossi belt Suitable for 139QMB/QMA.. engines with 10 wheels or an original size of 669-18-30. As a guide, the distance between the crankshaft and the transmission input shaft (this is where the clutch bell sits). This belt is suitable were this measurement is approx. 22.5 cm Dimensions: 669-18-30