... in vehicle engine as fan belt,alternator belt, accoring do ISO 9001 guarantee for 80000 km Ribbed V belt introduction: Poly V belt,including,PH ... .Have high transmission ratio,because of tooth of poly v-belt,so it have high transmission power,about 30-50% higher ... belt it has lower vibration than flat belts.3.Oil and heat resistant and save space.SIZE: PK PL PH PJProductsPicture: SERVICE 1. A ...