Moroso Performance 97146 Radius Tooth Drive Belt Features: Thin Series Belt For Moroso Vacuum Pump And Alternator Pulleys Fits 0.5 in. Wide Or Greater Pulleys Strong And Lightweight Less Belt Stretch Provides Lower Tension With Positive Engagement No Slippage Height: 1.00 Width: 6.88 Length: 9.63 Weight: 0.17 lbs