40 series, length 33.87", width 7/8", used on many Manco karts and most Carter 40 series karts. 12346 Drive belt used on Manco model 710. 40 Series belt 7/8" wide.

40 series, length 34.83", width 7/8"

Used on Comet 40 / 44 series torque converters, these belts are all 7/8" wide.

40 series, length 38.65, width 7/8"

40 series, length 37.75", width 7/8"

40 series, length 40.50", width 7/8"

40 series, length 44.53, width 7/8"