47-31SK-3 BDL, 1-1/2" 11mm primary belt drive kit. Closed. Kickstart

This Belt Drives Ltd. 1-1/2 inch primary belt drive kit is engineered for 1965 to 1983 4-speed Big Twin models equipped with kickstart only. Sold as a kit, this 11mm pitch system is designed for use within a closed primary housing and includes an idler to maintain proper tension. The kit features a 47-31 drive ratio and is supplied as a pulley and belt kit, allowing you to reuse your stock clutch assembly. This is an ideal upgrade for riders looking to eliminate the mess and maintenance of a primary chain while retaining the classic kickstart operation. Please note that this kit is specifically for kickstart applications and provides a smooth, reliable transfer of power for your vintage Shovelhead or Panhead motorcycle.