Replaces OE Number203015,203015A,209133A, 209133, 2432Features-1\'\' shaft bore with 1/4\'\' key way. -Fits Engines with 1\" Shaft and 1/4\" Keyway -Will fit most engines with horizontal shaft including compatible for Briggs, Robin, compatible for Tecumsehcompatible for Hondacompatible for Kohlercompatible for Clintoncompatible Lifan and many others. -Works with compatible for Comet 40/44 Series Torq-A-Verter models,Also Fits Manco Go Karts -Comaptible 8-18hp engines within the 1600-3300 RPM range. -Condition: New -Warranty: one year warranty for any manufacturing defectNotice-Professional installation is highly recommended (No Instruction Included) -For any needs please contact us