Super Parts carburetor for Tecumseh 640260 640260B 640260A 632689 fits LH318xa-156023M HM80 HM90 HM100 Fits: HM80 HM90 HM100 Engine Replaces Tecumseh: 640260 640260B 640260A. Package Include: Carburetor x 1, gasket x 1 Fits 8hp 10hp snow blowers Fits LH318XA-156023M