Complete Carburetor Kit (Zenith)
CTPA-ZCK13 Replacement Part to Fit:  Allis-Chalmers For Models: (U, UC ALL W/ Zenith Carb.#: 6496, 6699, 6817) Complete Carb. Kit Contains All Parts Necessary For Major Carb. OH.  Price:  $22.06  Buyers Club Price:  $19.85