21A304D Electronic Ignition Kit Fits Allis Chalmers Models G B C CA W WC WD WFOne New Aftermarket Replacement Fits Delco Electronic Ignition Kit Fits Allis Chalmers: IB, C, CA, G, W, WC, WD, WD45, WF, D10, D12, D14, D15, D17. 12 Volt Negative Ground Fits Delco Distributor #s: 1111411, 1111530, 1111704, 1111708, 1111716, 1111718, 1111722,1111735, 1111740, 1111745, 1111908, 1112385, 1112555, 1112557, 1112570, 1112577, 1112583, 1112585, 1112589, 1112593, 1112609, 1112614, 1112618, 1885368, 1885555 For 4 cyl. models w 12 volt