Our rebuilt Delco Distributor 1112571 is designed for John Deere Tractors and Crawlers utilizing the 2 cylinder engine. Designed for models: 420, 430, & 440. May also be used on model M, MT, 40, 310,320, & 330 as well. Replaces 1111709 Delco Distrbutor.  John Deere P/N- AM-3090T.  Price is exchange price. We need your core first before we ship!