New Aftermarket Replacement Ignition Rotor Fits Delco Distributor with Clip on Cap Fits John Deere Models: 420 and 430 Fits Indust/Construction: 40, 320, 330, 1010, 2010, 3010, 4010, M, MC and MT Tech Info: -Fits Delco Distributors with Clip-Held Cap ONLY - ONLY for 4-Cylinder Engines Replaces Part Number: 1905590, 1750498M1, 1750875M1, 4042700, 820445, 609119A, G44040, H7416, 21A311