1 0 1991 Case IH 1660 4x4 Combine At auction Oct. 29 1991 Case IH 1660 4x4 Combine. 5.070 Engine Hours Showing. Case 6T 830. Three Speed Hydrostatic. Variable Speed Header Drive. Standard Rotor. Manual Concave Adjustment. Manual Sieve And... ConditionUsedStock NumberKU9644 MLS Number13860604CategoryCombines Last Updated10/2/2025 LocationWellington, MO, US Listed ByBigIron Auctions (844) 253-___ SHOWNUMBERCall Seller Email Seller Save More Info