FOR SALE: 1988 IH S1600, whole or parts. About 12' behind cab. Wheels and tires sold. Chassis still avail front clip, radiator and Allison auto trans, around 70k original miles. 7.3 Navistar, leaky head gasket, metal sheen in the oil. Front clip, radiator, drive shaft. Call, text or email with questions or more pictures, details.