FORD DIESEL TRACTOR OBSOLETE INTAKE MANIFOLD. ONLY WITH A VERTICAL EXHAUST SYSTEM. THIS WILL FIT FORD TRACTOR MODELS. 2000 4000 501 600 601 700 701 800 801 900 901. Thanks for your business!! Check out our other auctions. Take a cruise through our. The item “FORD DIESEL TRACTOR OBSOLETE INTAKE MANIFOLD 801 4000″ is in sale since Tuesday, May 24, 2011. This item is in the category “Business & Industrial\Heavy Equipment, Parts & Attachments\Heavy Equipment Parts & Accessories\Antique & Vintage Equipment Parts”. The seller is “cheaptractorparts” and is located in Farmington, Kentucky. This item can be shipped to United States.