1726008D New Diesel Engine Overhaul Gasket Set w/ Seals Fits Ford NH 800 900 400. One New Aftermarket Replacement Complete Engine Overhaul Gasket Set (with Seals) that Fits Ford/New Holland Tractor models: 800 Series, 900 Series, 4000 — (All Diesel 1964). (1) Upper Head Gasket Set, Part # HGS172. (1) Lower Gasket Set, Part # LGS172. (2) Rear Main Seals, Part # C0NN6336A. Replaces Part Numbers: 1726008D, 3A50FS. Reliable Aftermarket Parts, your trusted source for a wide range of replacement parts catering to various outdoor equipment. We specialize in providing top-quality replacement parts for Lawn and Garden, Snow Removal, UTV, ATV, and Golf Cart machinery. Our extensive inventory includes replacement parts for Backhoes, Crawlers, Excavators, Tractors, Skid Steers, and more, covering most leading brands and models in the industry. If you have any inquiries or require assistance, please don’t hesitate to reach out. PLEASE SAVE ALL ORIGINAL PACKAGING. ! If you receive an item that is not as described in the listing. Normally same day if before 1PM EST. Many things can play a factor such as Location, Weather, and the items in the order. If you have any questions, please reach out to us before ordering. How do I know if my order was submitted properly? PLEASE SAVE ALL ORIGINAL PACKAGING. Agriculture Parts for John Deere, for Ford/New Holland, for Case, for Massey Ferguson & More! Construction Parts for Allis Chalmers, for International Harvester, for Bobcat, for Komatsu & More. Mower Parts for Bad Boy, for Briggs & Stratton, for Cub Cadet, for Honda, for Sears, for Snapper & More! Snow Parts for Ariens, for Briggs & Stratton, for Jacobsen, for Toro, for Troy Built, for Sears & More! Can’t track down a part that you need? Need help with a part you found? Contact our expertly trained customer service staff.