Manifold assembly, 4 cylinder Diesel. Vertical exhaust. Tractors: 2020, 2030, 2510, 2520, 2440, 2630, 2640. Windrowers: 2280 Hydro, 2320, 2420, 3430, 3830. Industrials/Skidders: JD440A&B. Loader Backhoes: 401B, 401C. Forklifts: JD480, JD480A, JD480B.