2001 Polaris Sportsman 400 & Sportsman 500 DUSE H.O. ATV Service Manual (P/N 9915754)
Polaris Models Covered & Key Technical Specifications
Models: Polaris Sportsman 400, Polaris Sportsman 500 DUSE, Polaris Sportsman 500 H.O., Polaris Sportsman 500 H.O. DUSE, Polaris Sportsman 500 H.O. RSE
Sub-models / Variants: A01CH42AA, A01CH42AB, A01CH42AC, A01CH50AD, A01CH50AA, A01CH50AB, A01CH50AE, A01CH50AF, A01CH50AJ, Gen IV
Trade Names: Sportsman
Model Years: 2001
Technical Data:
- Engine displacement (400): 425 cc
- Engine displacement (500): 499 cc
- Engine type: 4-cycle, liquid-cooled, single-cylinder SOHC
- Cooling system capacity: 2.25 quarts (2.1 liters)
- Transmission type: Automatic PVT (Polaris Variable Transmission)
- Fuel tank capacity: 5.25 gallons (19.9 liters)
- Drive clutch retaining bolt torque: 40 ft. lbs.
- Idle speed: 1200 +/- 200 RPM
Polaris Manual Features & Content Preview
- Complete coverage for 2001 Polaris Sportsman 400 and 500 DUSE, as well as 500 H.O. variants. This includes RSE and H.O. DUSE trims featuring Gen IV body styles.
- 381-page official Polaris publication (PN 9915754) detailing engine, chassis, electrical, and cooling systems for the EH42PLE and EH50PLE series engine builds.
- Features 85 pages of dedicated exploded-view diagrams.
- Includes 39 comprehensive torque tables crucial for exact engine and chassis assembly.
- Serves as the original service reference for the Sportsman 400 and 500 H.O. launch line, complete with specialized jetting charts for high-altitude performance.
Engine and Chassis Details
Working on early 2000s ATVs requires exact tolerances and reliable data. This manual delivers structural and mechanical specifications across ten focused chapters. You get detailed schematics for complex tear-downs. The document breaks down cylinder head measurements, piston and ring identification, and cam chain tensioner inspection. It also maps out the automatic compression release mechanism alongside cooling system flow diagrams. Fuel system sections cover precise carburetor adjustments. Moving to the chassis, the text documents the MacPherson strut front suspension and PVT system operations. Transmission linkage adjustments are clearly laid out. Brake system inspection procedures highlight necessary condition checks. Remember that working on high-pressure hydraulic brakes and volatile fuel systems carries inherent risks. Always verify fluid line integrity and use proper ventilation when servicing carburetors to prevent serious injury.
Specification and Reference Highlights
Having the exact numbers on hand speeds up every shop job. Engine service data in this reference provides precise tolerances for crankshaft runout, valve stem diameters, and camshaft journal clearances. Fuel and lubrication capacities are clearly mapped out. The guide cites specific requirements for Polaris Premium 4 Synthetic 0W/40 engine oil and Demand Drive Hub Fluid. Exact torque values for engine fasteners and wheel nuts are listed to prevent thread damage or catastrophic component failure. This original OEM literature assists technicians and dedicated DIY mechanics with rigorous diagnostic data and exact maintenance standards.
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