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1985 Oshkosh Motor Truck Co. S 1985 Base Straight Truck – Half Cab

Repair services & inexpensive new parts for 1985 Oshkosh Motor Truck Co. S 1985 Base Straight Truck – Half Cab with 9.0L 9047CC 552Cu. In. V6 DIESEL engine.

The 1985 Oshkosh Motor Truck Co. S Base Straight Truck is a robust half-cab vehicle powered by a 9.0L V6 diesel engine. Known for its durability and off-road capabilities, this model features an 8x6 drive configuration, making it suitable for various heavy-duty applications. Although it is an older model, its sturdy construction and powerful engine can still provide reliable performance for those in need of a workhorse vehicle. Owners should be aware of common issues and maintenance needs associated with vintage trucks to ensure longevity and performance.

Common Issues

  • Fuel system clogs and leaks
  • Transmission wear and shifting issues
  • Electrical system malfunctions
  • Brake system deterioration
  • Rust and corrosion on the chassis

Maintenance Tips

  • Regularly check and replace fuel filters to prevent clogs.
  • Inspect the transmission fluid and change it as necessary.
  • Conduct routine electrical system checks to avoid failures.
  • Maintain brake components and replace pads when worn.
  • Keep the vehicle clean and apply rust-proofing treatments.

Typical Repair/Owning Cost Ranges

  • Routine maintenance: $200 - $500 per year
  • Minor repairs (brakes, electrical): $150 - $1,000
  • Major repairs (engine, transmission): $1,000 - $5,000
  • Parts replacement costs vary widely based on availability.

Buying Advice (What to Inspect)

  • Check for rust and overall body condition.
  • Inspect the engine for leaks and performance issues.
  • Assess the condition of the transmission and driveline components.
  • Review the service history for regular maintenance.
  • Test the electrical systems and lights.

FAQ

  • What is the fuel economy of the 1985 Oshkosh S? Fuel economy can vary, but expect around 8-12 MPG given its size and engine type.
  • Are parts easily available for this model? Parts may be difficult to find due to the vehicle's age, but some aftermarket and used parts are available.
  • How often should I service this truck? Routine maintenance is recommended every 3,000 to 5,000 miles, depending on usage.
  • What type of oil should I use? A high-quality diesel engine oil, typically 15W-40, is recommended for the 9.0L engine.
  • Is the Oshkosh S suitable for off-road use? Yes, its 8x6 drive and sturdy construction make it well-suited for off-road conditions.
  • What are common upgrades for this truck? Upgrades may include improved suspension, modern tires, and enhanced lighting.
  • How does the Oshkosh S handle in winter conditions? With proper tires and maintenance, it can perform reliably in winter, though care should be taken in severe conditions.
  • What should I do if I experience engine trouble? Consult a professional mechanic experienced with diesel engines for diagnostics and repairs.

Have Questions about Oshkosh Motor Truck Co. S 1985 Base? Ask the assistant for questions about mileage, performance, repairs, parts, recommended maintenance and more.


Make: Oshkosh Motor Truck Co.
Model: S
Trim: Base Straight Truck – Half Cab
Year: 1985

Quick Info

Fuel: DIESEL
Aspiration: N/A
Engine Displacement: 9.0L
Engine CC: 9047
Engine CID: 552
Engine Block Type: V
Cylinder Type: U/K
Cylinders: 6
Drive: 8 X 6
Body Type: Straight Truck – Half Cab
Doors: U/K

Repair services & inexpensive new parts for 1985 Oshkosh Motor Truck Co. S 1985 Base Straight Truck – Half Cab with 9.0L 9047CC 552Cu. In. V6 DIESEL engine.