1991-1995 Ford 5640, 6640, 7740, 7840, 8240, 8340 & New Holland S90, S100 Tractor Service Manual

This comprehensive 1991-1995 Ford and New Holland tractor repair manual covers the 40 and S Series. PN SE 4840-8.

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Document Details

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Document Number / Seller:
31483 / Matthew Mason
File Size:
48.35 MB
File Type:
PDF
Language:
English
Pages:
1492
Printable:
Yes
Category:
Tractor
Last updated / verified
Dec 21, 2025

Models Covered & Key Technical Specifications

Ford 5640, 6640, 7740, 7840, 8240, 8340 and New Holland S90, S100 Tractors Service Manual 1991-1995 Specification-Set

Ford 5640, 6640, 7740, 7840, 8240, 8340 and New Holland S90, S100 Tractors Service Manual 1991-1995Engine Specifications & Diagrams Overview.

  • Technical Resolution Data: 4983 cu cm relates to the standard displacement for the Ford 6640 model Engine Architecture.
  • Specific Temperature Range: For optimal operation, 111.8 mm Bore ensures the correct environmental limit Framework.
  • Essential Power Rating: 2100 RPM -- signifies the maximum rated engine speed Threshold.
  • Advanced Memory Capacity: The 4-cylinder engine configuration requires 4 cylinders for standard operation Logic.
  • Core Speed Performance: Maximum throughput reaches 2310 RPM Parameters.
  • Special Tools Specification: The 16x16 Transmission requires specific procedures documented within. Standards.

Professional Workshop Service Manual & Technical Specifications

Ford 5640, 6640, 7740, 7840, 8240, 8340 and New Holland S90, S100 Tractors Service Manual 1991-1995 Specification-Set

Engineering-Metrics: 1492 pages // Operational-Scope: Tractor / Diesel Engine Logic // Subsystem-Focus: Engine Systems, Fuel Systems, Electrical Systems, Transmission Systems.

Specification System-Path Calibration-Data
Engine Displacement 4-Cylinder (268 cu. in.) 4393 cc
Bore 4.4 inches (111.8 mm) N/A
Stroke 5.0 inches (127.0 mm) N/A
Max Rated Engine Speed 2100 RPM N/A
Max No Load Speed 2310 RPM N/A
Firing Order 1-3-4-2 N/A

Diagnostic procedures address:

  • Engine Systems
  • Fuel Systems
  • Electrical Systems
  • Transmission Systems
  • Steering Systems
  • Front Axle
  • Cab
  • Separating The Tractor

Factory specifications are documented for engine overhaul procedures and repair specifications. This comprehensive repair manual provides detailed inspection procedures, overhaul instructions, and troubleshooting guides. Reassembly procedures are specified for all major components, including the engine, transmission, axles, and cab systems. It also includes information on special tools and diagnostic procedures.

FAQ

What **components** are detailed in the engine overhaul section? keyboard_arrow_down

1492 pages are dedicated to engine overhaul, covering cylinder head, camshaft, crankshaft, connecting rods, pistons, rings, and valve train components. Specific details on each are provided.

Confirm the **precise** lubrication requirements for the turbocharger. keyboard_arrow_down

For adequate lubrication, the engine should idle at 1000 RPM for approximately one minute after starting. Cooling down requires idling for another minute before stopping.

What **tools** are referenced for air cleaner servicing? keyboard_arrow_down

A suitable non-caustic cleaning solvent, compressed air not exceeding 30 lbf/in² (2 bar), and a face mask are recommended for cleaning the air cleaner assembly.

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This repair manual is a lifesaver! The clear illustrations and step-by-step instructions made it easy to tackle my tractor repairs. Plus, the download process was smooth, and I received the link almost immediately after purchase. Highly recommend!