Massey Ferguson 640 Combine Parts
640 parts and accessories
The Massey Ferguson 640 combine, produced in the late 1970s and early 1980s, was a workhorse known for its reliability and simplicity. Powered by a robust Perkins diesel engine delivering around 105 horsepower, it offered header widths up to 18 feet. Its conventional separator design made it a popular choice for farmers seeking a dependable machine for harvesting a variety of grains.
The Massey Ferguson 640 combine harvester was introduced as a mid-sized option for farmers needing a reliable and efficient machine. Production spanned from approximately 1978 to 1983. The 640 was typically powered by a Perkins A6.354 diesel engine, generating around 105 horsepower with a displacement of 354 cubic inches (5.8 liters). Its separator utilized a conventional cylinder and concave system, providing effective threshing action. The grain tank capacity was approximately 135 bushels, with an unloading auger rate around 40 bushels per minute. Available header widths ranged from 13 to 18 feet, allowing for adaptability across various field sizes. Chopper and spreader options were available to manage residue. While not featuring the advanced technology of later models, the 640 offered a functional cab for operator comfort. This combine was well-suited for harvesting wheat, soybeans, and other small grains, particularly excelling in clean threshing and overall durability.
Specifications
| Engine | Perkins A6.354 105 HP 354 cu in Diesel |
|---|---|
| Separator Type | Conventional - Cylinder width 48 inches |
| Grain Tank | 135 bushels |
| Unloading Rate | 40 bu/min |
| Header Widths | 13-18 ft |
| Fuel Capacity | 45 gallons |
| Weight | Approx. 12,000 lbs |
| Years Produced | 1978-1983 (approx.) |
Maintenance Tips
- Concave Adjustment: Regularly inspect and adjust the concave clearance according to the crop being harvested. Proper adjustment minimizes grain damage and maximizes threshing efficiency.
- Belt and Chain Tension: Check belt and chain tension frequently, especially during the initial hours of operation each season. Loose belts and chains can lead to slippage, reduced performance, and premature wear.
- Sieve and Chaffer Cleaning: Clean the sieves and chaffer regularly to remove debris and ensure proper airflow. Clogged sieves reduce cleaning efficiency and increase grain loss.
- Bearing Greasing: Grease all bearings according to the manufacturer's recommended schedule. Proper lubrication is crucial for preventing bearing failure and extending component life.
History & Background
The Massey Ferguson 640 was introduced as a mid-range combine designed to provide reliable harvesting for smaller to medium-sized farms. While not a revolutionary design, it built upon Massey Ferguson's reputation for dependable machinery. It represents a significant model in the evolution of combine harvesters, contributing to increased efficiency in grain harvesting.
Frequently Asked Questions
What engine is in the Massey Ferguson 640?
The Massey Ferguson 640 typically used a Perkins A6.354 diesel engine, producing around 105 horsepower with a displacement of 354 cubic inches.
What is the grain tank capacity on a 640?
The grain tank capacity on the Massey Ferguson 640 is approximately 135 bushels, with an unloading rate of around 40 bushels per minute.
What type of separator does the 640 have?
The Massey Ferguson 640 utilizes a conventional cylinder and concave separator system for threshing grain.
What are common parts needed for the 640?
Common wear parts for the Massey Ferguson 640 include concaves, rasp bars, belts, chains, bearings, auger fingers, and sickle sections. Regular replacement of these parts ensures optimal performance and minimizes downtime.

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