The Allis Chalmers 6040 tractor has a published engine oil capacity of 6.5 US quarts (6.15 litres). For tractors in the 2.0–2.9 L engine-size class, that is around average versus a peer average of 6.7 quarts. For a routine oil change, having 1 × 1-gal jug + 3 × 1-qt bottles (~0.5 qt spare) on hand covers the published capacity.
The Allis Chalmers 6040 has one published engine-oil capacity in this dataset. The listed capacity is 6.5 US qt (6.15 L). Oil capacity can vary by engine, fuel configuration and production revision, so confirm the specification for the exact tractor before servicing.
Tractor-engine benchmark
How this oil capacity compares
Peer values use tractors in the same engine-size class.
Engine oil capacity
Around average
6.5 qt
Low5 qt
This model6.5 qt
Average6.7 qt
High9 qt
Typical low and high use the 10th and 90th percentile of this engine-size group, which avoids one unusual tractor distorting the scale.
At a glance
Tractor profile
Oil capacity6.5 US qt (6.15 L)
Engine manufacturerPerkins 3.152
Fuel typeDiesel
Cylinders3
Displacement2.5 L
Tractor typeUtility Tractor
Overview
Model information
Manufacturer
Allis Chalmers
Model
6040
Category
Farm tractor
Model years
1974 – 1975
Tractor type
Utility Tractor
Engine / capacity variants
1
Full specifications
Technical details
Engine details
Engine manufacturerPerkins 3.152
Fuel typeDiesel
Cylinders3
Displacement2.5 L
Oil service data
Published capacity6.5 US qt (6.15 L)
US gallon equivalent1.62 gal
Oil to have on hand1 × 1-gal jug + 3 × 1-qt bottles (~0.5 qt spare)
