The Allis Chalmers HD14 tractor has a published engine oil capacity of 14 US quarts (13.25 litres). For tractors in the 6.0–7.9 L engine-size class, that is very low versus a peer average of 18.8 quarts. For a routine oil change, having 3 × 1-gal jugs + 2 × 1-qt bottles (about exact) on hand covers the published capacity.
The Allis Chalmers HD14 has one published engine-oil capacity in this dataset. The listed capacity is 14 US qt (13.25 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
Very low
14 qt
Low14 qt
This model14 qt
Average18.8 qt
High22.2 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 capacity14 US qt (13.25 L)
Engine manufacturerGeneral Motors 6-71
Fuel typeDiesel
Cylinders6
Displacement7 L
Tractor type—
Overview
Model information
Manufacturer
Allis Chalmers
Model
HD14
Category
Farm tractor
Model years
1939 – 1947
Tractor type
—
Engine / capacity variants
1
Full specifications
Technical details
Engine details
Engine manufacturerGeneral Motors 6-71
Fuel typeDiesel
Cylinders6
Displacement7 L
Oil service data
Published capacity14 US qt (13.25 L)
US gallon equivalent3.5 gal
Oil to have on hand3 × 1-gal jugs + 2 × 1-qt bottles (about exact)
