The International Harvester 4156 tractor has a published engine oil capacity of 21 US quarts (19.87 litres). For tractors in the 6.0–7.9 L engine-size class, that is above average versus a peer average of 18.8 quarts. For a routine oil change, having 5 × 1-gal jugs + 1 × 1-qt bottle (about exact) on hand covers the published capacity.
Tractor engine oil specifications
International Harvester · 4156 · Engine oil capacity guide
The International Harvester 4156 has one published engine-oil capacity in this dataset. The listed capacity is 21 US qt (19.87 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
Above average
21 qt
Low14 qt
This model21 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 capacity21 US qt (19.87 L)
Engine manufacturerInternational Harvester
Fuel typeDiesel
Cylinders6
Displacement7 L
Tractor type—
Overview
Model information
Manufacturer
International Harvester
Model
4156
Category
Farm tractor
Model years
1969 – 1970
Tractor type
—
Engine / capacity variants
1
Full specifications
Technical details
Engine details
Engine manufacturerInternational Harvester
Fuel typeDiesel
Cylinders6
Displacement7 L
Oil service data
Published capacity21 US qt (19.87 L)
US gallon equivalent5.25 gal
Oil to have on hand5 × 1-gal jugs + 1 × 1-qt bottle (about exact)
