The International Harvester 434 tractor has a published engine oil capacity of 6 US quarts (5.68 litres). For tractors in the 2.0–2.9 L engine-size class, that is below average versus a peer average of 6.7 quarts. For a routine oil change, having 1 × 1-gal jug + 2 × 1-qt bottles (about exact) on hand covers the published capacity.
Tractor engine oil specifications
International Harvester · 434 · Engine oil capacity guide
Years: 1966 – 1971 and 1966 – 1972Capacity: 6 US qt (5.68 L)Engine: 2.5 LFuel: DieselVariants: 2
6 US qt (5.68 L)Engine oil capacity
2.5 LEngine size
DieselFuel
1966 – 1971 and 1966 – 1972Model years
Capacity overview
Oil capacity summary
The International Harvester 434 has one published engine-oil capacity in this dataset. The listed capacity is 6 US qt (5.68 L). Oil capacity can vary by engine, fuel configuration and production revision, so the exact variant table below matters when more than one setup exists.
Tractor-engine benchmark
How this oil capacity compares
Peer values use tractors in the same engine-size class.
Engine oil capacity
Below average
6 qt
Low5 qt
This model6 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 US qt (5.68 L)
Engine manufacturerInternational Harvester
Fuel typeDiesel
Cylinders4
Displacement2.5 L
Tractor typeUtility Tractor
Overview
Model information
Manufacturer
International Harvester
Model
434
Category
Farm tractor
Model years
1966 – 1971 and 1966 – 1972
Tractor type
Utility Tractor
Engine / capacity variants
2
Engine & fuel variants
Oil-capacity variants
Different engine, fuel or production variants are shown separately when they have distinct published oil-capacity data.
Fuel
Engine
Displacement
Cyl.
Oil capacity
Litres
Variant / note
Diesel
International Harvester
2.5 L
4
6 qt
5.68 L
Oil capacity
Diesel
International Harvester
2.5 L
4
6 qt
5.68 L
Oil capacity
Full specifications
Technical details
Engine details
Engine manufacturerInternational Harvester
Fuel typeDiesel
Cylinders4
Displacement2.5 L
Oil service data
Published capacity6 US qt (5.68 L)
US gallon equivalent1.5 gal
Oil to have on hand1 × 1-gal jug + 2 × 1-qt bottles (about exact)
