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JI Case MODELL-L

Built: 1929–1940 · Series: LETTERS-Baureihe

More machines from model year 1929

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The LETTERS series from JI Case includes the MODELL-L. Production: 1929–1940. The engine delivers 40.6 hp (29.9 kW), has 4 cylinders, with a displacement of 6,610 cm³. Rated speed is 1,100 rpm. The machine is 3,353 mm long, 1,702 mm wide and 1,448 mm high. The unladen weight is 2,404 kg. The wheelbase measures 2,007 mm. Top speed is 8.98 km/h. Transmission: 3 V/1 R. The engine is water-cooled. Tyres: front 30" x 6", rear 48" x 12". The fuel is Benzin/Kerosin. The bore measures 117.5 mm. The stroke is 152.4 mm. Construction: cast-frame construction. Around 31.678 units were built. The LETTERS-Baureihe series covers 13 models. Rated output within it ranges from 17.2 to 53.2 hp; the MODELL-L sits in the upper part of that range with 40.6 hp. Its immediate neighbours are the MODELL - SI below it with 35.5 hp and the Modell-LA above it with 53.2 hp. Unladen weight within it ranges from 1,073 to 3,457 kg; here the MODELL-L sits in the middle of that range with 2,404 kg. 121 JI Case models across 13 series are on record.

J.I. Case letter series (1929–1955) – C, L, R, S and V: the letter as size class, C for row crop, A for the revision, petrol and kerosene, 13 to 39 kW

The letter series is Case's tractor programme of the pre-war and post-war years, named by letters instead of numbers: the Model L of 1929 – a 6.6-litre four-cylinder for the prairie – and the Model C of the same year founded the range, R (1935) and V (1939) added the small classes, S (1941) the mid-range, and LA (1940) replaced the L. The appended letters explain the version: C for the row-crop version with closely spaced front wheels (CC, RC, SC, VC), A for the revised generation (LA, VA, VAC), I for the industrial version (SI), 3 on the CC-3 for the tricycle layout. The engines were Case's own four-cylinders, laid out for petrol, kerosene and distillate – the diesel engine only came to Case in 1953 with the Model 500.

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The register lists 13 versions with 12.7 to 39.1 kW, 2,027 to 6,610 cm³ with four cylinders, rated speeds of 1,100 to 1,600 rpm, unladen weights from 1,073 to 3,457 kg, lengths from 2,718 to 3,556 mm, widths from 1,429 to 1,911 mm and heights from 1,118 to 1,561 mm; seven models run on petrol, the rest optionally on kerosene, propane or all-fuel.

With the letters Case introduced the Flambeau Red livery in 1939, which stayed into the 1960s; the Model VAC with about 70,000 units was the most-built Case of the range, the Model L the tractor that founded Case's reputation in the wheat belt.

Used letter-series tractors are American collector classics; when buying, originality, engine condition, carburettor and magneto, gearbox and the availability of sheet-metal parts, secured through remanufacturers, are what count.

Sources: SpecCodex register, model data: J.I. Case Letters-Baureihe, Case Corporation (Wikipedia)

Technical data

Engine

FuelBenzin/Kerosincorrect
Power40.6 hp (29.9 kW)correct
Rated speed1,100 rpmcorrect
Cylinders4correct
Displacement6,610 cm³correct
Bore117.5 mmcorrect
Stroke152.4 mmcorrect
Coolingwater-cooledcorrect

Dimensions and weights

Length3,353 mmcorrect
Width1,702 mmcorrect
Height1,448 mmcorrect
Wheelbase2,007 mmcorrect
Unladen weight2,404 kgcorrect

Drivetrain and chassis

Driverear-wheel drivecorrect
Gearbox3 V/1 Rcorrect
Front tyres30" x 6"correct
Rear tyres48" x 12"correct
Top speed8.98 km/hcorrect

Origin and approval

Constructioncast-frame constructioncorrect
Units built31,678correct

Where this model stands

Power-to-weight ratio: 12.4 kW/t (30 kW / 2.4 t)

Power class: Universal (40–100 hp)

Stronger than 26% of the tractors in the register — out of 15,663 models with a stated power figure.

Calculated from the documented figures above — not a rating.

Frequently asked questions

How much power does the JI Case MODELL-L have?

The JI Case MODELL-L delivers 40.6 hp.

How much does the JI Case MODELL-L weigh?

The unladen weight is 2,404 kg.

What engine does the JI Case MODELL-L have?

4 cylinders, 6,610 cm³ displacement, Benzin/Kerosin.

How fast does the JI Case MODELL-L go?

Top speed is 9 km/h.

What are the dimensions of the JI Case MODELL-L?

3,353 mm × 1,702 mm × 1,448 mm.

When was the JI Case MODELL-L built?

Production years: 1929–1940.

What to check before buying

  • Check the hour meter against the service records — a replaced instrument is the most common gap.
  • Compare the data plate and chassis number with the papers.
  • Check the weights in the papers against the figures here — attachments change them.
  • Check front and rear tyre sizes: mismatched pairs strain the drivetrain.
  • Shift the gearbox cold and warm — jumps only show up at temperature.
  • Load the hydraulics and watch for sag.
  • Ask about parts availability for this build year — the running costs hang on it.

A general list for this type of machine — no substitute for an inspection or an appraiser.

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This page carries 21 individual figures for this model. They come from 1 recorded source; every figure can be traced there. What we cannot document is not here — we leave gaps open rather than estimate them.

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Other models in this series

Sources: [1]

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