Compare/Hart-Parr 18-36 vs Hart-Parr Oil King 23-35

Hart-Parr 18-36 vs Hart-Parr Oil King 23-35

Verdict: Hart-Parr 18-36 vs Hart-Parr Oil King 23-35

The Hart-Parr 18-36 and the Hart-Parr Oil King 23-35 are both tractors — here is how they stack up on the figures that matter. Hart-Parr Oil King 23-35 leads on rated power with 23 hp against 18 hp. Hart-Parr 18-36 is the lighter machine (2,766 kg vs 5,443 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Hart-Parr 18-36 is the newer design (1926 vs 1916). In short: choose the Hart-Parr Oil King 23-35 for outright pulling power, or the Hart-Parr 18-36 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Hart-Parr

Fit score

Best match

Clear

Hart-Parr

Fit score

Best match

Clear

Rated power

18 hp

23 hp

Confidence

40%

Guide price

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Overview

Manufacturer

Hart-ParrReference

Drawbar performanceReference

liquid-cooledReference

Original price

$1350 (1930)Reference

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Steering

manualReference

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Engine

Drawbar (claimed)

13.4 kWReference

17.2 kWReference

Belt (claimed)

26.8 kWReference

26.1 kWReference

Drawbar (tested)

24.0 kWReference

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Belt (tested)

32.0 kWReference

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Displacement

8.2 LReference

12.9 LReference

Bore/Stroke

171 x 178 mmReference

254 x 254 mmReference

Fuel system

Stromberg MB3 carburetorReference

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Air cleaner

dry centrifugalReference

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Rated RPM

800Reference

500Reference

Belt power (max)

32.0 kWReference

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Max power

24.0 kWReference

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Fuel tank

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113.6 LReference

Coolant capacity

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113.6 LReference

Transmission

Type

gearReference

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Gears

3 forward and 1 reverseReference

2 forward and 1 reverseReference

Clutch

dry discReference

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Transmission

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gearReference

Dimensions

Weight

2766 kgReference

5443 kgReference

Front tire

28x5Reference

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Rear tire

51x12Reference

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Ag front

28x5 (steel)Reference

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Ag rear

51x12 (steel)Reference

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Length

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273 cmReference

Width

—

182 cmReference

Height

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317 cmReference

18-36 Serial Numbers

1926

26001 (18-36 G)Reference

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1927

28851 (18-36 H)Reference

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1928

33753 (18-36 I)Reference

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1929

34567 (18-36 I)Reference

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1930

89160 (18-36 I)Reference

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Test results

Belt fuel use (max)

18.9 l/hourReference

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Max pull

1848 kgReference

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Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.