Tractors > Gray Tractor > 18-30

Gray Tractor 18-30 Engine

Overview
Engine
Transmission
Dimensions
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1917

Standard-tread tractor

Series map:

18-36↑ 1918-1921

18-30

30.0hp*

15-25↓ 1915-1916

*Estimated engine power for comparison only.

Engine Detail
Waukesha
gasoline
4-cylinder
liquid-cooled inline
Displacement	429 ci 7.0 L
Bore/Stroke	4.50x6.75 inches 114 x 171 mm
Rated RPM	850

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Updated on February 26, 2025

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