Ferguson TEA-20 Engine


Ferguson TEA-20 tractor photo
1948 - 1956
Utility tractor
Series map:
TEA-20
26.6hp*
*Estimated engine power for comparison only.
Engine options
Standard 1.9L 4-cyl gasoline
Standard 2.1L 4-cyl gasoline
Engine Detail
Standard
gasoline
4-cylinder
liquid-cooled
The original, 80mm bore, engine was used until tractor serial number 172598 (engine number 100204) in 1951.
Displacement112.9 ci
1.9 L
Bore/Stroke3.19x3.75 inches
81 x 95 mm
Air cleaneroil bath
Rated RPM2000
Idle RPM400-2000
Firing order1-3-4-2
Starter volts6
Intake valve clearance0.010 inches (cold)
0.254 mm
Exhaust valve clearance0.012 inches (cold)
0.305 mm
Engine Oil
TEA-20 gasoline engine oil chart
Oil capacity6 qts
5.7 L
Oil change120 h
Engine Detail
Standard
gasoline
4-cylinder
liquid-cooled
The 85mm bore engine was used in the TEA-20 beginning in 1951. The larger engine provided an increase to 28 horsepower.
Displacement127.4 ci
2.1 L
Bore/Stroke3.375x3.65 inches
86 x 93 mm
Firing order1-3-4-2
Starter volts6
 12 (late)
Page information
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Updated on July 31, 2023
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