Lanz HR4 Bulldog Engine


Lanz HR4 Bulldog tractor photo
1928 - 1929
Standard-tread tractor
Engine Detail
Lanz
oil
1-cylinder
liquid-cooled
Displacement628.5 ci
10.3 L
Bore/Stroke8.858x10.24 inches
225 x 260 mm
Power28 hp
20.9 kW
Cooling systemthermosyphon
Rated RPM500
Page information
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Peter Easterlund - owner/author
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Updated on September 12, 2025
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