Cat rd4

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CAT RD4 1936 awake from the winter

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1937 Caterpillar RD4 Crawler Tractor

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Is this the last known Caterpillar RD4 made? Ep. #50

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Pushing dirt with the Caterpillar RD4

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Caterpillar RD4 pony motor troubleshooting. (Donkey start)

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Lot 610 - CAT RD4 Crawler

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Caterpillar RD4 history & will it start? 1937 4G7252 'TOT'

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Caterpillar RD4

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Pushing dirt with the Caterpillar RD4

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CAT RD4 having fun

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Larry Perkins starting his Caterpillar CAT RD4 Dozer Pony Engine First Pull

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Vintage 1935-40 Caterpillar RD4 Agricultural Crawler Tractor in Blenheim

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Caterpillar RD4 to D4 1936-1939, what's the difference? Ep. #52

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The TRACKING DEAD 1936 Caterpillar RD4 Oil change, repairs &.....

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1936 Caterpillar RD4 'Whiskers' assembly post head install causes panic!

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Will it start after cylinder head install? 1936 Caterpillar RD4 'Whiskers'

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Antique 1935-40 Caterpillar RD4 Crawler Tractor in Geraldine

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1936 CATERPILLAR RD4 For Sale

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Vintage caterpillar RD4 rebuild

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Early Caterpillar RD4 Restoration Series now on YouTube! You Guys Need to Check Out This Channel...

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Caterpillar RD4

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Vintage caterpillar RD4 1938 rebuild

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1936 Caterpillar RD4 head install turns into more repairs!

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LeTourneau D Caryall Rescue - This is the perfect match for my Caterpillar RD4