There were several variants of the TE20; the first tractors were designed to run on petrol, and were known as the TEA20 following the introduction of the TED20 which ran on TVO (tractor vapourising oil, similar to paraffin).
There were several variants of the TE20. The first tractors were designed to run on petrol. The first tractors were known as the TEA20 following the introduction of the TED20 (tractor vapourising oil). This was similar to paraffin. This TED20 ran on TVO.