The No. 61 “Green Hornet” race car from 1950 was powered by a Cummins 6.6L engine producing 340 hp at 4,000 rpm. It was the first use of Clessie Cummins’ prototype PT fuel system and first use of disc brakes at the Indy 500.
Photo: Jack Roberts
The No. 61 “Green Hornet” race car from 1950 was powered by a Cummins 6.6L engine producing 340 hp at 4,000 rpm. It was the first use of Clessie Cummins’ prototype PT fuel system and first use of disc brakes at the Indy 500.
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