Single-seat racing car
Racing car model
Watson Indy Roadster[1][2]![]() |
| Category | U.S.A.C. IndyCar |
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| Suspension | Solid axles and torsion bar suspension, dual shock absorbers |
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| Length | 186 in (4,724.4 mm) |
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| Width | 58 in (1,473.2 mm) |
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| Height | 44 in (1,117.6 mm) |
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| Axle track | 52 in (1,320.8 mm) (front)
54 in (1,371.6 mm) (rear) |
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| Wheelbase | 96 in (2,438.4 mm) |
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| Engine | Offenhauser 255–270 cu in (4.2–4.4 L) 16-valve, DOHC I4, naturally-aspirated, FR |
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| Transmission | Offenhauser[3] 2-speed manual |
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| Power | > 425–450 hp (317–336 kW) @ 6000 rpm
550 lb⋅ft (746 N⋅m) torque |
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| Weight | 1,550 lb (703.1 kg) |
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A 1958 Watson-Offenhauser which won the Race of Two Worlds in Monza, Italy.
The Watson Indy Roadster was an open-wheel race car chassis designed and developed by automotive mechanic and engineer A. J. Watson for U.S.A.C. Indy car racing, between 1956 and 1964.[4][5][6]
References
