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The 1971 Castrol Trophy was an endurance race for Group E Series Production Touring Cars. The event, which was staged at the Warwick Farm circuit in New South Wales, Australia on 2 May 1971, was Round 2 of the 1971 Australian Manufacturers' Championship.[1]
Classes
As the race was an Australian Manufacturers’ Championship round, the field was divided into five classes, based on “CP Units”. The engine capacity, in litres, was multiplied by the retail price, in Australian Dollars, to arrive at a CP Unit value for each competing model.
- Class A : 0 to 3000 CP Units
- Class B : 3001 - 4600 CP Units
- Class C : 4601 - 9000 CP Units
- Class D : 9001 - 18000 CP Units
- Class E : Over 18000 CP Units[2]
Results
The winner's race time for the 100 lap, 225 mile race was 3 hours 6 minutes 29.5 seconds.[3]
From the 30 entries for the race,[8] 28 cars started, with seven failing to finish.[6]
Notes and references
- ^ Bryan Hanrahan, Motor Racing The Australian Way, page 46
- ^ John Medley, Bathurst, The Cradle of Australian Motor Sport, page 423
- ^ a b Max Stahl, Toranas Top Funny Farm, Racing Car News, June 1971, pages 44-46
- ^ a b Bond at the Farm, Australian Motor Manual, July 1971, page 49
- ^ The Racing Car News race report mentions “Piper” without any other information. It has been assumed that this was John Piper, who was entered at Round 1 of the Championship in a Ford Escort Twin Cam
- ^ a b c Alan Wood, Bond Tops in Car Title Race, The Sydney Morning Herald, Monday, May 3, 1971, page 14
- ^ Stewart Wilson, Ford - The racing history, page 287
- ^ Alan Wood, Toranas to 'equalise' at Farm, The Sydney Morning Herald, Friday, April 30, 1971, page 12
Further reading
- Australian Title Conditions, CAMS Manual of Motor Sport, 1971, page 82
- Holden, The Official Racing History, 1988, page 333
External links
- Image of the field in the opening lap of the race
- Image of the winning car, driven by Colin Bond
- Image of the second placed car, driven by Peter Brock
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