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Chaparral Racing
the
Car
getting
IT ready
The
Increbible Chaparral 2J
Chaparral Racing was founded by Jim Hall.
He had built cars for many years prior to the beginnings of Can-Am
in 1966. Jim Hall and Tracy Bird
came up with the rules for Group 7 cars.
Jim Hall's car, the Chaparral, was an early
winner in Can-am but never won the driver's championship. In 1970
after developing the most advanced racing car in motor sports,
the Chaparral 2J, he quit racing. SCCA banned the car because
of moveable panels on all four sides of the car. These LEXAN panels
helped keep the air flowing under the car to be extracted via
fans at the rear. This design caused a vacuum effect UNDER the
car that geatly help in holding the car to the pavement. In effect
sucking the car to the ground. Today all cars use this technique,
known as Ground Effects.
One unintended consequence of having the
secondary engine is that the time to replace the main engine was
about 8 hours. This was because this secondary engine was on top
of the big Chevy engine.
The racing history of the Chaparral 2J
was 4 races in 1970. The results were:
| Watkins Glen |
July 1970 |
DNF |
J. Stewart |
| Road Atlanta |
Sep. 1970 |
6 |
V. Elford |
| Laguna Seca |
Oct. 1970 |
DNS |
V. Elford |
| Riverside |
Nov. 1970 |
DNF |
V. Elford |
It was also Jim Hall that developed the
wing. Jim is considered by many in motor sports as one of it's
greatest innovators.
Web Sites of Interest:
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