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Old 23 Apr 2009, 17:38 (Ref:2448015)   #200
Bob Riebe
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Originally Posted by Purist View Post
Bob, that depended on the track, and even then, not always as much as you might think. A Lola T70 or Ford GT40 was around a ton, whereas a 2.0-litre Porsche was down around 1400lb. And in the late '60s, the 3.0-litre Porsches were pushing down to 1100-1200lb. Like I said, Jochen Rindt was harrying the 7.0-litre Fords in 1967 with a 2.0-litre Porsche 907. i believe it was a Ferrari 250P (3.0-litre prototype) that won Le Mans outright in 1965, against cars with much larger capacity engines.
I do not mean performance aspects; I was speaking of rules aspects.
Car were classified by displacement; did power to weight have an effect, but of course.
The ford GTs were NOT light. One reason to go to a bigger engine. They gained more weight but in the balance gained a large enough chunk of power to off-set the weight gain.
If one thought one could get a better over-all performance balance with a smaller class/car, they would go for it.
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