Calvert Racing is in So. Cal. They build the Cal-tracs bars for leaf spring cars. They seem to work real well as most of the Stock class racing guys use them and we have a member on here that has gone 8.60s in the 1/4 with them in his 69 Firebird.
Robert
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67 Firebird 467 cubic inches 7.71 @ 92 in the 1/8 and 11.69 @ 115 in the 1/4.
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