GM Distributor Clamp NOS 283 302 327 350 400 396 427 454. Box is not included as these were purchased in bulk long ago. Fits numerous years of GM cars, both small block and big block. Camaro COPO SS Z28 RS Rally Sport RS SS Yenko COPO Nikki Chevelle Malibu Super Sport, Monte Carlo, Corvette Stingray, Chevy II Nova SS Yenko, Belair Impala SS Biscayne

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