If the 067 is still NIB, you can probably exchange it. I bought a cam from Butler and changed my mind and they swapped it for me. It did cost me shipping but I got the cam I wanted.
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70 TA, 467 cid IAII, Edelbrock D-port heads, 9.94:1, Butler HR 236/242 @ .050, 520/540 lift, 112 LSA, Ray Klemm calibrated Q-jet, TKX (2.87 1st/.81 OD), 3.31 rear
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