Adding 1970 wing to 1970-74 Barracuda. Use 1970 Barracuda brackets. Difficulty 3. * Adding 1971 wing to 1970-74 Barracuda. Use 1971 Barracuda brackets. Difficulty 3. * Adding either wing to 1970-74 Challenger. Use 1970-71 Challenger brackets. Difficulty 1. * Reason for different brackets when using different wings on the Barracuda: The 1971 wing is wider than the 1970 style wing. The location where the 1970 brackets locate the wing is very near the back edge of the decklid. So, if a 1971 wing is added in this location using the 1970 brackets, the tips of the 1971 wing will extend beyond the back edge of the decklid. Not only is the look questionable aesthetically, but it also positions the wing in a unprotected position. This is why Chrysler chose to locate the 1971 wind more forward than the 1970 wing on the Barracuda. Since this more forward position of the decklid possesses different contours, different brackets are necessary. This situation is unique to the B

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