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Old 04-22-2011, 10:52 AM
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BBC69Camaro BBC69Camaro is offline
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I believe for NHRA specs it has to be within 6" of the front u-joint, so that is where I put mine.

http://www.nhra.com/UserFiles/file/U...0Unleashed.pdf

Rear one might be nice to protect your floors/trunk but aren't required as far as I can tell.
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