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rear brake calipers

fast john

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Hello again. My teammate and I were rereading the CMC Rules and Rule 8.35.9 ---- Fifth line states rear brake caliper pistons may be no larger than 40mm roughly 1.57", and our stock ones are about 44mm or about 1.75". Rule discrepancy or mismeasurment on our part. Help PLEASE!!! THANKS!

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Back again. Tony I believe it came out of a 1987 iroc. Gear ratio is close to 3.64 ,but we haven't pulled it apart yet. Also it is a posi. Thanks for help.

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