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Author Topic: most hp brock clutch springs will hold?  (Read 1618 times)

Offline b l u e b u s a 1

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most hp brock clutch springs will hold?
« on: January 30, 2007, 02:45:15 PM »
i was wondering what is the max hp brock springs will hold? i have gone 8.6 at 168mph in 1/4 with them wondering how much more they will hold? before i put a bigger shot on.