old schoolers used a motorcycle disc rotor attached at the pinion . holds a ton..
you see it alot on monster trucks..fwiw..

7534189-pinionbrake.jpg (26 downloads)
365" Iron J heads,,3480lbs best 1.39 60ft on SS springs.10.54,124 mph ...6.67 1/8th et.average 60fts 1.46 w/ small cam &.063 no2 pill tagged & insured
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