4.10's on a 28" tire and a stroker seems to be on the fastest smallblock stroker a-bodies around here..
so with 30" id say 4.30 should work well.and keep that converter effecient..fwiw..
cheapst.

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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