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money17
06-23-2011, 02:29 PM
Need a godd estimate on gear choice with an 18* 427 that is above average for 1/4 and 3/8 mile tracks in north miss., tenn., and alabama. If more info needed let me know.

Thanks

MasterSbilt_Racer
06-23-2011, 02:45 PM
6.18 to 5.60

bizkit
06-23-2011, 02:47 PM
1/4 - 6:58 to 6:71
1/3 - 6:08 to 6:27
3/8 - 5:74 to 6:03

These are best guess's

sj valley dave
06-24-2011, 03:41 PM
With a 421" SBC with SB2.2 heads we run 6.21-6.39 on 1/4 and 1/3 miles and 5.74-6.02 on 3/8's usually....