Yes it is i had a 440 that was .030 over stock rods & KB pistons stock crank bigger oil pan & pick up with cheap oil mods to help out and a 292/509 mopar cam & lifts with 1.5 rockers 850 holley & 906 heads with bigger valves & mild port work along with a TM-7 intake port matched in a 66 satellite full interior 4200 stall 4:56 gears ran a 11:70 et not bad at all.
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Sealed Power 6 Pack pistons, Mopar performance 292/.509 cam, Holley Street Dominator intake, 800-850 double pumper, 906 or 452 heads at least bowl ported with 2.14/1.81 valves. Tried and true recipe and as cheap as it gets
