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I prefer the ultradyne 309* 613" over the 590 cam. Had great luck with it.. I heard bullet sells these grinds now..




That Ultradyne sure was a good cam. I ran the
Ultradyne .590-.613 made for heavy cars.
65 Sport Fury 4000 lbs.
440 Ross 10.5s
ported 452 heads
825 race Demon
M-1 intake
MSD ign.
9" 4200 J conv.
Dana 60 4.88 gear.
Hoosier 31" QTP
ran 11.16 in the heavy C body Fury.
Everyday driver on pump gas
Would of run 10.90s in a Cuda

Snap your neck, mega G-force launch, is all I want!