1971 Demon- all steel/full interior
1969 340 stock crank/rods
KB hypereutectic piston “stock dome”
Comp 507/510 lift 240/
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Iron heads with 2.02/1.60 valves
Slight porting in bowls
Airgap intake
Aed 750 Hp Carb
904 with low gear set
A used “off the shelf” TCI 3500 stall.
8-3/4 with 4.30 gears
275/60R15 drag radials
12.72 @ 107.5 in Las Vegas
It really needs a better stall and manual valve body. ET being lost in the 60’. 1.89 has been its best 60 so far, usually high 1.9X
That's moving pretty good at your elevation. A shorter tire 26" will also help the 60'
