Budget racers quickest stock piston and head motors

69 Dart, 3.23 SG with 4-speed and 7X27" cheater slicks, drum brakes and manual steering.
reringed 68 340 with X heads, 1-3/4" headers with 12" collector extensions, LD340 with 3310(750 vac sec),MP electronic ignition with chrome box,MP 484/284 cam with CompCams springs/retainers. car ran 13.18 at 108 going thru the traps in 3rd gear.