Post your 12 second small block combos
340, balanced, magged & peened stock rods, arp bolts, KB pistons, Edelbrock heads (open chamber like stock) 10:1 compression,Hughes hydraulic .540/.547 lift,232/237 duration @.050, LD340 intake,750 Holley DP, TTI headers full exhaust, 727 with 9 1/2" 3500 flash/stall,3.91 gears, 26" ET streets.
shift @ 61/6200 mid to high 12's in an all there 73 Swinger on pump gas.
340, balanced, magged & peened stock rods, arp bolts, KB pistons, Edelbrock heads (open chamber like stock) 10:1 compression,Hughes hydraulic .540/.547 lift,232/237 duration @.050, LD340 intake,750 Holley DP, TTI headers full exhaust, 727 with 9 1/2" 3500 flash/stall,3.91 gears, 26" ET streets.
shift @ 61/6200 mid to high 12's in an all there 73 Swinger on pump gas.
