Combo:73 swinger, 69 stock bore 318, 714 casting heads with stock size valves, summit 6900 cam( close to stock 340) 9.59:1 compression, 800 thermo quad, good flowing manifolds, 2-1/2 exhaust, o/d 4spd, 3.91 gear,27" tire, twin scoop functional hood. Timing 17* initial 32 total, all in by 2600...