I have a set of Ruggles big mouth ported irons the heads are set up for roller cam they have Comp valve springs larger 1.77 intake valves and I will even throw in a set of arp studs.These heads are still some of the best irons available they ran the numbers in my sig with the rest of the valve train I have listed below Asking $850
Speed Pro roller lifters and comp cams hardened push rods 8.050" $275
Fullthrottle xr4 roller cam Specs are: Intake 220 @ .050 .527 lift
Exhaust 224 @ .050 .542 lift with stock rockers: $175
Rollmaster std. timing set $75