This head package is designed for engines making 600hp. The intake and exhaust ports are hand ported and blended to match the standard size valves.
Here's a break down of the head.
Labor:
Disassemble
Sand Blast
Remove/Drill/Tap/Replace Oil Port Plugs
Machine for Threaded Freeze Plugs
Blend Seat/Bowl
Remove, Reinstall, Ream Valve Guides
Valve Job, Race
Set Valve Lash
Resurface Head
Assemble Head
Parts:
Supertech Intake Valves, Std
Supertech Inconel Exhaust Valves, Std
Supertech Bronze Valve Guides
Supertech Single Spring Kit, 70lbs
Supertech Titanium Retainers
Supertech Valve Seals
Mazworx Threaded Freeze Plugs
Misc Plugs
Need:
Core Head
Buckets/Shims
Valves Spring Seats/Keepers
Options:
Kelford Cams 182-B 260/260
Tomei ProCam 262/262