Bought these and can't find anybody to assemble them here in SoCal that's fairly priced and I trust to do the work correctly. If you know someone let me know, otherwise there up for sale for what I have in them $860

These fit markIV, gen 5 & gen 6 with the right gaskets.

Pick up in CA 91748 or I will ship but you cover the shipping. 80lbs a box

Here's the specs
Intake Runner: 320cc
Intake Dimensions: 1.7" x 2.45"
Intake port is Stock Height
Valve Angle 24*
2.30: 11/32 Intake valves (+.250)
Seat Angles: 40/45/60/75 (4 angle valve job)
Bronze C.H.E. giuides
Chamber Volume: 119cc

Exhaust Runner: 135cc
Exhaust Dimensions: 1.5" x 1.9"
Exhaust Port is Raised .5"
Valve Angle 15*
1.88: 11/32 Exhaust valves (+.100)
Seat Angles: 40/45/Radius (3 angle valve job)


These are great heads that lots of high end builders use these for there projects:
EQ 320cc BBC Cast iron cylinder head - High Velocity Heads
Shaver Speed Online