These heads will be going on my car once I get the new darton sleeved engine built for it. They are 6.1 cores.
Stock chamber with stock guides. Stock seats were cut out and copper berrylium seats were installed for use with Extreme duty Manley valves 2.125" x 1.625".
Stock valve guides removed, heads have been cnc'd and the valve seats have been valve-jobbed.
Quench pad welded up to decrease CC volume.
Milled back flat and bronze valve guides installed.
Chambers cleaned up and polished. Chamber volume should be in the 60's but will verify today.