Skip had a hei unit reasonably priced. No expirience with his other stuff.
Most hobbists benefit from the pre packaged engine combinations, like edelbrock or trick flow. They work awesome too, and they are more than happy to stand behind their product.
The problem with this hobby is you do NOT always get what you pay for. Machine shops are bad, body shops are worse.
A number of local guys use summitracing heads and love them.