The next most desirable cylinder head after the vortecs is the head that came on 350cid "L-98" TPI motors in 80's camaro,firebird and corvette.
They have 64cc chambers 1.94x 1.50 valves, centerbolt covers and full size ports. These are not the swirl port heads. The 4 center intake bolts are at a unique angle.
The casting number ends in #083 or #217
There is a #128 and #113 corvette version in aluminum with 58cc chambers
Next is the #4416 305 HO head. 58cc chambers 1.84-1.50 valve full size ports conventional valve covers and intake bolt pattern.
Of course any of the late 69 up camel backs with accessory bolt holes
#492 186 370 040 041 414 etc