SBE 318 basic rebuild +CAM , INTAKE, HEADS, expectations?

the SM are 65cc chambers , details:
Mopar Chrysler SB 318 360 170cc 65cc Hydraulic Flat Assembled Cylinder Heads | eBay

Promaxx can be selected in 63cc and 65cc
Maxx 171 SB Mopar (Sold in Pairs) - PROMAXX Performance Products