I am building a1951 ford 8ba and got 2 sets of heads with it ford 8ba heads and a set of heads that have 35m eab6050 on them. Witch heads should I use? Are the 35m heads merc or truck heads ? I am also looking for a good cam I want a good street cam . Someone said to get an L100 but I do not know of a place to get mine reground .Any help with this re build would be helpfull . thank marko