fed
before i went to the aluminum head on my fed i used the ole camel back head on my digger straight plug head was the way to go with the headers i was running 11.5 to 1 compression aith a small solid camshaft torker2 intake holley 750 and a good msd dist and 6al box the heads i had that i just port matched and bowl blended had 202 intakes installed in them by abc machine in odessa texas and installed the recommended springs by crane[with a 010 spacer under the spring o yea i also cut them out for 1.55 springs and the new style valve bonnets just on the intake side. 4500 convertor with a brake man it was a cool ride good luck!!!!! mike