6:1 Cast Iron High Compression Head
You asked for it, you got it. The new 6:1 Model A high compression head is finally finished! This is an all new cast iron high compression head for the Model A that is stock appearing on the outside. 152 CC chambers. You must use the 1932-34 "B" style head gasket with this head. See the dyno test results in the down-loadable extras section below. U.S.A.