image of 5.7L Hemi Head milling

5.7 Hemi progress

December 7, 2013 BigBlockMopar 0

The heads of the 5.7 Hemi were milled about 0.020″ for some added compression ratio. An important thing is the actual finish of the milled heads. Multilayer Headgaskets require a smoother finish than regular composite [more … ]