To these, Summit Racing has recently added its own line of precision cast cylinder heads for third-gen Hemis. According to Summit, these heads feature A356 cast alloy construction (factory heads are ...
We may receive a commission on purchases made from links. The 5.7-liter Hemi was the first engine of Chrysler's modern Gen III V8 family, introduced in the 2003 Ram trucks. Since then, it has been ...