H HighSpeed Member : 2003 MazdaSpeed Protege Nov 29, 2010 #21 does the head need to be machined? like around the cam journals? so that the cam lobes don't hit the head casting?
does the head need to be machined? like around the cam journals? so that the cam lobes don't hit the head casting?
H HighSpeed Member : 2003 MazdaSpeed Protege Jan 14, 2011 #22 Anyone heard anything else about these cams, or this project?