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I know lots of guys fight with leaking valve covers, especially when switching over to cast aluminum covers. Also seen many threads about the corner tabs being cracked and broken on the Mopar Performance covers. Some of you guys know and many don't- the rocker rails on most Chrysler heads are...

Figured you guys would get a kick out of this. I have a customer who decided he wanted to upgrade from his iron 346 heads on his existing shortblock. So after I took some measurements and wrote a program for the CNC mill, he has a bolt on head! They will also get a light skim cut with the CBN...