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jdperform · 4/30/09, 2:34 PM

they are case hardend, the original cams are drilled & tapped before heat treat. if you can drill the cam and drill it straight after you cut the little counter bore the threading should be faily easy as the cores are easily tapped

4/30/09, 2:34 PM	#5 Re: How to drill and tap a roller cam.
jdperform Member Join Date: Apr 2008 Posts: 61	they are case hardend, the original cams are drilled & tapped before heat treat. if you can drill the cam and drill it straight after you cut the little counter bore the threading should be faily easy as the cores are easily tapped