Question: Correct Gaskets

ToyhaulerTom

Old Tom
Jan 1, 2015
58
0
6
Southern California
I have ordered head gaskets and associated gaskets for my 2006 LBZ. Has anyone had problems with the GM stuff? Specifically gasket 12637788, 12637785, both "C" thickness and the valve grind set 98434773. I've also ordered the AC Delco water pump 12637105. Is there better stuff?