Looks like a early style and a late style lifter. I pulled apart a 100% bone stock LS2 and it had one style of lifters on one side and the other side had a differnt style from GM. What length push rods did they have in there?
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1999 Z28 Camaro|Cut up
2003 CC Duramax Dually|19.5 w/245/70/19.5|5in exhaust
2009 G8 GT 408hp/402tq sae|Rotofab CAI|LS9 Cam|Headers|GXP Mufflers|Custom System
2009 Tahoe stock
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