Dual Spring Kit .660\ 660 Steel Titanium Retainers for Chevrolet Camaro Corvette for LS1 for LS2 for LS3 for LQ4 for LS4 for LS6 for L76 for L92 for L99 for LQ9 for L33 for LSA for LS Cam
- Allow use of a mild street flat tappet camshafts with a MAX valve lift of .500"..