Product Description
Genuine GM LS1 Rocker Arms 12681275
Fits 1997-2013 cathedral port LS heads - 4.8L 5.3L 5.7L 6.0L
Only Fits Exhaust valve side on 2007-later 6.0L and 6.2L Rectangle Port/LS3 Heads
Set of 16 OEM Rocker Arms
Fits both intake and exhaust position on: LS1 LS2 LS6 LY5 LMG LMF LH6 LC9 LY2 L20 L33 LQ4 LQ9 LR4 LM7 L59 LS4 LH8 LH9
Fits exhaust position only on: LS3 L99 LSA L92 L9H L94 L76 L77 LY6 L96
Stock replacement 1.7 ratio LS rocker arms.
