I have a few sets of the H stamped rocker arms that went on the solid lifter BBC's.
NOS Big Block Chevrolet. Long-Slot Rocker Arms”
GM #3959182
Correct rockers for 100 point restorations
These are the real deal. These rocker arms are for Chevrolet High Performance Engines ONLY! They are the high performance, hardened steel rocker arms that have the elongated slots to provide extra clearance with higher lift camshafts (.600+). They have the elusive, H (HIGH PERFORMANCE) stamped on the rocker fulcrum. FULL SET of 16 rockers, nuts and washers. PM me for a price if you end up with that engine and want the correct rockers.
For High Performance Corvettes, Camaro, Chevelle, Impala with the 396, 427 and 454 used these. All BBC COPO’s, LS-6, LS-5, L-72, L-88 L8 and ZL-1 with 1.7 ratios.