This listing is for a brand new set of stock rockers arms and rocker shafts. Set includes 16 rockers arms and 2 shafts. These are compatible replacements for Chrysler, Dodge, and Plymouth engines in passenger cars and trucks. Including 350 CID (5.7L) 1958, 361 CID (5.9L) 1958-1977, 383 CID (6.3L) 1959-1971, 400 CID (6.6L) 1971-1979, 413 CID (6.8L) 1959-1977, 426 CID (7.0L) 1963-1965 Except Hemi, 440 CID (7.2L) 1966-1979