Rocker Arm Replacement: 1973
Follow same procedure as outlined in 1970-72 procedure noting the following: Remove nylon retainers by prying off with a pair of channel locks. Production rocker arm can be installed in any sequence on rocker arm shaft. If rocker arm(s) are replaced for any reason, note that replacement rocker arms are marked left and right and must be installed in correct sequence on rocker arm shaft. Install new nylon retainers.