Service Instruction No. 1454 A
Rocker Arm Assembly Replacement Part
February 25, 2011
All Lycoming engines incorporating parallel valves except O235 Series, O290 Series, O320H Series and TO360E Series.
TIME OF COMPLIANCE
Anytime valve rocker assemblies are removed.
This Service Instruction identifies Rocker Arm Assembly P/N 17F19357 to be installed on the parallel intake and exhaust valves on all cylinders. Rocker Arm Assembly P/N 17F19357 supersedes Rocker Arm Assembly P/N 17F19353
Get It Exchanged
Use our Engine Exchange Program to order a new, rebuilt, or overhauled engine to experience more airtime and less downtime.