Rocker Arms & Push Rods: Removal
- Remove air intake plenum (upper intake manifold). See INTAKE MANIFOLD
. Disconnect spark plug wires. Disconnect closed ventilation system and evaporation control system components from valve cover (if necessary).NOTE: When disassembling rocker arm assemblies, mark component locations for reassembly. Components must be installed in original locations.
- Remove valve cover. Remove rocker arm and shaft assembly bolts. Remove rocker arm assembly. If removing push rods, mark component locations for reassembly reference.
CAUTION:
DO NOT operate engine for 20 minutes after rocker arm installation. This allows valve lifters to bleed down.