Valve: Description and Operation

GENERAL INFORMATION
Four valves per cylinder are actuated by die-cast aluminum roller rocker arms and hydraulic lash adjusters assemblies which pivot on rocker armed shafts.

DIMENSIONS
All valves have 6 mm diameter chrome plated valve stems. The valve train has 33 mm (1.299 inch) diameter intake valves and 29 mm (1.141 inch) diameter exhaust valves.

FINISH
The valves have a carbon-nitriding finish for long life.

SEAL TYPE
Fluorocarbon valve stem seals are used on both valves.

COMPONENTS
Stamped steel valve spring seat, Valve springs, spring retainers, and locks are conventional.