Vehicle engine valves, vehicle engine valve lifter

Vessels and structural parts therefor, aircraft and structural parts therefor, railway rolling stock and structural parts therefor, automobiles and structural parts therefor, two-wheeled motor vehicles and structural parts therefor, bicycles and structural parts therefor, drive shafts, axles or spindles for land vehicles, wheel bearings for land vehicles, drive shaft couplings or connectors for land vehicles, axle bearings for land vehicles, power transmissions and gearings for land vehicles, shock absorbers for land vehicles, suspension springs for land vehicles, brakes for land vehicles