Power Rack & Pinion: Description
Power rack and pinion has gear and valve housings cast into a 1-piece aluminum unit. See Fig 1 . Steering gear is a hydraulic-mechanical unit which uses internal valving to direct hydraulic fluid flow and pressure. Gear contains a rotary hydraulic fluid control valve integrated into input shaft and a boost cylinder integrated with rack.
C-II power steering pump is a belt-driven, slipper-type integral pump with a fiberglass/nylon reservoir. Reservoir is attached to rear of pump housing plate. See Fig 2 . Pump body is encased within housing and reservoir. C-II power steering pump is used along with 3.0L engine.
C-III power steering pump is a belt-driven rotary type pump. Reservoir is separate from pump assembly. See Fig 3 . C-III power steering pump is used along with 3.8L engine.