SPECIFICATIONS
Page 471
FITS AND LIMITS
The specifications as listed are for new parts, and therefore, maximum wear must be established by
good judgment, experience and sound shop practice.
Piston ring — oil Dual chrome-faced rails, conformable with coil spring
expander
Piston pin Full-floating, 2.25-inch (57 mm) diameter, full-pressure
lubrication through rifle-drilled holes in connecting rod
Oil filters Two spin-on disposable, one Centri-Max
®
Oil pan Sump capacity, 36 qts. (34 L)
Thermostat 180°F (82°C) opening with rubber-seated flange seal
Thermostat housing A two thermostat housing is provided to allow the additional
coolant flow needed by the emission-controlled engines
Variable Turbine Geometry (VTG) Turbocharger Radial-flow type, exhaust gas driven, oil-lubricated variable
position vanes. Manifold middle section is of high sil-moly
composition to withstand increased temperatures and load
Valves — inlet Poppet type with positive rotators, 20-degree seat, two per
cylinder
Valves — exhaust Poppet type with positive rotators, 30-degree seat, two per
cylinder
Valve lifters Roller follower type
Valve seat inserts Pressed-in head, replaceable
Vibration damper Constructed with internal metal inertia ring, viscous fluid filled
Water pump Centrifugal-rotor type impeller, belt driven
Item Description
Tolerances Are Shown Low to High Standard Size or Fit
Component English Metric
AUXILIARY SHAFT
Shaft End Play 0.003–0.012 in. 0.076–0.305 mm
Shaft Journal Clearance 0.0020–0.0072 in. 0.051–0.183 mm
Shaft Bushing, Presized ID (front and rear) 2.064–2.068 in. 52.426–52.527 mm
Shaft Bushing, Presized OD (front and rear) 2.3140–2.3155 in. 58.7756–58.8137 mm
Shaft Bushing, Bore in Block (front and rear) 2.311–2.312 in. 58.699–58.725 mm
Shaft Bushing, Press-Fit in Bore (front and rear) 0.002–0.0045 in. 0.0518–0.1143 mm
Shaft Journal-to-Bushing (front and rear) 0.0020–0.0072 in. 0.0508–0.1829 mm
Shaft Journal Diameter OD (front and rear) 2.061–2.062 in. 52.349–52.375 mm
Oil Pump Driving Gear ID (press-fit) 1.6255–1.6250 in. 41.2877–41.2750 mm
Auxiliary Shaft Oil Pump Drive Journal 1.6278–1.6272 in. 41.3461–41.3309 mm
Air Compressor Drive Sprocket (press-fit) 1.1250–1.242 in. 28.575–31.547 mm
Auxiliary Shaft Air Compressor Sprocket Journal 1.1272–1.1268 in. 28.6309–28.6207 mm
CAMSHAFT
Bushing Free OD 4.0045–4.0065 in. 101.714–101.765 mm
Bushing Bore in Cylinder Block 3.9995–4.0005 in. 101.587–101.613 mm
5-111.bk Page 471 Monday, July 10, 2006 2:26 PM
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