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SC213 Diesel Engines
Inlet and Exhaust Valves
Valve Stem Dia (Inlet) … 0.3101 / 0.3095 inch (6.95 / 6.97 mm)
Valve Stem Dia. (Exhaust) … 0.3096 / 0.3090 inch (6.93 / 6.95 mm)
Clearance fit of valve in guide (Inlet) … 0.0004 / 0.0015 inch (0.01 / 0.04 mm)
Valve face Angle (Inlet) … 45°
Valve face Angle (Exhaust) … 45°
Valve depth above or below cylinder head face … 0.015 inch (0.4mm)
Valve head Dia. Inlet … 1.590 / 1.598 inch (40.40 / 40.60 mm)
Valve head Dia. Exhaust … 1.492 / 1.500 inch (37.90 / 38.10 mm)
Valve Spring
Free length … 1.968 inch (50 mm)
Fitted length … 1.102 inch (28 mm)
Load at fitted length … 250 N (25 kg)
Tappet
Outside Dia. of Shank … 1.061 / 1.063 inch (26.96 / 27.00 mm)
Rocker Shaft
Outside Diameter … 0.629 / 0.630 inch (15.976 / 15.984 mm)
Rocker Lever
Bush Bore Diameter … 0.787 / 0.788 inch (20.00 / 20.02 mm)
Running clearance of Bush on Shaft … 0.011 / 0.002 inch (0.022 / 0.048 mm)
Timing Gears
Crankshaft gear … 20 Teeth
Idler gear … 25 Teeth
Camshaft gear … 40 Teeth
Fuel Pump gear … 40 Teeth
Balancershaft gear … 20 Teeth
Camshaft Gear
Gear Bore Diameter … 0.944 / 0.945 inch (24.00 / 24.013 mm)
Clearance fit of Gear on Spigot … 0.000 / 0.0019 inch (0.00 / 0.05 mm)
Idler Gear and Hub
Bore Dia of gear … 1.025 / 1.026 inch (26.040 / 26.061 mm)
Diameter of hub … 0.984 / 1.024 inch (25.00 / 26.00 mm)
Clearance of gear on hub … 0.002 / 0.003 inch (0.040 / 0.082 mm)
Gear Hub Width … 0.659 / 0.661 inch (16.75 / 16.80 mm)
Bearing length of hub … 1.6019 / 1.5940 inch (40.69 / 40.49 mm)
Gear end-float … 0.002 / 0.006 inch (0.060 / 0.140 mm)
NOTE :The bore and faces of bushes should be finished to the specified dimensions by machining after pressing
the bushes in the gear bore.
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