3306 VEHICULAR ENGINE FOR D5B, D6D & D7G TRACTORS – Oil Pump

(1) Bore in bearing of idler gear … 1.1260 ± .0024 in.(28.600 ± 0.061 mm)

Diameter of shaft for the idler gear … 1.1255 ± .0005 in.(28.588 ± 0.013 mm)

Clearance between bearing and shaft … .0035 ± .0029 in.(0.089 ± 0.074 mm)

(2) Clearance between gears and body of pump … .002 to .026 in.(0.05 to 0.66 mm)

(3) Diameter of shafts for pump … .8747 ± .0002 in.(22.217 ± 0.005 mm)

Bore in bearings for shaft … .8763 ± .0003 in.(22.258 ± 0.008 mm)

Clearance between shafts and bearings … .0016 ± .0005 in.(0.041 ± 0.013 mm)

(4) Length of gears … 2.0003 ± .0010 in.(50.808 ± 0.025 mm)

Depth of bore in pump body for gears … 2.0053 ± .0008 in.(50.935 ± 0.020 mm)

Clearance between end of gears and pump body … .0050 ± .0018 in.(0.127 ± 0.046 mm)

(5) Length of gears … 1.4988 ± .0010 in.(38.070 ± 0.025 mm)

Depth of bore in pump body for gears … 1.5038 ± .0008 in.(38.197 ± 0.020 mm)

Clearance between end of gears and pump body … .0050 ± .0018 in.(0.127 ± 0.046 mm)

(6) Torque for bolt holding drive gear to drive shaft … 32 ± 5 lb. ft.(43 ± 7 N·m)

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