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OURGP12,0000041 –19–18OCT06–1/1
General OEM Engine Specifications—4.5 L
Engines
ITEM ENGINE
4045DF120 4045DF150 4045TF120 4045TF150 4045TF220 4045TF250 4045HF120 4045HF150
Number of Cylinders 4 4 4 4 4 4 4 4
Bore 106 mm 106 mm 106 mm 106 mm 106 mm 106 mm 106 mm 106 mm
(4.19 in.) (4.19 in.) (4.19 in.) (4.19 in.) (4.19 in.) (4.19 in.) (4.19 in.) (4.19 in.)
Stroke 127 mm 127 mm 127 mm 127 mm 127 mm 127 mm 127 mm 127 mm
(5.0 in.) (5.0 in.) (5.0 in.) (5.0 in.) (5.0 in.) (5.0 in.) (5.0 in.) (5.0 in.)
Displacement 4.5 L 4.5 L 4.5 L 4.5 L 4.5 L 4.5 L 4.5 L 4.5 L
(276 cu (276 cu (276 cu (276 cu (276 cu (276 cu (276 cu (276 cu
in.) in.) in.) in.) in.) in.) in.) in.)
Compression Ratio 17.8:1 17.6:1 17.0:1 17.0:1 17.0:1 17.0:1 17.0:1 17.0:1
Max. Crank Pressure 0.5 kPa 0.5 kPa 0.5 kPa 0.5 kPa 0.5 kPa 0.5 kPa 0.5 kPa 0.5 kPa
(2 H
2
O) (2 H
2
O) (2 H
2
O) (2 H
2
O) (2 H
2
O) (2 H
2
O) (2 H
2
O) (2 H
2
O)
Governor Regulation (Industrial) 7—10 % 7—10 % N/A 7—10 % N/A 7—10 % N/A 7—10 %
Governor Regulation (Generator) N/A 5 % 5% 5 % 5% 5 % 5% 5 %
Oil Pressure, Rated Speed, Full 345 kPa 345 kPa 345 kPa 345 kPa 345 kPa 345 kPa 345 kPa 345 kPa
Load (±15 psi) (50 psi) (50 psi) (50 psi) (50 psi) (50 psi) (50 psi) (50 psi) (50 psi)
Oil Pressure, Low Idle (Minimum) 105 kPa 105 kPa 105 kPa 105 kPa 105 kPa 105 kPa 105 kPa 105 kPa
(15 psi) (15 psi) (15 psi) (15 psi) (15 psi) (15 psi) (15 psi) (15 psi)
Length 844.0 mm 861.0 mm 861.0 mm 861.0 mm 861.0 mm 861.0 mm 861.0 mm 861.0 mm
(33.2 in.) (33.9 in.) (33.9 in.) (33.9 in.) (33.9 in.) (33.9 in.) (33.9 in.) (33.9 in.)
Width 550 mm 598 mm 598 mm 598 mm 598 mm 598 mm 598 mm 598 mm
(21.7 in.) (23.5 in.) (23.5 in.) (23.5 in.) (23.5 in) (23.5 in.) (23.5 in.) (23.5 in.)
Height 871 mm 854 mm 980 mm 980 mm 980 mm 980 mm 980 mm 980 mm
(34.3 in.) (33.6 in.) (38.6 in.) (38.6 in.) (38.6 in.) (38.6 in.) (38.6 in.) (38.6 in.)
Weight 429 kg 387 kg 396 kg 396 kg 396 kg 396 kg 396 kg 396 kg
(945 lb) (851 lb) (872 lb) (872 lb) (872 lb) (872 lb) (872 lb) (872 lb)
NOTE: Engine models listed with numbers ending in “120” and “220” are emission non-certified. Engines with model numbers ending in “150”
and “250” are Tier 1 emission certified. (Later engines with model numbers ending in ”270”, “275” or “475” are Tier 2 emission certified with
mechanical or electronic fuel systems and are covered in another manual, OMRG33324.)
60-1
110306
PN=136