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Home >> Subaru >> 2021 >> Outback Base >> Repair and Diagnosis >> Engine Mechanical >> Engine Lubrication System (2.5L) >> General Description >> Specification >> Oil Pump
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Oil Pump

Pump type Trochoid type
Number of teeth pcs. Inner rotor 10
Outer rotor 11
Outer rotor diameter x Thickness mm (in) 71.4 x 14 (2.81 x 0.55)
Performance (Oil temperature 120°C (248°F)) 600 r/min Discharge pressure kPa (kg/cm2 , psi) 34 (0.3, 4.9)
Discharge rate L (US qt, Imp qt)/min. 5.8 (6.1, 5.1) or more
6, 000 r/min Discharge pressure kPa (kg/cm2 , psi) 298 (3.0, 43.2)
Discharge rate L (US qt, Imp qt)/min. 46.6 (49.3, 41.0) or more
Relief valve working pressure (2-step relief) 1st opening pressure kPa (kg/cm2 , psi) 150 (1.5, 21.7)
Main opening pressure kPa (kg/cm2 , psi) 700 (7.1, 101.5)