Oil pump

Item
Measurement
Qualification
Standard or New
Service Limit
Oil pump
Inner-to-outer rotor clearance
K20A6 engine
0.10−0.17 mm (0.004−0.007 in.)
0.20 mm (0.008 in.)
K24A3 engine
0.06−0.16 mm (0.002−0.006 in.)
0.20 mm (0.008 in.)
Pump housing-to-outer rotor clearance
K20A6 engine
0.035−0.090 mm (0.0014−0.0035 in.)
0.23 mm (0.009 in.)
K24A3 engine
0.15−0.21 mm (0.006−0.008 in.)
0.23 mm (0.009 in.)
Pump housing-to-rotor axial clearance
K20A6 engine
0.030−0.075 mm (0.0012−0.0030 in.)
0.12 mm (0.005 in.)
K24A3 engine
0.035−0.070 mm (0.0013−0.0028 in.)
0.12 mm (0.005 in.)
Balancer shafts, journal diameter
No. 1 journal, front shaft
19.938−19.950 mm (0.7850−0.7854 in.)
19.92 mm (0.784 in.)
No. 1 journal, rear shaft
23.938−23.950 mm (0.9424−0.9429 in.)
23.92 mm (0.942 in.)
No. 2 journal, front and rear shafts
32.949−32.961 mm (1.2972−1.2977 in.)
32.93 mm (1.296 in.)
Balancer shafts, journal taper
0.005 mm (0.0002 in.) max.
———
Balancer shafts, end play (K20A6 engine)
Front
0.060−0.140 mm (0.0024−0.0055 in.)
0.15 mm (0.006 in.)
Rear
0.060−0.140 mm (0.0024−0.0055 in.)
0.15 mm (0.006 in.)
Balancer shafts, end play (K24A3 engine)
Front
0.063−0.108 mm (0.0025−0.0043 in.)
0.14 mm (0.0055 in.)
Rear
0.063−0.108 mm (0.0025−0.0043 in.)
0.14 mm (0.0055 in.)
Balancer shafts, shaft-to-bearing clearance
No. 1 journal, front shaft
0.050−0.082 mm (0.0020−0.0032 in.)
0.10 mm (0.004 in.)
No. 1 journal, rear shaft
0.050−0.082 mm (0.0020−0.0032 in.)
0.10 mm (0.004 in.)
No. 2 journal, front and rear shafts
0.060−0.120 mm (0.0024−0.0047 in.)
0.15 mm (0.006 in.)
Balancer shaft bearings, I.D.
No. 1 journal, front shaft
20.000−20.020 mm (0.7874−0.7882 in.)
20.03 mm (0.789 in.)
No. 1 journal, rear shaft
24.000−24.020 mm (0.9449−0.9457 in.)
24.03 mm (0.946 in.)
No. 2 journal, front and rear shafts
33.021−33.069 mm (1.3000−1.3019 in.)
33.09 mm (1.303 in.)
Relief valve, oil pressure with oil temperature at 80 °C (176 °F)
At idle
70 kPa (0.7 kgf/cm 2 , 10 psi) min.
At 3,000 rpm (min −1 )
300 kPa (3.1 kgf/cm 2 , 44 psi) min.