Baja F4-2.5L SOHC (2003)
Tightening torque: 25 Nm (2.5 kgf-m, 18.1 ft. lbs.)
3. After assembling, turn the oil pump shaft to check for smooth rotation of the rotor.
4. Install the oil seal retainer and new seal rings. After adjusting the drive pinion backlash and tooth contact.
INSPECTION
1. Check seal ring and O-ring oil seal for breaks or damage.
2. Check other parts for dents or abnormalities.
3. Selection of oil pump rotor assembly
1. Tip clearance. Install inner rotor and outer rotor to oil pump. With rotor gears facing each other, measure crest-to-crest clearance.
Tip clearance: 0.02 - 0.15 mm (0.0008 - 0.0059 inch)
2. Side clearance Set a depth gauge to oil pump housing, then measure oil pump housing-to-rotor clearances.
Side clearance: 0.02 - 0.04 mm (0.0008 - 0.0016 inch)