Assembly Procedure

Measure the clearance between the end of the oil pump body and at the outer gear at four places along their circumferences.
Clearance
1. Standard: 0.07-0.15 mm {0.003-0.005 in}
2. Maximum: 0.3 mm {0.01 in}
Fig 1: Measuring Clearance Between End Of Oil Pump Body & Outer Gear
Courtesy of MAZDA MOTORS CORP.
If not within the specification, replace the oil pump component.
Measure the clearance between the outer gear and the crescent.
Clearance
1. Standard: 0.11-0.14 mm {0.0044-0.0055 in}
2. Maximum: 0.3 mm {0.0118 in}
Fig 2: Measuring Clearance Between Outer Gear & Crescent
Courtesy of MAZDA MOTORS CORP.
If not within the specification, replace the oil pump component.
Measure the clearance between the end of the oil pump body and the inner gear and outer gear four places along their circumferences.
Clearance
1. Standard: 0.02-0.05 mm {0.00079-0.00196 in}
2. Maximum: 0.1 mm {0.00394 in}
Fig 3: Measuring Clearance Between End Of Oil Pump Body & Inner Gear & Outer Gear
Courtesy of MAZDA MOTORS CORP.
If not within the specification, replace the oil pump component.
Apply ATF to the new oil seal.
Apply ATF to the inner gear, outer gear, and oil pump body.
Install the inner gear and outer gear to the oil pump body.
Install the oil pump body to the torque converter.
Install the oil pump cover to the oil pump body.
Loosen the bolts.
Install the SST to the oil pump component.

Fig 4: Installing SST To Oil Pump Component
Courtesy of MAZDA MOTORS CORP.
Tighten the bolts evenly and gradually in the order shown.
Tightening Torque
1. 5.9-8.8 N.m {60-90 kgf.cm, 53-78 in.lbf}
Fig 5: Oil Pump Cover Bolt Tightening Sequence
Courtesy of MAZDA MOTORS CORP.
Remove the SST .
Apply ATF to the O-ring.
Install the O-ring to the oil pump component.
When assembly is completed, make sure that the gears turn easily.
Remove the oil pump from the torque converter.