Honda Acura NSX 1991 Service Manual page 159

Oil Pump
Removal/Inspection (cont'd)
13. Check the radial clearance between the housing
and the outer rotor.
Housing-to-Rotor Radial
Standard (Newl: 0.10-0.19 mm
(0.0008-0.0075 in)
Service Limit: 0.2 mm (0.008 in1
14. Inspect both rotors and pump housing for scoring
or other damage. Replace oil pump assembly if
necessary.
15. Remove the old oil seal from the oil pump.
16. Using special tool, gently tap in the new oil seal un-
OIL PUMP
8-8
Clearance
SEAL DRIVER
17. Reassemble the oil pump, applying liquid thread-
lock to.the pump housing screws.
18. Check that the oil pump turns freely.
19. Apply a light coat of oil to the seal lip.
20. Install the two dowel pins end new O-ring on the
cylinder block.
21. Apply liquid gasket to the cylinder block mating
surface of the oil pump.
NOTE:
l Use liquid gasket, Part No. 08718-550000 OE.
dry before applying liquid gasket.
centered on the mating surface.
leakage of oil, apply liquid gasket to
the inner threads of the bolt holes.
PUMP HOUSING
have elapsed since applying liquid gasket.
Instead reapply liquid gasket after removing old
residue.
l
After assembly, wait at least 30 minutes before
filling the engine with oil.
gasket to inside