TOYOTA PREVIA 91-97 REPAIR MANUAL

3-48 ENGINE AND ENGINE WERHAUL

Fig. 173 Insert a caliper gage into the lifter bore and measure

the diameter Fig.^175 Carefully tap the old seal from the retainer

Fig. 174 A micrometer will measure the outside lifter diam

• Standard oil clearance—0.0009-0.0020 inch (0.024-0.050m


• Maximum oil clearance—0.0028 inch (0.07mm)

4. If the oil clearance is greater than maximum, replace the lifter
   essary, replace the cylinder head.

Rear Main Seal

REMOVAL & INSTALLATION

er

nec-

» See Figures 175,176,177 and 178

If the rear oil seal retainer is not installed to the block, use a tapedliended

screwdriver and hammer to remove the oil seal. Apply multipurpose tease

to the new oil seal lip. Using a seal driver, tap the seal into place. Be rareful

not to install it slantwise.

If the rear oil seal retainer is installed on the cylinder block, using Iji

knife, cut off the lip of the seal. Using a taped ended pry tool, pry the pld

seal out of the retainer, inspect the oil seal lip contacting surface of the

crankshaft for cracks or damage. Apply multipurpose grease to the ne

seal, then tap the seal in place with a seal installer. Be careful not to i

the seal slantwise.

voil

stall

SST

Fig. 176 Use the proper sized driver to seat the seal

Cut Position

Fig. 177 Cut off the oil seal lip, then pry the seal out of the

retaining plate