1997 SUBARU LEGACY Service Repair Manual

Page 401 of 3342

SUBARU LEGACY 1997  Service Repair Manual 6) Boring and honing
(1) If the value of taper, out-of-roundness, or cylinder-
to-piston clearance measured exceeds the specified
limit or if there is any damage on the cylinder wall,
rebore it to use

Page 402 of 3342

SUBARU LEGACY 1997  Service Repair Manual B2M0084A
B2M0420A
4) Check circlip installation groove on the piston for burr.
If necessary, remove burr from the groove so that piston
pin can lightly move.
5) Check piston pin circlip for distortion

Page 403 of 3342

SUBARU LEGACY 1997  Service Repair Manual G2M0175
3) Measure the clearance between piston ring and piston
ring groove with a thickness gauge.
CAUTION:
Before measuring the clearance, clean the piston ring
groove and piston ring.
Unit: mm (in)

Page 404 of 3342

SUBARU LEGACY 1997  Service Repair Manual G2M0176
3) Install connecting rod fitted with bearing to crankshaft
and measure the side clearance (thrust clearance).
Replace connecting rod if the side clearance exceeds the
specified limit.
Connect

Page 405 of 3342

SUBARU LEGACY 1997  Service Repair Manual B2M0085
6) Inspect bushing at connecting rod small end, and
replace if worn or damaged. Also measure the piston pin
clearance at the connecting rod small end.
Clearance between piston pin and bushing:

Page 406 of 3342

SUBARU LEGACY 1997  Service Repair Manual G2M0178
2) Measure the crankshaft bend, and correct or replace if
it exceeds the limit.
CAUTION:
If a suitable V-block is not available, install #1 and #5
crankshaft bearing on cylinder block, positio

Page 407 of 3342

SUBARU LEGACY 1997  Service Repair Manual G2M0180
4) Measure the thrust clearance of crankshaft at center
bearing. If the clearance exceeds the limit, replace bearing.
Crankshaft thrust clearance:
Standard
0.030—0.115 mm (0.0012—0.0045 in

Page 408 of 3342

SUBARU LEGACY 1997  Service Repair Manual D: ASSEMBLY
1. CRANKSHAFT AND PISTON
B2M0127A
Tightening torque: N⋅m (kg-m, ft-lb)
T: 44±2 (4.5±0.2, 32.5±1.4)
1) Install connecting rod bearings on connecting rods and
connecting rod caps.
CAUTI