Century L4-151 2.5L VIN R TBI (1985)
R,E,2
10101784
19.
Reinstall cylinder head and replace all head bolts with new ones per the "Application Table".
20.
Refer to the Service Manual - Section 6A1 for the fastening procedure and torque specifications when replacement of all head bolts is necessary.
APPLICATION TABLE
VEHICLE
MODEL
ENGINE
HEAD BOLT
NEW BOLT
LINE
YEAR
CODE
POSITION
PART NUBER
Skylark
1985
R
1 - 8
10044566
Skylark
1985
R
9
10044568
Skylark
1985
R
10
10044570
Century
1985-87
R
1 - 8
10044566
Century
1985-87
R
9
10044568
Century
1985-87
R
10
10044570
Somerset/Skylark
1985-87
U
1 - 8
10044565
Somerset/Skylark
1985-87
U
9
10044567
Somerset/SkylarK
1985-87
U
10
10044569
Parts are currently available from GMSPO.
IMPORTANT:
Apply engine oil (e.g. 5W-30) to bolts before installation.
Multiple Head Bolt Replacement:
Labor Operation Number:
T1443
Labor Time:
0.8 Hrs.
Trouble Code:
92
Head Gasket Replacement:
Labor Operation Number:
J0508
Labor Time:
3.7 Hrs.
Trouble Code:
92