1998 OPEL FRONTERA Workshop Manual

Page 1025 of 6000

OPEL FRONTERA 1998  Workshop Manual 6A–69
ENGINE MECHANICAL
Crankshaft
Crankshaft and Associated Parts
013RW009
Legend
(1) Cylinder Head Assembly
(2) Crankcase with Oil Pan
(3) Oil Pipe and O-Ring
(4) Oil Strainer and O-Ring
(5) Oil P

Page 1026 of 6000

OPEL FRONTERA 1998  Workshop Manual 6A–70
ENGINE MECHANICAL
7. Remove oil gallery (7).
8. Remove  piston  and  connecting  rod  assembly  (8).
Refer to “Piston, Piston Ring and Connecting Rod” in
this manual.
9. Remove flywheel (9

Page 1027 of 6000

OPEL FRONTERA 1998  Workshop Manual 6A–71
ENGINE MECHANICAL
NOTE: Do  not  apply  engine  oil  to  the  crank  case  side
bolts.
Main bearing cap bolts.
Torque: 39 Nꞏm (4.0 Kgꞏm/29 lb ft)
Oil gallery fixing bolts.
Torque:
1st step

Page 1028 of 6000

OPEL FRONTERA 1998  Workshop Manual 6A–72
ENGINE MECHANICAL
2. Measure the diameter and the uneven wear of main
journal and crank pin. If the crankshaft wear exceeds
the specified limit, crankshaft must be replaced.
Main journal diame

Page 1029 of 6000

OPEL FRONTERA 1998  Workshop Manual 6A–73
ENGINE MECHANICAL
1 Size
MarkMain Bearing
Bore DiameterCrank Shaft Main
Journal Diameter2 Size
Mark
Crank Shaft
Bearing
Size Mark
(Upper
Side)Crank Shaft 
Bearing
Size Mark
(Lower
Side)
Oil Cl

Page 1030 of 6000

OPEL FRONTERA 1998  Workshop Manual 6A–74
ENGINE MECHANICAL
015RW002
Legend
(1) Around Bolt Holes
(2) Around Dowel Pin
Apply engine oil to the oil seal lip.
Align the cylinder block dowel pin holes with the rear
retainer dowel pins.
T

Page 1031 of 6000

OPEL FRONTERA 1998  Workshop Manual 6A–75
ENGINE MECHANICAL
4. Piston and connecting rod assembly (8)
Apply  engine  oil  to  the  cylinder  bores,  the
connecting  rod  bearings  and  the  crankshaft  pins.
Check  to  see  that  the

Page 1032 of 6000

OPEL FRONTERA 1998  Workshop Manual 6A–76
ENGINE MECHANICAL
012RS001
7. Install  oil  pump  assembly  (5),  refer  to  “Oil  pump”  in
this manual.
8. Install oil strainer and O-ring (4).
9. Install oil pipe and O-ring (3) and tig