PRODUCT INFORMATION
INDEX
DATE
Dep. 1
IM-G-C-00-001e F
January 2015
TIGHTENING TORQUES FOR GAS AND ETHANOL ENGINES
1/3
In line 180/240
ITEM
REFERENCE
TIGHTENING TORQUE
Kgm. Nm.
ENGINE BLOCK
Bearing capscrew (See IM-C-C-10-001e)
82*
804*
Bearing cap cross bolt (See IM-C-C-10-001e)
13*
128*
Cylinder head stud to crankcase (with Loctite 511)
5
49
MOVING PARTS
Counterweight to crankshaft capscrew
28.5*
280*
Connecting rod capscrew (See IM-C-C-15-002e)
50*
491*
Flywheel mounting capscrew (with Loctite 243)
36
353
Screws crankshaft companion flange front (with Loctite
243)
16 157
Vibration damper capscrew
14
137
CYLINDER HEAD
Cylinder head nut (See IM-C-C-10-002e)
48*
471*
Spark plug sleeve
23
226
Rocker arm adjusting screw
10
98
Valve lifter adjusting screw
4.5
44
SPARK PLUG (See IO-G-M-33-001, IO-G-M-33-004, IO-G-M-33-007)
DISTRIBUTION
Oil pump gear fixing nut (with Loctite 243)
30
294
OTHERS
Nut for water pump impeller, main circuit
(with Loctite 243)
10 98
Water pump gear drive and bearing capscrew, main circuit
(with Loctite 243)
Engine to skid / subbase capscrew (M.20)
--
33
324
Exhaust manifold to cylinder head capscrew
Wet / Dry
6 / 4,5
59 / 44
8.3 / 4,5
81 / 44
Turbocharger to manifold nut
4,5 / 4,5
44 / 44
NOTE
* Oil lubricated (with plenty of motor oil)
General directive for tightening torques based on screw quality and diameter.
These values should be used unless expressly specified otherwise. See IM-C-C-00-002e.
2.1.33
O&M_2.002211.810_A_10_2016
16 157
10 98
10 98
