Mercury D4.2L D-Tronic Service Manual

ENGINE MECHANICAL SERVICE MANUAL NUMBER 22
Page 3A-4 90-860074--1 FEBRUARY 2002
Torque Specifications
Description Nm lb-in. lb-ft
Alternator Bracket Bolt M12x1.75 68.6 50
Alternator Brace To Timing Cover 45-50 34-37
Camshaft Flange Mounting Screw M8x1.25 27.5 20
Connecting Rod Bolt M11x1
29.4
+ 60
degrees
21
+ 60
degrees
Crankshaft Pulley Nut
3
M24x1.5 196.2 144
Cylinder Head Bolts
14mm Dia.
2
12mm Dia.
2
See
1
.
Engine Mount M10x1.5 68.6 50
Flywheel Housing
To Block M10x1.5 50 37
Rear Main
Bearing
Carrier Nut
M8x1.25 27.5 20
Rear Portion M10x1.5 50 37
Flywheel 2 M12x1.25 110 81
Glow Plug 23 17
Idler Gear Mounting Screw M 8 x 1.25 27.5 20
1
: Along with the application of conventional torque, all D2.8L D-Tronic and D4.2L D-Tronic diesel engines
will require cylinder head torque with a suitable wrench using a Torque Angle Gauge (obtain locally). Refer
to Late Model Cylinder Head Gasket - Torque Sequence and Specifications, Early Model Cylinder Head
Gasket - Torque Sequence and Specifications, or Cylinder Head section.
2
: Bolts may be used a maximum of 3 times within the prescribed torque limits.
3
: Use Loctite 222 on threads.

Mercury D4.2L D-Tronic Specifications

General

Brand	Mercury
Model	D4.2L D-Tronic
Category	Engine
Language	English