Mercury D4.2L D-Tronic

INJECTION PUMP
SERVICE MANUAL NUMBER 22
90-860074--1 FEBRUARY 2002 Page 5D-3
Timing
IMPORTANT: The following conditions must be met before injection pump timing is
changed or set:
• Dial Gauge mounted and set on pump.
• Notch on crankshaft damper, or power steering pulley, aligns with timing mark on
gear housing cover (0 Degrees - TDC).
• Number 1 Piston at TDC.
Model
Setting
D2.8L D-Tronic - MCM and MIE 0.60 - 0.65 mm (0.023 - 0.025 in.)
D4.2L D-Tronic - MCM and MIE 1.74 - 1.76 mm (0.068 - 0.069 in.)
Torque Specifications
NOTE: Securely tighten all fasteners not listed below.
Description
Nm lb-in. lb-ft
Pump Mounting Nuts 30 22
Pump Gear 88 64
Fuel Line Sleeve Nut (High Pressure) 18 156
Special Tools
Description Part Number
Graduated Disc
1
91-801333500
Injection Pump Gear Puller 91-818372
Crankshaft Tool 91-814827
Injection Pump Adaptor Tools 91-854220
DMT 2000A Tachometer / Multi-Meter Kit 91-854009A3
1
: Some modification may be required for use on some models.