Mercury 4 SERIES

SPECIFICATIONS
Page 1A-2 90-857138R1 MAY 2000
IGNITION
SYSTEM
Readings taken @
68°F (20°C).
Type
Spark Plug:
Type
Gap
Hex Size
Torque
Firing Order
Ignition Timing: (Fixed)
Capacitor Charge Coil Resistance
Trigger Coil Resistance
Ignition Coil Resistance:
Primary
Secondary (W/o Boots)
Spark Plug Boot
Engine Speed Limiter
Oil Pressure Switch (Red Light)
Capacitor Discharge Ignition
NGK DCPR6E
0.035 in. (0.9 mm)
5/8 in. (16 mm)
13 lb-ft. (17.5 Nm)
1
25° ± 1° B.T.D.C.
95 - 134 Ω (WHT - BLK/RED)
149 - 243 Ω (RED/WHT - BLK)
0.02 - 0.38 Ω
3000 - 4400 Ω
3500 - 5200 Ω
6300 ± 200 RPM
Continuity Below 3.5 psi ± 0.7 psi
(24.5 ± 5 kPa)
CARBURETOR
Idle rpm (Out Of Gear)
Idle rpm (In Forward Gear)
Wide Open Throttle rpm (WOT)
4/5 (1999 & 2000)
4/5/6 (2001 & Newer)
Pilot (Idle Mixture) Screw
4/5/6 (1999 & 2000)
European Models Only
2001 & Newer
4
5
6
All Other Models Non-Adjustable
Venturi Bore Diameter
4/5
6
Main Jet Size
4/5 (1999 & 2000)
4 (2001 & Newer)
5 (2001 & Newer)
6 (2000 & Newer)
4 (Bodensee)
5 (Bodensee)
6 (Bodensee)
Pilot Jet
4 (1999 & 2000)
5 (1999 & 2000)
4/5 (2001 & Newer)
6 (2000 & Newer)
4/5 (Bodensee)
6 (Bodensee)
Float Height
1300 ± 50 rpm
1100 ± 50 rpm
4500 -5500
5000 - 6000
3 ± 1/2 Turns Out
2-1/8 ± 1/2 Turns Out
1-1/2 ± 1/2 Turns Out
2-3/4 ± 1/2 Turns Out
13.5 mm
15 mm
#70
#58
#65
#75
#55
#62
#68
#40
#42
#38
#45
#38
#42
0.35 - 0.39 in. (9 - 10 mm)