Mercury Mariner 4, 5, and 6HP 4-Stroke Factory Service Manual, Page 6Get this manual
SPECIFICATIONS
IGNITION SYSTEM
Readings taken 68F (20C)
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 (Wo Boots) Spark Plug Boot Engine Speed Limiter Oil Pressure Switch (Red Light) Idle rpm (Out Of Gear) Idle rpm (In Forward Gear) Wide Open Throttle rpm (WOT) 45 (19992000) 456 (2001Newer) Pilot (Idle Mixture) Screw 456 (19992000) European Models Only 2001Newer All Other Models Non-Adjustable Venturi Bore Diameter 45 Main Jet Size 45 (19992000) (2001Newer) (2001Newer) (2000Newer) (Bodensee) (Bodensee) (Bodensee) Pilot Jet (19992000) (19992000) 45 (2001Newer) (2000Newer) 45 (Bodensee) (Bodensee) Float Height