Mercury V8 300 User Manual

Electrical Systems
Section 6A - Ignition
Table of Contents
Ignition Specifications ‑ V6 Models.................................... 6A-2
Ignition Specifications ‑ V8 Models.................................... 6A-2
Ignition Coils...................................................................... 6A-3
Ignition Coil Test ‑ CDS G3........................................ 6A-3
Ignition Coil Tests ‑ Digital Multimeter........................ 6A-3
Ignition Coil Wiring Diagram ‑ V6.......................................6A-4
Wire Color Code Abbreviations..........................................6A-5
Ignition Coil Wiring Diagram ‑ V8.......................................6A-6
Ignition Coil Resistance Test............................................. 6A-7
Spark Plug Wires............................................................... 6A-7
Spark Plug Wire Resistance ‑ V6 Models...................6A-8
Spark Plug Wire Resistance ‑ V8 Models...................6A-8
Ignition
90-8M0146617 eng JULY 2018 © 2018 Mercury Marine Page 6A-1
6
A

Mercury V8 300 Specifications

General

Horsepower	300 HP
Displacement	4.6 L
Full Throttle RPM Range	5200-6000 RPM
Fuel Induction System	Electronic Fuel Injection (EFI)
Gear Ratio	1.75:1
Starting	Electric
Shaft Length	20 in, 25 in, 30 in
Warranty	3-Year Limited Warranty
Engine Type	V8
Fuel Type	87 Octane
Bore x Stroke	92 mm x 86 mm