Genuine Quicksilver / Mercury Marine Ignition Coil

Genuine Quicksilver ignition coil for a wide range of selected Mercury and Mariner 2-stroke outboard engines from 25 HP to 250 HP.

Current Mercury / Quicksilver part number:

8M0230859

IMPORTANT – Older Bolt-Through Coils

This current-style coil can also be used to replace selected older bolt-through style ignition coils where the superseded part number/application matches.

The replacement coil may look different from the original older-style unit.

Fitment

Suitable for selected Mercury / Mariner 2-stroke applications including:

25 HP
30 HP
35 HP
40 HP
45 HP
50 HP
55 HP
60 HP
65 HP
70 HP
75 HP
80 HP
90 HP
100 HP
115 HP
125 HP
135 HP
140 HP
150 HP
175 HP
200 HP
225 HP
250 HP

Used across selected 2-cylinder, 3-cylinder, 4-cylinder, inline and V6 2-stroke engines.

⚠️ Not every Mercury / Mariner 25–250 HP engine uses this coil.

Genuine Quicksilver Part Number

8M0230859

Supersedes / replaces selected applications using:

832757A4
339-832757A4
832757A3
339-832757A3
7370A13
339-7370A13

Please confirm earlier references against your engine serial number before ordering.

Product Features

Genuine Quicksilver / Mercury Marine
Current part number 8M0230859
Selected 25–250 HP applications
Mercury & Mariner outboards
Selected 2-stroke engines
Suitable for selected older bolt-through style applications
Direct replacement where application matches
New genuine part

What's Included

1 × Genuine Quicksilver Ignition Coil – 8M0230859

Multi-cylinder engines normally use more than one ignition coil.

This listing is for ONE coil.

Important

Do not order by HP or appearance alone.

Please check your:

Engine model
Horsepower
Complete serial number
Existing coil part number
Electrical connections
Mounting arrangement

If unsure, send us your engine horsepower and complete serial number and we will check compatibility for you.

Why Buy From SSI Marine?

Genuine Quicksilver / Mercury Marine part
UK stock
Same-day dispatch before 1 PM Mon–Fri
Royal Mail Tracked 24
Collection from Leigh, Greater Manchester
Technical support available

Buyer Responsibility

Please confirm compatibility with your engine model and serial number before purchase.

25 HP-250 HP Mercury Mariner Outboard Genuine Quicksilver Ignition Coil 8M0230859