SSI Marine Replacement Ignition Coil – Mercury / Mercruiser / Quicksilver 4-Stroke EFI

Restore engine performance, smooth idling, and reliable ignition with this high-quality aftermarket ignition coil, built to meet or exceed OEM specifications. Suitable for 30HP & 40HP 3-cylinder 4-stroke EFI Mercury outboards, this coil delivers a strong, consistent spark and long-lasting durability in marine conditions.

✅ Key Features:

Direct plug-and-play OEM replacement
Delivers strong, stable ignition spark
Fully sealed & corrosion-resistant
Marine-grade build quality
No modifications required

⚙️ Fits Mercury 4-Stroke EFI Outboards:

30HP EFI (3 Cyl, 4-Stroke)

Engine range: 1C104334 / 0P560350 and up
(1C109093 ➝ 1C456299)
Engine range: 1C456300 and up

40HP EFI (3 Cyl, 4-Stroke)

Engine range: 1C104334 / 0P560350 and up
(1C043417 ➝ 1C456299)
Engine range: 1C456300 and up

🔁 Replaces OEM Part Numbers:

8M0034012
8M0045124

📦 Package Includes:

1 × Ignition Coil (Direct replacement, OEM style)

⚠️ Buyer Responsibility:

It is the buyer’s responsibility to ensure part number compatibility before ordering.
If you are unsure, please message SSI Marine — our technical team will help confirm fitment for your engine.

💡 Why Choose SSI Marine:

Reliable OEM-equivalent performance
Tested for marine use
UK stock – Tracked 24-hour delivery
Trusted supplier for marine replacement parts
Technical support available

30HP 40HP Ignition Coil for Mercury Mercruiser 4-Stroke EFI | Replaces 8M0034012, 8M0045124