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

30HP EFI (3 Cyl, 4-Stroke). 40HP EFI (3 Cyl, 4-Stroke). 🔁 Replaces OEM Part Numbers Tested for marine use. Engine range:1C456300 and up.

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