COIL-IGNITION Mercruiser 300-8M0044991This part is used on the below models:150 (4-Stroke)40 EFI (4 CYL.)(4-STROKE)40 EFI (4 CYL.)(4-STROKE)(JET)50 EFI (4 CYL.)(4-STROKE)60 EFI (4 CYL.)(4-STROKE)