PRODUCT DETAILS
Replace Part Number:
- 300-879984T01
- 300-8M0077471
- 339-879984A1
- 339-879984T00
- 8M0077471
- 879984T01
- 879984A1
- 300879984T01
- 3008M0077471
- 339879984A1
- 339879984T00
Features:
-5 Pin Connector
-Replacement coil may have 1133 8M0047456 REV-A stamped in coil.
-This is the newest replacement coil available for the Mercury Optimax engines.
-Supersedes previous Mercury Part Numbers: 300-879984T01/ 339-879984A1/ 339-879984T00
Fits for: (The Compatibility Is Just For Reference. Please Compare The Part Number With Your Original One Before Purchasing！)
This coil fits Mercury engines 2004 to present model:
-Mercury EFI 4-Stroke Models: 30/ 40/ 50/ 60 EFI
-Mercury Optimax: 75/ 90/ 115/ 125/ 200/ 225/ 250
-Mercury Optimax Pro XS: 115 Pro/ 175 Pro/ 200 Pro/ 225 Pro/ 250 Pro/
-Mercury Optimax Racing: 225 XS/ 225 Sport XS/ 250XS/ 250 Sport XS/ 300XS
-Mercury EFI 2-Stroke Models: 150 (2.5 EFI)/ 175 (2.5 EFI)/ 200 (2.5 EFI)/ 200 (3.0 EFI)/ 225 (3.0 EFI)/ 250 (3.0 EFI)
-Mercury Racing EFI 2-Stroke: 225X/ 300X
It is the buyer responsibility to ensure that part is the right one for his outboard. If you have any concerns regarding the suitability of the item please ask before purchase.
If the part looks the same as yours is not always the right one for your outboards so please double-check. Marine-grade quality aftermarket part.
SHIPPING & DELIVERY
Delivery & Returns Policy
Delivery
Standard Delivery
- £6: Royal Mail Tracked 24 Service
- £3.99: Large Letter - Royal Mail 1st Class Post (Untracked)
We offer free delivery on all orders over £150 (excludes outboard engines).
Orders placed before 1:00 PM (Monday-Friday) are usually dispatched the same working day.
Most parcels are delivered within 24 hours, but please allow extra time for courier delays that may occur outside our control.
For outboard engines, please contact us for a delivery quote.
Important: Please ensure your shipping address is correct before completing checkout. SSI Marine is not responsible for parcels sent to an incorrect address provided by the buyer.
Tracking Your Order
Once your order has been dispatched, you will receive a tracking number via email (after 5 PM on the day of dispatch).
Tracking is available only for parcels sent via Royal Mail Tracked 24.
Large Letter orders are sent via Royal Mail 1st Class Post (untracked).
Returns
We accept returns of unused and undamaged items within 30 days of purchase.
Returned items must be in sellable condition and include the original packaging.
Please do not tape, label, or write directly on the product's original box.
Important: Do not return items in their original product boxes only, they must be placed inside a protective outer box or bag. Parcels returned like the example below will be subject to a 20% restocking fee.
Return shipping costs are the customer's responsibility.
Please include your order details and reason for return inside the parcel.
Refunds
Refunds are issued for the item purchase price only (shipping costs are non-refundable).
All refunds will be made using the same payment method as your original order.
Items returned in poor condition or without proper packaging may incur a 20% restocking fee.
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