75HP 80HP 90HP Service Kit Maintenance Kit for Mercury Mariner Outboard 2 Stroke 3 Cyl 3 Carb Models
PRODUCT DETAILS
Complete service kit / maintenance kit for Mercury Mariner Outboard 75HP, 80HP & 90HP 2-stroke models with 3 cylinders & 3 carburettors.
Designed for routine servicing and preventative maintenance, this outboard service kit contains essential components required to maintain cooling efficiency, fuel delivery, ignition performance, and gearbox protection.
Additional parts can be added to your kit upon request. If you require extra components for your engine, please contact us. (Additional dispatch time may apply if special order items are required.)
Kit Contains
- 1 × Water pump impeller kit
- 3 × Spark plugs
- 1 × Fuel filter
- 1 × Anode kit
- 1 × Thermostat kit
- 2 × Gearbox drain plug gaskets
- 1 × Rock Oil MP gear oil
- 1 × Gear oil filling pump
- 1 × 500g Rock Oil marine grease
Replaces Part Number
Common Mercury / Mariner outboard service components (varies by model / serial number)
Fitment
Mercury / Mariner Outboard Models:
- 75HP
- 80HP
- 90HP
Engine Type:
- 2-Stroke
- 3 Cylinder Models
- 3 Carburettor Models
IMPORTANT
This kit is suitable for 3 cylinder / 3 carburettor models only.
If the part looks the same as yours, it is not always the correct one for your outboard. Please confirm compatibility using your exact engine model and serial number before ordering.
Details
- Complete outboard service kit / maintenance kit
- Includes Rock Oil MP gear oil, filling pump & marine grease
- Designed for routine service intervals
- High-quality aftermarket & OEM-spec components
- Supports cooling system, ignition system & gearbox protection
Why Buy from SSI Marine
Workshop-tested aftermarket & OEM-spec parts
Fast UK dispatch (same-day before 1 PM Mon–Fri)
Tracked 24-hour UK delivery
UK stock – collection available from Leigh (Manchester)
Technical support available
Buyer Responsibility
Please confirm compatibility with your engine model and serial number before purchase. If unsure, contact us — our technical team will be happy to help.
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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