PRODUCT DETAILS
1L Rock Oil MP Gearbox Oil Gear Lube & Filling Pump for Yamaha Mercury Honda Tohatsu Outboard
For outboards & inboards Mercury, Mariner, Yamaha, Suzuki, Johnson Evinrude, Honda Tohatsu
1 litre bottle Mp gear marine gear oil API GL-5 SAE 80w90
- MP Gear Oil is developed from the finest base stocks available combined with state of the art extreme pressure (EP) additive for use in hypoid axles and gearboxes.
- It is blended to the requirements of the A.P.I. specification GL-5 making it especially suitable for outboard lower units and I/O transmissions.
- It contains an advanced additive package which ensures optimum performance and protection under extreme conditions whilst providing maximum thermal stability, anti-corrosion and seal protector qualities.
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.
OEM part number used for reference only. The item is completely compatible and interchangeable with the OEM.
Our aftermarket parts are either produced in the European Union or imported in Europe from a major distributor.
Our parts not only meet the required standards for marine engines but also comply with European laws and regulation of quality.
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.









