PRODUCT DETAILS
Complete Service Kit for Yamaha 6HP & 8HP 2-Stroke Outboards (1984 & Newer)
Covers models with serials: 6G1, 6N0, 6M8, 6H6, 6H8, 6M9, 6CMH, 6CWH, 6MSH, 6DMH, 8CMH, 8CWH, 8MSH, 8MH
This all-in-one service kit includes everything you need for a standard maintenance routine on your Yamaha 6HP or 8HP 2-stroke outboard. Ideal for annual servicing, it includes quality parts for cooling, ignition, fuel, and gearbox upkeep.
If your outboard was made between 1984–1993, it may require different spark plugs. Please contact us to swap them if needed.
Standard kit includes: 2 x NGK BR7HS-10 spark plugs
Kit Includes:
• 1 x Impeller
• 2 x NGK BR7HS-10 Spark Plugs
• 2 x Gearbox Oil Drain Seals
• 1 x Thermostat
• 1 x Thermostat Gasket
• 1 x Fuel Filter
• 1 x Impeller Gasket
• 1 x Gearbox Anode
• 1 x 250ml Yamalube Gearbox Oil Tube
• 1 x 500g Rock Oil Marine Grease
Compatible Yamaha 2-Stroke Outboards:
• 6HP & 8HP — All 2-stroke models from 1984 onward
• Serial prefix codes: 6G1, 6N0, 6M8, 6H6, 6H8, 6M9, 6CMH, 6CWH, 6MSH, 6DMH, 8CMH, 8CWH, 8MSH, 8MH
⚓ Why Buy from SSI Marine?
• Premium marine service kits in UK stock
• Same-day dispatch on weekday orders before 1PM
• Tracked delivery with every order
• Friendly, expert support
Maintain your Yamaha outboard the right way — with SSI Marine’s reliable, ready-to-use service kits.
SSI KIT288
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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