website
Enjoy Free Shipping on Orders Over £150! (Excludes Outboard Engines)

CYLINDER HEAD GASKET MARINER OUTBOARD 9.9 15 HP 2 STROKE 27-18937M

Regular price £8.99 £13.99 | Save £5.00 (35% off)
/
Tax included. Shipping calculated at checkout.
In Stock

Fast & reliable support

Secure payment

Free Shipping in UK on Orders Over £150. Exclusions may apply.

9

CYLINDER HEAD GASKET MARINER OUTBOARD 9.9 15 HP2 STROKE 27-18937M

CYLINDER HEAD GASKET MARINER OUTBOARD 9.9 15 HP2 STROKE 27-18937M

PRODUCT DETAILS

Cylinder Head Gasket for Mariner Outboard (Yamaha-Made) 9.9HP 15HP 2-Stroke (1988-1996) – Aftermarket Replacement

Ensure a perfect seal and optimal performance with this high-quality aftermarket cylinder head gasket, designed for Mariner outboards (Japanese models made by Yamaha). This gasket is a direct replacement for select 9.9HP and 15HP 2-stroke engines and is not compatible with Mariner outboards manufactured by Mercury.

Compatible Mariner Outboard Models:

9.9HP Models: 9.9C (1988-1996)
15HP Models: 15C-K (1988-1996)
Not for Mariner outboards made by Mercury

Replaces Mariner OEM Part Numbers:

🔹 18937
🔹 18937M
🔹 27-18937
🔹 27-18937M

Key Features & Benefits:

Precision Fit for Yamaha-Made Mariner 9.9HP & 15HP 2-Stroke Engines
High-Quality Aftermarket Replacement – Cost-effective alternative to OEM parts
Durable Marine-Grade Construction – Built to withstand tough marine conditions
Ensures Proper Engine Sealing – Prevents leaks and maintains compression
Easy Installation – Direct replacement for OEM gasket

Why Buy From SSI Marine?

Premium Marine Parts at Competitive Prices
Fast & Secure UK Shipping – All Parts In Stock & Ready to Ship
Expert Support – Need help? Contact us for compatibility assistance
Trusted UK Seller – Collection Available from Leigh, Manchester (Mon–Fri, 9 AM–5 PM)

⚠️ If the part looks the same as yours, it does not always mean it is the correct fit. Please double-check compatibility before purchase.

Order Now for a Reliable Cylinder Head Gasket to Keep Your Mariner Outboard Running at Its Best! 🚤💨

SHIPPING & DELIVERY

Delivery:

We offer free shipping on all orders over £150 (excluded outboard engines, trailers)

Standard Shipping - £ 8.50

Orders are typically shipped within 1 business day of receipt of payment. We ship via Royal Mail Tracked 24 delivery service. Delivery times vary depending on the delivery destination.

For engines delivery cost please ask for a quote.

It is the buyer's responsibility to ensure that the correct shipping address is supplied.

All item(s) will be despatched to the registered address.

Tracking your order:

Once your order has been shipped, you will receive a tracking number via email. You can track your order online using the tracking number provided.

Returns:

We accept returns of unused and undamaged items within 30 days of purchase.

To return an item please contact us for a return authorisation number. Return shipping costs are the responsibility of the customer.

Refunds:

Refunds will be issued for the purchase price of the item, less shipping costs. Refunds will be issued in the same form of payment as the initial purchase.

Add A Coupon

What are you looking for?