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The Mercury F3.5 FourStroke outboard delivers lightweight portability with more muscle than you'd expect. Perfect for inflatables, small fishing boats, and tenders, this 3.5HP engine offers smooth, quiet operation, simple one-hand control, and excellent fuel efficiency. Easy to transport and start, the F3.5 is built for boaters who want reliable, go-anywhere performance in a compact package.
The Mercury F3.5 FourStroke outboard delivers lightweight portability with more muscle than you'd expect. Perfect for inflatables, small fishing boats, and tenders, this 3.5HP engine offers smooth, quiet operation, simple one-hand control, and excellent fuel efficiency. Easy to transport and start, the F3.5 is built for boaters who want reliable, go-anywhere performance in a compact package.
Mercury

Mercury F3.5 MH Outboard Engine

£780.00
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Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined

Hassle free returns

RETURNS

Our policy lasts 30 days. If 30 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange.

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

Several types of goods are exempt from being returned. Perishable goods such as food, flowers, newspapers or magazines cannot be returned. We also do not accept products that are intimate or sanitary goods, hazardous materials, or flammable liquids or gases.

Additional non-returnable items:

  • Gift cards

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To complete your return, we require a receipt or proof of purchase.

Please do not send your purchase back to the manufacturer.

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  • Book with obvious signs of use

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Refunds (if applicable)

Once your return is received and inspected, we will send you an email to confirm receipt of your returned item. We will also notify you of the approval or rejection of your refund.

If approved, your refund will be processed and a credit will automatically be applied to your original method of payment within a certain number of days.

Late or Missing Refunds (if applicable)

If you haven’t received a refund yet:

  1. First check your bank account again.

  2. Then contact your credit card company – it may take some time before your refund is officially posted.

  3. Next, contact your bank. Processing times can vary.

If you’ve done all of this and still have not received your refund, please contact us at info@maiden-marine.co.uk.


Sale Items (if applicable)

Only regular-priced items may be refunded. Unfortunately, sale items cannot be refunded.


Exchanges (if applicable)

We only replace items if they are defective or damaged. If you need to exchange an item for the same product, please email info@maiden-marine.co.uk and send your item to:

Maiden Marine
Ferry Nab,
Bowness-on-Windermere,
Windermere,
LA23 3JH
United Kingdom


Gifts

If the item was marked as a gift when purchased and shipped directly to you, you’ll receive a gift credit for the value of your return. Once the returned item is received, a gift certificate will be mailed to you.

If the item wasn’t marked as a gift when purchased, or the order was shipped to the gift giver, we will send a refund to the gift giver and they will be notified of your return.


Shipping

To return your product, please send it to:

Maiden Marine
Ferry Nab,
Bowness-on-Windermere,
Windermere,
LA23 3JH
United Kingdom

You will be responsible for paying your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.

Depending on where you live, the time it may take for your exchanged product to reach you may vary.

Mercury F3.5 MH Outboard Engine

Season:Core

Brand:Mercury

Code:1F14201BL

Mercury F3.5 FourStroke Outboard Motor – Lightweight, Portable Power You Can Rely On

If you're looking for the perfect blend of portable convenience, reliable performance, and fuel-efficient operation, the Mercury F3.5 HP FourStroke Outboard delivers exactly that. Designed for small boats, dinghies, inflatables, and tenders, this compact outboard engine is ideal for recreational boaters, campers, and anglers who need dependable power on the go.

At just 41 pounds (18.6 kg), the F3.5 is easy to carry, mount, and store. With clean-burning 4-stroke technology, it offers quiet, smoke-free operation and complies with stringent emissions standards. It's a small engine with big advantages—perfect for tight harbors, inland waterways, and lakeside adventures.

Key Features of the Mercury F3.5 Outboard:

  • 3.5 Horsepower, Single-Cylinder 4-Stroke Engine
    Delivers smooth, steady performance with more torque and improved throttle response for added control on the water.

  • Ultra-Lightweight Design
    Weighing just 41 lbs, the F3.5 is one of the lightest in its class—ideal for easy lifting, transport, and mounting on smaller boats.

  • 360-Degree Steering
    Provides superior maneuverability in tight quarters and allows for reverse operation without a gearshift.

  • Integral 1-Liter Fuel Tank
    No need for external tanks—just fill and go. Offers excellent run time for short trips and near-shore excursions.

  • Convenient Tiller Handle with Twist-Grip Throttle
    Easy one-hand operation with precise control for beginners and experienced boaters alike.

  • Manual Start with Automatic Decompression
    Makes starting smooth and effortless—even after storage.

  • Low Vibration & Quiet Operation
    Cruise in comfort thanks to Mercury’s advanced engineering and balanced engine design.

  • Durable, Corrosion-Resistant Components
    Built to withstand harsh marine environments, including saltwater, with Mercury’s proven protective coatings and materials.


Why Choose the Mercury F3.5 FourStroke?

  • Trusted Mercury Reliability: Backed by decades of marine engineering excellence.

  • Low Maintenance: Simple upkeep with tool-free cowling access.

  • Eco-Friendly Efficiency: 4-stroke design reduces fuel consumption and emissions.

  • Portable Freedom: Ideal for boaters who need a grab-and-go motor for spontaneous water adventures.


Take control of your boating experience with the Mercury F3.5 FourStroke outboard – the perfect balance of portability, performance, and peace of mind.

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