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“MERCURY 300HP XL FOUR STROKE OUTBOARD MOTOR WH” has been added to your cart. View cart
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Home Mercury Outboard MERCURY 3.5 HP 3.5MH
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2020 MERCURY 25 HP EFI 25ELH
2020 MERCURY 25 HP EFI 25ELH $2,600.00

MERCURY 3.5 HP 3.5MH

$1,000.00

BRAND: MERCURY
PRODUCT CODE: 3.5MH
AVAILABILITY: In Stock

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Category: Mercury Outboard
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Description

The Mercury 3.5hp outboard motor features a larger carburetor for increased performance features that set it apart from other outboards in the same class. The Mercury 3.5 outboard engine is a great choice of power for canoes, small tenders and inflatables boats.. At just 41 lbs, Mercury designed the 3.5 HP (3 5 HP) outboard for real portability. The ergonomic carry handle evenly balances the engine for easy transporting. The Mercury 3.5 HP outboard model # 3.5MH is equipped with the 15 inch short shaft, tiller steering and manual start.

 

  • Compact and Lightweight
  • Digital CD Ignition System
  • High Grade Marine Alloy Construction
  • Stainless Steel Water Pump Housing
  • Zinc Coated Water Passages
  • Rated for Saltwater Use
  • Sacrificial Zinc Anodes
  • Forward-Neutral Gear Shift
  • 360° Steering w/ Tension Feature
  • Twist-Grip Throttle with Tension Control
  • Integrated Carry Handle
  • Thermostat Controlled Water Cooling
  • Visual Oil Level Indicator
  • Over-Rev Protection
  • 4 Trim Level Positions
  • Below-The-Water Exhaust
  • 1.0 Liter (.30 Gallon) Integral Fuel Tank
  • Safety Lanyard Stop Switch
  • Owner’s Manual
  • Mercury Marine 3-Year Warranty

 

MODEL 3.5MH
MODEL YEAR 2020
SKU 3.5MH-20
WEIGHT 41.0 lb
MANUFACTURER Mercury
COUNTRY OF MANUFACTURE Japan
HORSEPOWER 3.5hp
SHAFT LENGTH 15″ (Short)
STEERING Tiller
STARTING Manual
TRIM & TILT Manual
FUEL DELIVERY Carburetor
FUEL TANK Internal
CYLINDER(S) 1
DISPLACEMENT 5.2/85
BORE AND STROKE 2.16 x 1.42 in
FULL THROTTLE RPM RANGE 5000-6000
IGNITION SYSTEM CDI w/electric spark advance
INDUCTION SCAVENGING OHV
VALVES PER CYLINDER 2
FUEL TYPE 87 Octane (up to 10% ethanol content)
FUEL TANK / FUEL LINE 0.3 US Gallon (0.95 liter)
OIL TYPE SAE 10W-30 (Mercury 4-Stroke Outboard Oil)
OIL CAPACITY 10 fl. Oz. (300 ml)
LUBRICATION Slinger Splashing System
ALTERNATOR Not available on 3.5hp models (4hp & up only)
COOLING SYSTEM Water-cooled w/thermostat
SALTWATER RATED Yes
GEAR RATIO 2.15:1
GEAR SHIFT Forward-Neutral w/ 360° Steering for Reverse
PROPELLER 7.4″ Diameter x 7.0″ Pitch 3-Blade Composite
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Shipping & Delivery

Sea Thrust Engines Return Policy

At Sea Thrust Engines, customer satisfaction is our top priority. If you are not completely satisfied with your purchase, we're here to help with a clear, fair, and transparent return policy.


1. Eligibility for Returns

To be eligible for a return, the following conditions must be met:

The item must be returned within 30 calendar days from the date of delivery.

The item must be unused, uninstalled, and in the same condition as received.

It must be returned in the original packaging with all accessories, documentation, and parts.

A valid proof of purchase (invoice or receipt) must be provided.


2. Non-Returnable Items

We do not accept returns for the following:

Engines or parts that have been used, installed, or modified.

Electrical components (e.g., ECUs, sensors) that have been opened or tested.

Items marked “Final Sale” or “Non-Returnable” at the time of purchase.

Custom-built or special-order items.


3. Return Process

To initiate a return:

Contact our support team at [contact@seathrustengines.com] or call us at +1(270)303-0897 with your order number and reason for return.

Our team will provide you with a Return Merchandise Authorization (RMA) number and shipping instructions.

Ship the item to the return address provided, including the RMA number clearly marked on the outside of the package.

Returns without an RMA number may be delayed or refused.


4. Shipping Costs

Customer is responsible for return shipping costs unless the return is due to our error (wrong item shipped or defective product).

We recommend using a trackable shipping method and purchasing shipping insurance for valuable items.


5. Refunds

Once your return is received and inspected, we will:

Notify you via email of the status of your return.

If approved, issue a refund to your original payment method within 7–10 business days.

Original shipping charges are non-refundable unless the return is due to our error.


6. Exchanges

We offer exchanges only for:

Items that arrived damaged or defective.

Wrong products shipped.

Contact us within 7 days of delivery to arrange an exchange.


7. Warranty Returns

If your Sea Thrust Engine or part is defective and covered under warranty, please visit our Warranty Policy Page or contact us directly. Warranty-related returns require separate approval and documentation.


8. Restocking Fee

A 15% restocking fee may apply for non-defective returns (especially on engines or large mechanical parts). This will be deducted from your refund amount.


9. International Returns

International customers are responsible for:

All return shipping charges.

Any customs duties, taxes, or brokerage fees associated with the return.


10. Damaged Items

If your order arrives visibly damaged:

Take photos of the damage immediately.

Refuse delivery if possible, or notify the carrier upon receipt.

Contact our customer support within 48 hours to file a claim.


Need Help?

📧 Email: contact@seathrustengines.com
📞 Phone:+1(270)303-0897
🕒 Hours: Monday–Friday, 9 AM–5 PM (EST)

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