1. Boat Outboard Engines To Buy
  2. sku: 21028957556237771
  3. MERCURY 2403A18

MERCURY 2403A18 Outboard Inline Cylinder Flywheel

fits model: 500. make: Mercury.

2403a18 Mercury Outboard 50 Hp 500 Inline 4 Cylinder Flywheel Assembly

( Manufacturer Part Number: 2403A18 ), ( Part Type: Hp Cylinder Flywheel )

Review MERCURY Outboard 50 Hp Inline Cylinder Flywheel Assembly fits 500

Mercury 2403A18 Outboard Motor - 50 HP, 500 Inline Cylinder, Flywheel

Experience unparalleled performance and reliability with the Mercury 2403A18 Outboard Motor, a 50 HP powerhouse designed for avid boaters and fishermen. This engine, part of Mercury's extensive marine offerings, is renowned for its exceptional capabilities and innovative technology.

The Mercury 2403A18 Outboard Motor features a 500 inline cylinder design, which delivers a smooth and powerful output. The engine's 50 horsepower ensures swift acceleration and a top speed that allows you to cover distances quickly and efficiently. The motor's flywheel design provides a consistent power delivery, ensuring a smooth and responsive ride even in the most challenging conditions.

This outboard motor is equipped with Mercury's advanced engineering and design. It boasts a robust and corrosion-resistant alloy construction, ensuring durability and longevity in various marine environments. The engine's multi-port fuel injection system optimizes fuel efficiency, reducing emissions and extending your time on the water without the need for frequent refueling.

The Mercury 2403A18 Outboard Motor also offers a user-friendly design, with intuitive controls and easy-to-read gauges for effortless operation. Its well-thought-out features include a power trim and tilt system, allowing for precise adjustments to maintain optimal performance and maneuverability.

In conclusion, the Mercury 2403A18 Outboard Motor is a premium choice for boat owners seeking a reliable, high-performance engine. Its 50 HP output, 500 inline cylinder design, and flywheel system deliver a smooth and powerful ride, while its advanced engineering and user-friendly features ensure a hassle-free boating experience. Invest in the Mercury 2403A18 Outboard Motor and elevate your boating adventures to new heights.

Analysis of the Mercury 2403a18 Outboard 50 HP 500 Inline Cylinder Flywheel

Pros:

1. Power: The Mercury 2403a18 provides 50 HP, making it a suitable choice for larger boats and trailers.

2. Reliability: Mercury is a well-known brand known for its durable and reliable outboard engines.

3. Fuel Efficiency: This model is designed to deliver good fuel efficiency, reducing operating costs over time.

4. Flywheel: The flywheel design can contribute to smoother engine operation and improved throttle response.

5. Warranty: Mercury offers a comprehensive warranty, providing peace of mind for customers.

Cons:

1. Weight: At 454 lbs (206 kg), this outboard is relatively heavy, which may be a consideration for some users.

2. Price: As a high-performance engine, the Mercury 2403a18 comes with a premium price tag.

3. Maintenance: Like any engine, the Mercury 2403a18 requires regular maintenance to ensure optimal performance and longevity.

4. Complexity: With its 500 inline cylinder design, this engine may require a more experienced technician for servicing and repairs.

Conclusion:

The Mercury 2403a18 Outboard 50 HP 500 Inline Cylinder Flywheel is a powerful and reliable engine, well-suited for larger boats. However, its weight, price, maintenance requirements, and complexity may be drawbacks for some users. If you prioritize performance, are willing to invest in a premium engine, and have the necessary resources for maintenance, this outboard could be a good choice. Alternatively, those seeking a lighter, more affordable option may want to consider other models.

Details:

Condition: Used. Part Number: 2403A18. Mercury Outboard 50 HP 500 Inline 4 Cylinder Flywheel Assembly 2403A18, Brand. Sold as-is no warranty.

Freshwater parts only.

part #: 2403a18 prices

  • $45.00-$150.00

specifications ouboaen:

  • for models: 500
  • for makes: Mercury
  • mpn: 2403a18
  • part type: Hp Cylinder Flywheel

returns ouboaen:

  • paid by: Buyer
  • time: 30 Days
  • policy: Returns Accepted

general ouboaen:

  • Boat Parts > Outboard Engines Components > Other
  • condition: Used

payments ouboaen:

  • other
  • credit card: Visa
  • wallet: Apple-pay

shipping ouboaen:

  • type: Fixed
  • carrier: UPS
  • cost: $15.00
  • service: UPS Ground
  • class: Standard
  • transit: 4-7 Days

seller ouboaen:

  • rating: 100.0%
  • # reviews: 11246
  • city: New Richland, Minnesota

offer ouboaen:

  • availability: In Stock
  • quantity: 1
  • started: January 1, 2026
  • options: Ship-to-home
  • sold: 0
for models: 500, for makes: mercury, part type: hp cylinder flywheel,
category: boat parts > outboard engines components, sku: 21028957556237771,
Mercury 2403A18 Is Similar To:
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5 offers $45.00–$150.00 USD
  • Used. Offer #1 priced at $45.00 + $15.00 shipping estimate = $60.00* total. Part Number: .+$15.00 shipping
  • Used. Offer #2 priced at $50.00 + $15.00 shipping estimate = $65.00* total. +$15.00 shipping
  • New. Offer #3 priced at $150.00 + $7.00 shipping estimate = $157.00* total. +$7.00 shipping
  • Used. Offer #4 priced at $22.50 + $15.00 shipping estimate = $37.50* total. +$15.00 shipping
  • Used. Offer #5 priced at $37.05 + $0.00 shipping estimate = $37.05* total. FREE SHIPPING

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