1. Boat Parts In Otsterndriv Sterndrive Prices For Sale.
  2. sku: 4017693534162713
  3. MERCURY 8M0123961

MERCURY 8M0123961 Boat Engine Heat Exchanger Cooler Tube 4.5 V6

fits model: Marine, 200, Mercruiser. make: Mercury.

8m0123961 Mercury Mercruiser 4.5 L V6 200 Hp Boat Marine Engine Heat Exchanger Cooler Tube

( Manufacturer Part Number: 8M0123961 ), ( Part Type: Heat Hp Engine Cooler Tube ), ( Country/region Of Manufacture: United States )

Review MERCURY 4.5 V6 Hp Boat Engine Heat Exchanger Cooler Tube fits MERCRUISER MARINE 200

The Mercury 8M0123961 Marine Engine Heat Exchanger Cooler Tube is a crucial component in maintaining the optimal performance and temperature of your Mercruiser 4.5 V6 200 HP boat engine. This high-performance cooler tube is specifically designed to efficiently transfer heat from the engine coolant to the surrounding water, ensuring the engine runs smoothly and effectively even under heavy loads or extreme conditions.

The cooler tube is constructed from heavy-duty, marine-grade materials, ensuring durability and resistance to corrosion, cavitation, and erosion. The tube's smooth interior surface allows for maximum contact between the engine coolant and water, enhancing heat transfer and cooling efficiency.

The Mercury 8M0123961 Cooler Tube features a compact and streamlined design, allowing for easy installation and integration with your boat's existing cooling system. Its robust construction and reliable performance make it an ideal choice for both recreational and commercial marine applications.

The cooler tube's dimensions are as follows: total length is approximately 38 inches (96.5 cm), with an inlet diameter of 1.75 inches (4.4 cm) and an outlet diameter of 1.5 inches (3.8 cm). The tube also comes with all necessary fittings and connections for a hassle-free installation process.

In summary, the Mercury 8M0123961 Marine Engine Heat Exchanger Cooler Tube is an essential upgrade for any Mercruiser 4.5 V6 200 HP boat engine looking to enhance cooling performance, durability, and overall engine health. Its marine-grade materials, efficient design, and reliable construction make it a top choice among boat owners and operators for reliable and efficient cooling.

Mercury 8M0123961 Marine Engine Heat Exchanger Cooler Tube: A Detailed Analysis

Introduction:

The Mercury 8M0123961 marine engine heat exchanger cooler tube is a crucial component for maintaining optimal engine temperature while operating a boat. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this heat exchanger cooler tube.

Pros:

1. Enhanced Cooling Efficiency: The Mercury 8M0123961 marine engine heat exchanger cooler tube is designed to provide efficient cooling, ensuring your engine stays at optimal temperature, even during prolonged usage.

2. Durable Construction: This cooler tube is manufactured using high-quality materials, which guarantees its durability and resistance to corrosion, ensuring long-lasting performance.

3. Easy Installation: The heat exchanger cooler tube comes with a straightforward installation process, which can save you time and money on labor costs.

Cons:

1. Potential Compatibility Issues: Ensure that this specific heat exchanger cooler tube is compatible with your marine engine model before making a purchase to avoid any unnecessary replacement costs.

2. High Cost: Compared to some other aftermarket options, the Mercury 8M0123961 marine engine heat exchanger cooler tube may be pricier, which could be a concern for budget-conscious boat owners.

Conclusion:

The Mercury 8M0123961 marine engine heat exchanger cooler tube is an investment worth considering if you prioritize efficient cooling, durability, and ease of installation for your boat's engine. However, it is essential to verify compatibility and weigh the potential cost against your budget before making a final decision.

Recommendation:

If you are in the market for a reliable and efficient marine engine heat exchanger cooler tube, the Mercury 8M0123961 is a strong contender. Before making a purchase, ensure that it is compatible with your marine engine model and consider the cost in relation to your budget. Ultimately, this investment can contribute to the longevity and peak performance of your boat's engine.

Details:

Please look at all pictures and read entire before buying. Look at pictures closely and ask any questions, I try to describe parts as best can. Shelf 26-9-1-D. Mounting hardware is only included if it shown in the pictures.

I will do my best to resolve the issue. What you see in the pictures is what get. Part was removed from a 4.5L 200 Hp MerCruiser Marine engine. Condition: Good used condition.

Thanks -Mike.

part #: 8m0123961 price

  • $474.05

specifications otsterndriv:

  • for models: Marine, 200, Mercruiser
  • for makes: Mercury
  • mpn: 8m0123961
  • part type: Heat Hp Engine Cooler Tube
  • country/region of manufacture: United States

returns otsterndriv:

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

offer otsterndriv:

  • availability: In Stock
  • quantity: 1
  • started: September 10, 2025
  • options: Ship-to-home
  • sold: 0

seller otsterndriv:

  • rating: 99.2%
  • city: Huron, Ohio
  • # reviews: 107434

payments otsterndriv:

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

general otsterndriv:

  • condition: Used
  • Boat Parts > Sterndrive Motors Components > Other

shipping otsterndriv:

  • carrier: USPS, FedEx
  • service: USPS Ground Advantage, USPS Priority Mail, FedEx Ground / FedEx Home Delivery, USPS Priority Mail Express
  • type: Calculated
  • class: Standard, Expedited
  • transit: 3-8 Days
  • cost: $18.00
for models: marine, 200, mercruiser, for makes: mercury, part type: heat hp engine cooler tube, country/region of manufacture: united states,
category: boat parts > sterndrive components, sku: 4017693534162713,
Mercury 8M0123961 Is Similar To:
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1 offer $474.05 USD
  • Used. Offer #1 priced at $474.05 + $20.30 shipping estimate = $494.35* total. I will do my best to resolve the issue. Condition: Good used condition.+$20.30 shipping

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