MERCURY 8M10102454 Verado Harness 350HP 8M0102454

( Manufacturer Part Number: 8M10102454 ), ( Part Type: Harness ), ( Country Of Origin: United States )

Review MERCURY Used Oem Verado Gen 350hp Harness Assy Parts Only

The **Mercury Verado Gen 3 350HP Harness (Part #8M10102454)** is a high-performance marine propulsion system engineered to deliver unmatched power, efficiency, and reliability for demanding boating applications. Designed as part of Mercury s advanced **Verado Gen 3** lineup, this inboard/outboard (I/O) engine combines cutting-edge technology with rugged durability to propel everything from luxury yachts and performance cruisers to high-speed fishing vessels and offshore adventures. With a **350 horsepower** output, this engine delivers a potent blend of torque and acceleration, ensuring swift maneuverability and exhilarating speed while maintaining smooth operation even under heavy loads. The **harness configuration (8M0102454)** indicates a specialized mounting setup tailored for precise installation in larger vessels, where space and weight distribution are critical factors ideal for applications requiring a balance of power and efficiency without compromising stability.

At the heart of the Verado Gen 3 lies Mercury s **Direct Drive (DD) technology**, which eliminates the need for a traditional driveshaft and transmission, reducing weight by up to **20%** compared to conventional I/O systems. This innovation not only enhances fuel efficiency but also simplifies maintenance by streamlining the drivetrain, resulting in fewer moving parts and extended service intervals. The engine s **fuel-injected, turbocharged** architecture ensures optimal combustion, producing cleaner emissions while maximizing power delivery across a wide RPM range. Coupled with Mercury s **SmartCraft** connectivity features, this engine integrates seamlessly with onboard systems, allowing for real-time performance monitoring, diagnostics, and even remote control via compatible apps enhancing both usability and peace of mind for the operator.

Built to withstand the harshest marine environments, the Verado Gen 3 is constructed from high-grade materials, including **aluminum alloy components** and **stainless steel reinforcements**, which resist corrosion and withstand the rigors of saltwater exposure. The **sealed gearcase** and **water-cooled design** further protect internal components from abrasive debris and thermal stress, ensuring longevity even in demanding conditions. Whether tackling rough seas or cruising at high speeds, this engine maintains its composure with minimal maintenance requirements, thanks to features like **self-lubricating bearings** and **easy-access service points**. The **harness system** itself is meticulously engineered for precision alignment, reducing vibration and enhancing overall ride comfort, while its modular design allows for straightforward installation and future upgrades.

For boaters seeking a **next-generation propulsion solution**, the Mercury Verado Gen 3 350HP Harness represents the pinnacle of marine engineering combining brute power with intelligent efficiency. Whether powering a **fast displacement hull**, a **semi-displacement cruiser**, or a **high-performance fishing vessel**, this engine delivers the speed, reliability, and performance expected from Mercury s legendary reputation. With its **sleek, aerodynamic design** and **quiet operation**, it also enhances the aesthetic appeal of modern yachts while maintaining the ruggedness needed for serious offshore excursions. Investing in the **8M10102454 harness** ensures not just superior propulsion but a future-proof foundation for years of exhilarating adventures on the water.

### Pros and Cons of Buying a Mercury Verado 350HP Gen 3 Outboard Motor (Model 8M10102454)

The 350HP Verado engine delivers strong acceleration and top-end speed, making it ideal for larger boats, wakeboarding, or towing. The Gen 3 design improves efficiency and power delivery compared to older models.

Mercury s Verado engines are known for better fuel economy than many competitors in the same power range. The 350HP model balances power with efficiency, reducing operating costs over time.

Mercury is a well-established brand with a reputation for durable outboard motors. The Verado line, in particular, is engineered for long-term performance, especially with proper maintenance.

The modular design of the Verado allows for easier servicing compared to older outboard models. Components like the lower unit and drive shaft can be accessed more conveniently, reducing downtime.

The Gen 3 Verado features refined power delivery, reducing vibration and improving ride comfort. This is particularly beneficial for larger boats where smooth operation is critical.

The 350HP Verado is well-suited for mid-sized to large boats (e.g., 20 28 feet), including fishing boats, wakeboard boats, and cruisers. It strikes a balance between power and practicality.

Mercury outboards, especially newer Verado models, hold their value relatively well compared to some competitors. This can be advantageous if you plan to upgrade later.

The Gen 3 design incorporates noise-dampening features, making it quieter than some older high-HP outboards, which is beneficial for both passengers and neighbors.

Mercury offers a standard warranty (typically 2 years for parts and labor), and extended warranties are available. This provides peace of mind for new owners.

The 350HP Verado can handle a variety of tasks, from cruising to wakeboarding to light fishing, making it a versatile choice for active boaters.

---

The 350HP Verado is a premium outboard, and the price point is significantly higher than smaller or older models. This can be a barrier for budget-conscious buyers.

While fuel-efficient at cruising speeds, the 350HP engine will consume more fuel when operating at full throttle or under heavy loads (e.g., towing a wakeboarder or a large skier). This can add up over time.

High-performance engines require regular maintenance, including oil changes, spark plug replacements, and potential upgrades to fuel systems or cooling components. These costs can accumulate, especially if the boat is used frequently.

The Gen 3 Verado is more complex than older outboards, which means repairs or adjustments may require specialized knowledge or a dealership visit. DIY maintenance is possible but may be more challenging.

A 350HP outboard is heavy (typically around 300 350 lbs), which can strain smaller boats or require additional transom support. This may necessitate modifications to the boat s setup.

While quieter than some competitors, the Verado can still produce noticeable noise and vibration at high speeds or under heavy loads. This may not be ideal for ultra-quiet cruising.

As with many premium outboards, finding replacement parts or service centers for older Verado models may be more difficult in some regions compared to more common brands.

Like most high-performance outboards, the Verado may depreciate faster than smaller or more basic models. If you plan to sell it after a few years, the resale value may not fully recoup the initial investment.

Operating a high-HP outboard requires familiarity with throttle control, shifting, and load management. Inexperienced boaters may struggle with handling the power, especially in tight spaces or rough conditions.

High-HP outboards, including the Verado, produce more emissions and noise pollution compared to smaller engines. This may be a concern in environmentally sensitive areas or for boaters who prioritize eco-friendly options.

---

The Mercury Verado 350HP Gen 3 is an excellent choice for boaters who prioritize power, performance, and reliability for larger or more active boats. It offers a strong balance of efficiency, comfort, and durability, making it ideal for wakeboarding, fishing, or cruising. However, the high upfront cost, maintenance requirements, and potential fuel consumption at high loads should be carefully considered.

If you have the budget, plan to use the boat frequently, and are prepared for the associated costs, the Verado 350HP is a top-tier outboard that delivers exceptional performance. For casual boaters or those on a tighter budget, a slightly smaller or older model might be a more practical choice.

- You own a mid-sized to large boat (20 28 feet) and need reliable power for activities like wakeboarding, towing, or fishing.

- You are willing to invest in a high-performance outboard and can afford the maintenance costs.

- You prioritize fuel efficiency at cruising speeds and smooth operation over ultra-low noise levels.

- You plan to keep the boat long-term and are comfortable with the depreciation.

- Your budget is limited, and you can find a comparable performance from a slightly smaller or older outboard (e.g., a 250HP Verado or a Yamaha FX model).

- You primarily use the boat for leisurely cruising or light fishing, where a lower-HP engine would suffice.

- You are unsure about the long-term maintenance costs or lack access to Mercury dealerships for service.

For most active boaters who want a powerful, efficient, and reliable outboard, the Mercury Verado 350HP Gen 3 is a strong recommendation. Just ensure you factor in the total cost of ownership, including fuel, maintenance, and potential modifications to your boat.

Details:

Note: Please see pictures for details. This item is being Sold for parts or not working. Please verify this part will work for your application. This is a USED OEM Mercury Verado Gen 5 350hp Harness Assay FOR PARTS ONLY, Manufacturer: MERCURY VERADO, Manufacturer Part Number: 8M0102454, item should fit various.

part #: 8m10102454 prices

• $299.00-$1285.15

specifications ouboaen:

• for makes: Mercury
• mpn: 8m10102454
• part type: Harness
• country of origin: United States

general ouboaen:

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

offer ouboaen:

• options: Ship-to-home
• sold: 0
• availability: In Stock
• started: May 1, 2026
• quantity: 1

payments ouboaen:

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

returns ouboaen:

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

seller ouboaen:

• rating: 99.8%
• # reviews: 7080
• city: Myakka City, Florida

shipping ouboaen:

• class: Standard
• type: Calculated
• carrier: UPS
• cost: $0.00
• transit: 5-11 Days
• service: UPS Ground

Mercury 8M10102454 Is Similar To:

• 00001 Mercury Verado F200 F225 (31.6% similar) I apologize for the inconvenience, but had bad experiences in pass from peoples taking advantage and abusing of buyers protection program. Engine was running, actually I saw the should be OK Dido not test trim relay basically this goes for free. Note: this harness might fit other Yamaha outboard ...(May 27th, 2017)
• 000124 Mercury Nla Extention For Strokes Out Of Kit (32.6% similar) ...(October 13th, 2018)
• 07483 Mercury Scepter Fuel Line Assembly (37.1% similar) 1m long in total including the tank and engine connectors. The assembly is id hose - mercury bayonet fuel line cast aluminium fittings a complete kit with primer bulb, 10MM and engine connectors suitable for all types of outboard engines pre 1998...(November 26th, 2018)
• 10-30110 Mercury Lot Of Oem Outboard Screws New Free Shipping (34.5% similar) Lot of 2 oem mercury screws w lock washers used on some vintage mark outboard engines. Please verify comparability before purchase...(April 15th, 2018)
• 10-38055 Mercury Lot Of Oem Outboard Hinge Plate Screws Quicksilver New (32.3% similar) This fee covers the initial shipping cost regardless of label free. Lot of 4 oem mercury outboard hinge plate screws - quicksilver please verify compatibility before purchase...(February 21st, 2019)
• 10-67751 Mercury Nos Oem Mercruiser (31.9% similar) If not, let us know and we'll try our hardest to reply within one working day. Some parts may have worn or missing packaging PORTSIDEMARINE1 16:42:42:53. Any questions. PORTSIDEMARINE1 nos oem mercury Mercuries hex cap bolt screw transom bracket lot 804 new old stock item in original packaging. New ...(February 16th, 2018)
• 10-79953q04 Mercury Quicksilver Oem Gearcase 745061741706 (34% similar) Set of 4 free shipping all reasonable offers considered. New in package...(October 4th, 2017)
• 10-90084 Mercury New Oem Screw 745061207363 (29.9% similar) Brand new, genuine mercury marine Mercuries screw...(December 3rd, 2018)
• 100-07-04k 783-9613a 1 783-9613a1 Wsm Piston Kit Mercury Looper Hp Over Size Only (24.2% similar) Piston kit: mercury loopier hp bore LOOPER601991MERCURY3 Cl LOOPER501995MERCURY3 LOOPER601996MERCURY3 LOOPER501993MERCURY3 over size only note: LOOPER501996MERCURY3 LOOPER501994MERCURY3 LOOPER601992MERCURY3 LOOPER601995MERCURY3 LOOPER601994MERCURY3 LOOPER501992MERCURY3 LOOPER601993MERCURY3 955 bore ...(April 6th, 2018)
• 11-52901 52901 Quicksilver Mercury Mariner Outboard Steel Flywheel Nut New Oem (17.3% similar) This part is in excellent shape and original packaging for pictures. Nut: SH9N this listing is for new quicksilver outboard stern drive steel flywheel. Boat equipment, trolling motor parts: Minn Kit motor guide, outboard Yamaha, eventide, Johnson mercury, stern drive MC, Mercuries, Volvo pent, depth...(March 27th, 2018)
• 11-805093 Mercury Marine New Oem Outboard Propeller Prop Nut (33.3% similar) New oem mercury outboard propeller prop nut this is a nos part. All parts are from freshwater lakes and have been tested whenever possible to ensure they in working order prior shipping. We answer all messages that receive promptly, usually within 24 hours...(March 11th, 2018)