1. Boat Outboard Engines To Buy
  2. sku: 23486072184370871
  3. MERCURY 100-8M0107147

MERCURY 100-8M0107147 Top Engine Hood Cover Upper Cowling

fits model: Mariner. make: Mercury. year: 1990–2011.

100-8m0107147 Mercury Mariner 1994 1995 - 2011 Top Engine Hood Cover Upper Cowling 90 Hp

( Manufacturer Part Number: 100-8M0107147 ), ( Part Type: Hood Cover Hp Engine ), ( Country Of Origin: United States )

Review MERCURY Top Engine Hood Cover Upper Cowling Hp fits MARINER 1990–2011

The **Mercury 100 8M0107147 Mariner Top Engine Hood Cover (Upper Cowling) from the 1994, 1995, and 2011 model years** is a meticulously crafted, high-performance component designed to protect the heart of your vessel while enhancing both aesthetics and functionality. This durable, fiberglass-reinforced upper cowling is engineered to fit seamlessly over the 90-horsepower outboard engine, providing a sleek, streamlined profile that reduces drag and improves hydrodynamics for superior speed and efficiency. Crafted with precision, the cover features a tight, weather-resistant seal that shields critical engine components from saltwater corrosion, debris, and the elements, ensuring longevity and reliability even in the harshest marine environments. Its aerodynamic design not only minimizes water resistance but also contributes to a quieter ride by reducing wind noise and turbulence, making your outboard a more enjoyable and efficient power source. Whether you're cruising along the coast, navigating choppy waters, or towing a wakeboarder, this cowling delivers both form and function, blending seamlessly with the classic Mercury Mariner styling while delivering the performance you expect from this legendary brand. Built to withstand the demands of daily use, it s an essential upgrade for any boater seeking a balance of protection, performance, and timeless design.

### **Pros and Cons of Buying a Mercury 100 (1994-1995, 2011) with a 90 HP Top Engine Hood Cover (Upper Cowling) and 8M0107147 Part**

#### **Pros:**

1. **Classic Vessel Design** The Mercury 100 is a well-regarded outboard motor known for its reliability, performance, and durability, especially in the 90 HP range. The 1994-1995 models were part of a solid generation before some later design changes.

2. **Proven Power Output** The 90 HP rating is strong enough for moderate-sized boats (16-20 feet) and provides good acceleration and cruising speed. It s suitable for fishing, cruising, and light planing.

3. **Upper Cowling and Hood Cover (Part #8M0107147)** This part is essential for protecting the engine from water, debris, and weather. A well-maintained or replacement upper cowling ensures proper airflow and cooling while keeping the engine dry.

4. **Compatibility with Later Models (2011)** The 2011 Mercury 100 may share some components with earlier models, including the upper cowling. If the part fits correctly, it could be a cost-effective upgrade or replacement.

5. **Ease of Maintenance** Mercury 100 engines are relatively straightforward to service, with accessible components for routine upkeep like oil changes, spark plugs, and fuel system checks.

6. **Good Secondhand Market Availability** Older Mercury 100s (especially 1994-1995) are still found in the used market, making it easier to find a reliable unit at a lower price.

7. **Fuel Efficiency for Its Class** Compared to larger outboards, the 90 HP Mercury 100 offers decent fuel efficiency, reducing operating costs for recreational use.

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#### **Cons:**

1. **Age-Related Wear (1994-1995 Models)** Older engines may have accumulated wear in critical components like the lower unit, drive shaft, or fuel system. Without recent maintenance records, hidden issues could arise.

2. **Potential for Outdated Technology** The 1994-1995 models lack modern fuel injection systems found in newer Mercury engines, which can lead to slightly less precise fuel delivery and potential clogging over time.

3. **Reliability Concerns with High Mileage** If the engine has significant hours (e.g., 1,000 hours), major components like the lower unit or impeller may need replacement soon, adding unexpected costs.

4. **Limited Warranty Coverage** Used Mercury engines typically come with no warranty, meaning any repairs after purchase are the buyer s responsibility.

5. **Upper Cowling Fitment Issues** While the part #8M0107147 may fit, compatibility can vary slightly between model years. Ensuring a perfect seal is crucial to prevent water ingress, which can damage the engine.

6. **Environmental and Emissions Regulations** Older engines may not meet current emissions standards if used in areas with strict boating regulations, potentially requiring modifications or upgrades.

7. **Resale Value Decline** Even well-maintained Mercury 100s lose value over time, and the 1994-1995 models are less desirable than newer, more fuel-efficient models.

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### **Conclusion:**

The Mercury 100 (1994-1995, 2011) with a 90 HP upper cowling (part #8M0107147) can be a solid purchase if you prioritize reliability, performance, and affordability for a mid-sized boat. The engine s strength and durability make it suitable for recreational use, provided it has been well-maintained. However, the age of the 1994-1995 models introduces risks of hidden wear, while the 2011 model may offer slight improvements in technology.

If you re buying used, **inspect the engine thoroughly** check for rust, leaks, and proper function of the upper cowling. Ensure the part #8M0107147 fits securely to avoid water damage. If the engine has high hours or unclear maintenance history, budget for potential repairs.

For long-term use, consider whether a newer Mercury model with modern fuel injection and emissions compliance might be worth the investment, especially if you plan to keep the boat for many years.

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### **Recommendation:**

- **Buy if:** You need a reliable, mid-power outboard for occasional use, the engine has low hours (

- **Avoid if:** You require a boat for frequent or heavy use without recent service records, or if you re unwilling to invest in potential repairs down the line.

- **Alternative Consideration:** If budget allows, a newer Mercury 100 (2010s) with fuel injection and better emissions compliance may offer long-term savings and reliability.

Prioritize **pre-purchase inspection** and **part compatibility verification** to ensure a smooth ownership experience.

Details:

OFFICE USE ONLY, semi # 7 ROEBLING 10/12/25 Mariner 144x. Please refer to all pictures for a detailed view of its condition. This used part is in working condition but may show some signs of wear.

part #: 1008m0107147 prices

  • $112.50-$175.00

specifications ouboaen:

  • for models: Mariner
  • for makes: Mercury
  • for years: 1990-2011
  • mpn: 100-8m0107147
  • part type: Hood Cover Hp Engine
  • country of origin: United States

seller ouboaen:

  • city: Lake Placid, Florida
  • rating: 100.0%
  • # reviews: 9383

returns ouboaen:

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

general ouboaen:

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

offer ouboaen:

  • sold: 0
  • started: April 23, 2026
  • quantity: 1
  • options: Ship-to-home
  • availability: In Stock

shipping ouboaen:

  • class: Standard
  • transit: 4-9 Days
  • carrier: USPS
  • service: USPS Ground Advantage
  • cost: $75.00
  • type: Fixed

payments ouboaen:

  • other
  • wallet: Apple-pay
  • credit card: Visa
for models: mariner, for makes: mercury, for years: 1990-2011, part type: hood cover hp engine, country of origin: united states,
category: boat parts > outboard engines components, sku: 23486072184370871,
Mercury 100-8M0107147 Is Similar To:
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2 offers $112.50–$175.00 USD
  • Used. Offer #1 priced at $112.50 + $75.00 shipping estimate = $187.50* total. Semi # 7 ROEBLING 10/12/25 mariner # 144xx.+$75.00 shipping
  • Used. Offer #2 priced at $175.00 + $50.00 shipping estimate = $225.00* total. +$50.00 shipping

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