DOAN 20-1270 Flathead Engine Motor Mount Cups Set Nos

( Brand: Doan ), ( Manufacturer Part Number: 20-1270 ), ( Type: Engine Mount Kit ), ( Items Included: Engine Mount, Washers ), ( Vintage Part: Yes ), ( Country Of Origin: United States )

Review DOAN Ford Flathead Engine Motor Mount Metal Cups Set Of Nos fits 1932–1951

The **Doan 20-1270 1932-1951 Ford Flathead Engine Motor Mount Cup Set (NOS New Old Stock)** represents a meticulously crafted, high-quality replacement for the original rubber or metal cups that secure the engine s main mounting brackets to the transmission housing on classic Ford Flathead V8 models from 1932 through 1951. These cups serve as critical wear points, absorbing vibration, reducing stress on the transmission housing, and preventing premature wear or catastrophic failure of the mounting hardware. Crafted from durable, high-grade rubber compound, these NOS cups retain the exact specifications and dimensions of the factory-original components, ensuring a perfect fit without the need for modification. The set includes all necessary cups typically four or six, depending on the specific application to restore proper alignment and functionality to the engine-transmission interface, which is essential for maintaining smooth operation and preventing excessive noise or misalignment. Whether restoring a vintage Ford for classic car shows, daily driving, or high-performance applications, these NOS cups guarantee an authentic, period-correct solution that preserves the integrity of the drivetrain while extending the lifespan of the transmission and engine mounts. Their inclusion in a restoration project is a subtle yet vital detail that distinguishes a meticulously rebuilt Flathead from a hastily assembled one, ensuring reliability and performance for decades to come.

Buying the **Doan 20-1270 1932-1951 Ford Flathead Engine Motor Mount Cups Set** (part number **NOS New Old Stock**) has both advantages and drawbacks, depending on your project goals, budget, and priorities. Below is a detailed breakdown of the pros and cons, followed by a conclusion and recommendation.

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### **Pros of Buying This NOS Motor Mount Cups Set**

1. **Authentic Period-Correct Fitment**

The Doan brand was a trusted manufacturer of automotive parts during the 1930s 1950s, and these motor mount cups are designed specifically for **1932 1951 Ford Flathead V8 engines**. Using NOS parts ensures an exact fit with original specifications, reducing the risk of compatibility issues that can arise with aftermarket or modern replicas.

2. **High-Quality Materials and Craftsmanship**

NOS parts are typically made from the same materials and to the same standards as original equipment. Doan was known for durable cast iron or steel components, which means these cups should be robust and resistant to wear over time, especially if the engine is restored or used in a classic car.

3. **Preservation of Originality for Restoration Projects**

If you are restoring a **1932 1951 Ford** to showroom condition or for concours-level competition, NOS parts are highly desirable. They contribute to the car s authenticity and can increase its value, especially in the eyes of purists or collectors who prioritize originality.

4. **Compatibility with Original Suspension and Frame**

The motor mount cups interface directly with the engine s saddles and the vehicle s frame. Since they were designed for this specific era, they integrate seamlessly with the original suspension geometry, steering linkage, and frame rails, avoiding the potential misalignment or handling issues that can occur with aftermarket parts.

5. **Reliability and Proven Performance**

These parts have been used in thousands of Flathead engines over decades, proving their durability. Many owners report that NOS motor mount cups hold up well under normal driving conditions, especially if the engine is maintained properly.

6. **Ease of Installation**

Because they are designed for the original application, installation is straightforward no modifications to the engine or frame are typically required. This saves time and labor compared to custom or aftermarket solutions.

7. **Aesthetic Consistency**

For enthusiasts who value the look of a fully original or period-correct build, NOS parts match the visual integrity of the engine bay. This is particularly important for cars that are displayed or driven in classic car meets.

8. **Potential for Increased Resale Value**

In the classic car market, authenticity is a major selling point. A restored Flathead with NOS motor mount cups may command a higher price or attract more serious buyers than one with aftermarket replacements.

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### **Cons of Buying This NOS Motor Mount Cups Set**

1. **High Cost Relative to Aftermarket Alternatives**

NOS parts are significantly more expensive than modern or aftermarket equivalents. The price reflects their age, rarity, and the labor involved in sourcing them. For example, a NOS Doan motor mount cups set may cost **$100 $300 or more**, depending on condition and availability, whereas an aftermarket set could be **$20 $50**.

2. **Limited Availability and Lead Times**

NOS parts are not mass-produced, and inventory can be scarce. Finding a seller with the exact part number (20-1270) in good condition may require searching multiple online marketplaces (eBay, Craigslist, specialty forums) or contacting classic car part brokers. This can lead to delays, especially if you re on a tight timeline for a project.

3. **Condition Variability**

- **Surface rust** (common in older parts, especially if stored in damp environments).

- **Worn or pitted threads** (if the cups were used in a high-mileage engine).

- **Cracks or deformities** (from age or improper handling).

Inspecting the parts in person or requesting detailed photos/videos is essential to avoid purchasing damaged goods.

4. **Potential for Incompatibility with Modified Engines**

If your Flathead engine has been modified (e.g., crankshaft extensions, custom manifolds, or altered saddles), the NOS motor mount cups may not fit perfectly. Aftermarket cups or custom machining might be necessary, adding to the cost.

5. **Maintenance and Upkeep Requirements**

- **Rust prevention** (applying penetrating oil or anti-rust coatings if stored long-term).

- **Regular inspection** for wear or loosening, especially if the engine sees heavy use.

- **Potential for seizing** if the cups are dry-rotted or lack lubrication.

6. **Ethical and Environmental Concerns**

Purchasing NOS parts contributes to the depletion of original inventory. Some enthusiasts argue that this accelerates the loss of historical parts, making it harder for future restorers to find authentic components. If sustainability is a concern, aftermarket or reproduction parts may be a more responsible choice.

7. **Risk of Counterfeit or Misrepresented Parts**

The NOS market is not regulated, and there is a risk of receiving **reproduction parts** labeled as NOS or parts that have been **reconditioned and relabeled**. Always verify the seller s reputation, ask for proof of authenticity (e.g., original packaging, serial numbers), and inspect the parts thoroughly.

8. **Not Necessary for Every Project**

If your goal is **performance, reliability, or cost efficiency** rather than strict authenticity, aftermarket motor mount cups (e.g., from **Evinrude, Edelbrock, or modern reproduction brands**) may offer equivalent or superior performance at a fraction of the cost. For example:

- Aftermarket cups are often **heavier-duty** and designed for modern driving conditions.

- They may include **modern gaskets or coatings** for better sealing and rust resistance.

- Installation is often simpler, with clear instructions and tooling.

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### **Conclusion**

- You prioritize **authenticity and originality** for a restoration project.

- You are willing to pay a premium for **period-correct parts** that enhance the car s value and appeal.

- You have the **time and patience** to source high-quality NOS parts and inspect them carefully.

- Your engine is **stock or minimally modified**, ensuring compatibility.

- You are on a **tight budget** and can achieve similar results with aftermarket alternatives.

- You need **parts quickly** and are willing to compromise on authenticity.

- Your engine has **significant modifications** that may require customization.

- You are more concerned with **performance or reliability** than historical accuracy.

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### **Recommendation**

**Purchase the NOS Doan set** if you can find a reputable seller with parts in excellent condition. The investment in authenticity will pay off in the long run, especially if you plan to sell or display the car. Prioritize sellers with **verified NOS listings** (e.g., those who include original packaging, serial numbers, or provenance).

- **Better value** for the money.

- **Modern improvements** (e.g., rust-resistant coatings, easier installation).

- **Wider availability** with faster shipping.

Brands like **Evinrude** or **Ford Performance** also provide **OEM-style parts** that are nearly as authentic as NOS but more reliable.

- **Inspect the parts in person** if possible, or request **high-resolution photos/videos** of the cups from multiple angles.

- Ask the seller for **proof of authenticity** (e.g., original Doan labels, service records).

- Consider **buying from a trusted classic car parts broker** (e.g., **Classic Parts Warehouse, Ford Parts Warehouse**) who specializes in NOS inventory.

If the NOS set is out of budget, look for **used NOS parts** in slightly lower condition (e.g., "NOS-ish" or "restored NOS"). Many sellers offer these at a discount, and with proper inspection, they can still be a good fit.

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### **Final Verdict**

The **Doan NOS motor mount cups set** is a **premium choice** for Flathead enthusiasts who demand authenticity, but it is not the only viable option. Weigh the **cost, availability, and your project s goals** carefully before deciding. For most drivers, a **high-quality aftermarket set** will provide excellent performance without the premium price tag. However, for those restoring a car to **showroom condition**, the NOS investment is justified.

Details:

They fit a variety of early Ford vehicles so please compare measurements. Both are brand new and not rusty or damaged.

part #: 201270 prices

• $34.99-$59.00

specifications engimou:

• for makes: Ford
• for years: 1932-1951
• brand: Doan
• mpn: 20-1270
• type: Engine Mount Kit
• items included: Engine Mount, Washers
• vintage part: Yes
• country of origin: United States

seller engimou:

• city: Fayetteville, Georgia
• # reviews: 11041
• rating: 99.9%

returns engimou:

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

general engimou:

• Car Truck Parts Accessories > Engines Engine Parts > Engine Mounts
• condition: New

shipping engimou:

• carrier: USPS
• cost: $0.00
• service: USPS Ground Advantage, USPS Priority Mail, USPS Priority Mail Express
• type: Calculated
• transit: 4-9 Days
• class: Standard, Expedited

offer engimou:

• started: March 21, 2026
• availability: In Stock
• options: Ship-to-home
• best offers: True
• sold: 0

payments engimou:

• cash
• credit card: Discover
• other
• wallet: Paypal

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