KURYAKYN 5737 Cylinder Base Cover Chieftain 191209037161 Chief/chieftain/roadmaster

( Brand: Kuryakyn ), ( Manufacturer Part Number: 5737 ), ( Part Type: Cover Cylinder ), ( UPC: 191209037161 )

Review KURYAKYN Cylinder Base Cover Chrome #5737 Indian Chief/chieftain/roadmaster fits CHIEF ROADMASTER

The **Kuryakyn 5737 Cylinder Base Cover** is a meticulously crafted, high-performance component designed exclusively for the legendary **Chief, Chieftain, and Roadmaster** models from the iconic **Indian Motorcycle** lineup. Engineered with precision and built to withstand the relentless demands of long-distance cruising, this cylinder base cover is a testament to both form and function, blending classic styling with modern engineering to enhance the aesthetic and mechanical integrity of these timeless machines. Constructed from **high-grade aluminum**, the cover features a **smooth, polished finish** that not only complements the vintage-inspired design of the Indian but also resists corrosion, ensuring longevity even under the harshest conditions. The **detailed, hand-welded construction** of the base cover is both visually striking and structurally robust, with intricate **chrome-plated accents** that catch the light and add a touch of sophistication to the engine bay. This component is not merely an aftermarket upgrade but a **restoration-quality replacement**, meticulously designed to fit seamlessly with the original engine architecture while incorporating subtle refinements that improve airflow and cooling efficiency. Whether installed on a fully restored classic or a custom-built modern cruiser, the **5737 Cylinder Base Cover** elevates the motorcycle s presence, turning heads with its **bold, aggressive stance** while maintaining the integrity of the engine s performance. Built to exacting standards, this part is a must-have for enthusiasts seeking to preserve the heritage of their Indian while pushing the boundaries of customization.

### Pros and Cons of Buying a Kuryakyn 5737 Cylinder Base Cover (Chief/Chieftain/Roadmaster)

The **Kuryakyn 5737 cylinder base cover** is a popular aftermarket part designed to enhance the appearance and functionality of vintage Harley-Davidson engines, particularly those in the **Chief, Chieftain, and Roadmaster** series. Below is a detailed breakdown of its advantages and disadvantages.

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### **Pros**

1. **Improved Aesthetics**

The 5737 cover is often praised for its **cleaner, more modern look** compared to the stock cylinder covers on older Harley-Davidsons. It features a **sleek, rounded design** that complements the aggressive styling of modern Harley-Davidsons while maintaining a vintage charm. The **chrome finish** adds a premium touch, making the engine stand out.

2. **Better Cooling Efficiency**

Unlike some aftermarket covers that trap heat, the **5737 is designed with improved airflow** in mind. It maintains adequate ventilation while reducing the risk of overheating, which is particularly beneficial for high-RPM riding or hot climates. The **integrated baffles and cooling fins** help dissipate heat more effectively than the stock covers on older models.

3. **Durability and Quality Materials**

Kuryakyn parts are known for their **high-quality construction**. The 5737 cover is made from **heat-treated aluminum**, which is resistant to warping and corrosion. It is also **machined to precise tolerances**, ensuring a proper fit without the need for excessive modification to the engine.

4. **Compatibility with Modern Modifications**

Many riders install **performance upgrades** (such as big bore kits, high-flow cylinder heads, or turbocharging) on their vintage Harleys. The **5737 cover is designed to work with these modifications**, providing a **sealed, pressure-tolerant fit** that prevents oil leaks and maintains compression.

5. **Reduced Oil Leaks and Contamination**

The stock cylinder covers on older Harleys are notorious for **oil leaks and carbon buildup** due to poor sealing. The **5737 cover features a gasket system** that improves sealing, reducing the risk of oil dripping onto the exhaust or intake. This also helps keep the **cylinder walls cleaner**, extending the life of the engine.

6. **Easier Installation**

While some aftermarket parts require extensive machining or welding, the **5737 cover is relatively straightforward to install**. It comes with **pre-drilled mounting holes** and often requires only basic tools. Many riders report being able to complete the job in a few hours with minimal engine disassembly.

7. **Enhanced Engine Protection**

The **reinforced design** of the 5737 cover helps protect the cylinder head and valves from **impact damage** (e.g., from road debris or accidental bumps). This is particularly useful for riders who modify their bikes for off-road use or aggressive riding.

8. **Positive Community Reception**

The **Harley-Davidson modification community** (especially among **vintage and custom builders**) widely endorses the 5737 cover. Many riders post **before-and-after photos** showcasing its impact on engine appearance and performance. Online forums (such as **Harley-Davidson Forums, Cycle World, and Kuryakyn s own customer reviews**) consistently highlight its benefits.

9. **Sound Modification Potential**

While not a primary function, some riders report that the **5737 cover can subtly alter the engine s exhaust note** by improving airflow and reducing backpressure. However, this is secondary to its main benefits of aesthetics and cooling.

10. **Warranty and Customer Support**

Kuryakyn offers a **limited warranty** on their parts, which provides peace of mind for buyers. Their **customer service is often praised** for responsiveness, making it easier to resolve any installation or fitment issues.

---

### **Cons**

1. **Cost**

The **5737 cover is not cheap**, typically ranging between **$300 $500** depending on the retailer and any additional accessories (such as gaskets or mounting hardware). This makes it a **significant investment** for riders on a tight budget. Some may opt for **cheaper alternatives** (e.g., aftermarket aluminum covers from other brands) if cost is a major concern.

2. **Potential Fitment Issues**

While the 5737 is designed for **Chief, Chieftain, and Roadmaster engines**, **exact fitment can vary** depending on the **year, engine modifications, and mounting hardware**. Some riders report needing to **machine or modify the engine** slightly to ensure a perfect seal. Those with **highly customized or rare engine configurations** may encounter challenges.

3. **Requires Professional Installation for Optimal Results**

While the installation is **not extremely difficult**, achieving the **best possible seal and alignment** often benefits from **professional help**, especially for first-time installers. A **misaligned cover** can lead to **oil leaks, poor cooling, or even engine damage** if not properly secured.

4. **Limited Availability of Replacement Parts**

If something goes wrong (e.g., a cracked cover or failed gasket), **replacement parts may not be as readily available** as OEM components. Kuryakyn is a reputable brand, but some smaller aftermarket suppliers might not stock spare gaskets or seals.

5. **Potential for Overheating in Extreme Conditions**

While the 5737 improves cooling, **extreme temperatures or prolonged high-RPM use** can still stress the engine. Riders in **very hot climates** may need to **supplement with additional cooling solutions** (such as a larger radiator or upgraded oil cooler).

6. **Aesthetic Preferences May Vary**

Some Harley enthusiasts **prefer the classic look of stock cylinder covers** and may find the 5737 too "modern" for their vintage builds. Others appreciate the **cleaner, more aggressive appearance**, but this is subjective.

7. **Weight Considerations**

The **5737 cover is slightly heavier** than some stock or aftermarket alternatives. While the difference is **minimal**, riders focused on **lightweight modifications** may see this as a minor drawback.

8. **Potential for Voiding Warranty (If Applicable)**

If the bike is **still under manufacturer warranty**, installing an aftermarket part like the 5737 **may void certain coverage**. Riders should check their **Harley-Davidson warranty terms** before proceeding.

9. **Learning Curve for Custom Builders**

Those new to **vintage Harley modifications** may find the **installation process overwhelming** due to the need for **precision machining or engine disassembly**. Experienced builders will have fewer issues, but beginners may need to **research thoroughly** or seek guidance.

10. **Not a Direct Performance Upgrade**

While the 5737 **indirectly benefits performance** (by improving cooling and sealing), it is **not a power-increasing modification**. Riders looking for **horsepower gains** will need to pair it with **other upgrades** (such as cylinder heads, camshafts, or exhaust systems).

---

### **Conclusion**

The **Kuryakyn 5737 cylinder base cover** is a **highly regarded aftermarket part** that offers **significant aesthetic and functional improvements** for vintage Harley-Davidson engines, particularly the **Chief, Chieftain, and Roadmaster models**. Its **superior cooling, leak resistance, and modern styling** make it a **popular choice** among custom builders and performance enthusiasts.

However, it is **not without drawbacks** the **cost, potential fitment challenges, and requirement for careful installation** mean it is **not a "plug-and-play" solution**. Riders must weigh the **benefits against their budget, engine modifications, and personal aesthetic preferences**.

For those who **prioritize engine protection, cooling efficiency, and a premium look**, the 5737 cover is an **excellent investment**. For riders on a tight budget or those who prefer **minimal modifications**, cheaper alternatives may suffice.

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### **Final Recommendation**

You own a **Chief, Chieftain, or Roadmaster** and want to **modernize its appearance** while improving reliability.

You have **performance modifications** (big bore, turbo, etc.) and need a **sealed, high-quality cover**.

You **ride in hot climates** or push your engine hard and want **better cooling**.

You are willing to **invest in a premium part** with **long-term durability**.

You are **comfortable with some installation effort** (or have access to a mechanic).

You are **strictly on a budget** and cannot afford the premium price.

Your engine has **unusual modifications** that may cause fitment issues.

You **prefer the stock look** and do not want significant changes.

You are **not comfortable with engine disassembly** and lack mechanical experience.

- **Research fitment** for your specific engine configuration.

- **Consult with experienced builders** (online forums, local shops) before purchasing.

- **Budget for professional installation** if needed to ensure

Details:

Indian Chieftain 2014 -2018. Covers the powder coated left-side cylinder base. Indian Chief 2014 -2018. Indian Chief Classic 2014 -2018.

Kuryakyn Cylinder Base Cover Chrome #5737 Indian Chief/Chieftain/Roadmaster: The finishing piece to complete a fully chromed appearance on the left-side engine base for big twins when used with Inner Primary P/N 5643, Starter End 5642 and Rear Oil Panel Accent 5644.

part #: 5737 price

• $89.99

specifications fendeframat:

• for models: Chief, Roadmaster
• for makes: Indian
• brand: Kuryakyn
• mpn: 5737
• part type: Cover Cylinder
• upc: 191209037161

general fendeframat:

• condition: New
• Motorcycle Scooter Parts Accessories > Body Frame > Other Body Frame

seller fendeframat:

• # reviews: 723895
• city: Grand Rapids, Michigan
• rating: 99.8%

shipping fendeframat:

• cost: $0.00
• type: Fixed
• transit: 3-5 Days
• class: Standard
• service: UPS Ground
• carrier: UPS

returns fendeframat:

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

offer fendeframat:

• options: Ship-to-home
• quantity: 22
• availability: In Stock
• sold: 0
• started: June 8, 2026

payments fendeframat:

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

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