fits model: Vfr700f, Vfr750f, Interceptor, Boss. make: Honda. year: 1986–1987.

( Manufacturer Part Number: 37211-ML7-671 ), ( Part Type: Speedometer Drive Elbow ), ( Vintage Part: Yes ), ( Country Of Origin: Japan )
The **Honda 37211-ML7-671 Vintage Speedometer Drive Elbow Boss** is a meticulously crafted, high-quality replacement part designed specifically for the legendary **1986 and 1987 Honda VFR700F and VFR750F Interceptor** models. This precision-engineered component serves as the essential interface between the speedometer drive mechanism and the motorcycle s transmission, ensuring accurate speed readings while maintaining optimal alignment and functionality. Crafted from durable, heat-treated steel, this elbow boss is built to withstand the rigors of daily riding, offering long-lasting reliability and resistance to wear, corrosion, and fatigue. The part features a clean, polished finish that not only enhances its aesthetic appeal but also ensures a smooth, interference-free fit with the original speedometer drive shaft and transmission housing. Whether restoring a classic VFR to its former glory or performing routine maintenance, this genuine Honda replacement eliminates the need for aftermarket compromises, delivering the same level of performance and fit as the original equipment. Its compatibility with both the **VFR700F** and **VFR750F** models makes it a versatile solution for riders seeking authenticity and precision in their restoration or upgrade projects. With its robust construction and seamless integration, this elbow boss is an indispensable component for any enthusiast aiming to preserve the integrity and performance of their beloved Honda Interceptor.
### **Pros and Cons of Buying a Honda VTG (1986-1987 VFR700F/VFR750F Interceptor) Speedometer Drive Elbow (Part #37211-ML7-671)**
The **Honda VTG (Variable Timing Gearbox)** system, particularly the **speedometer drive elbow boss (part #37211-ML7-671)**, is a critical component for the **1986-1987 VFR700F and VFR750F Interceptor** models. Below is a detailed breakdown of the advantages and disadvantages of purchasing this part, along with a conclusion and recommendation.
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### **Pros of buying a Speedometer Drive Elbow Boss (37211-ML7-671)**
1. **Essential for Speedometer Functionality**
- The speedometer drive elbow boss connects the **speedometer cable** to the **VTG system**, ensuring accurate speed readings. Without it, the speedometer will not work, making the bike unsafe for road use.
2. **OEM Replacement Ensures Reliability**
- Honda s original parts are designed to match the bike s specifications, reducing the risk of compatibility issues or premature failure. Aftermarket alternatives may not fit as securely or last as long.
3. **Prevents Further Damage to the VTG System**
- The VTG system is complex, and a failing speedometer drive elbow can lead to **misalignment or excessive wear** in the timing components. Replacing it early prevents more costly repairs down the line.
4. **Easy to Install**
- The part is relatively straightforward to replace, requiring only basic tools. Most mechanics or experienced riders can install it in under an hour with minimal disassembly.
5. **Commonly Available**
- Since the VFR700F/VFR750F is a well-documented model, the **37211-ML7-671** is widely stocked by Honda dealers and aftermarket suppliers. Finding a replacement is rarely an issue.
6. **Cost-Effective Compared to Full VTG Overhaul**
- Replacing just the speedometer drive elbow is significantly cheaper than a full **VTG rebuild**, which can cost **$300 $600 ** depending on labor and parts. The elbow itself typically costs **$20 $50** from Honda or trusted suppliers.
7. **Improves Ride Safety**
- A non-functioning speedometer is a **major safety hazard**, especially at highway speeds. Ensuring this part is in working order helps maintain proper speed control.
8. **Prevents Secondary Issues**
- If the speedometer cable is constantly rubbing or misaligned due to a worn elbow, it can **damage the cable or VTG housing**, leading to leaks or binding. Replacing the elbow resolves this before it escalates.
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### **Cons of buying a Speedometer Drive Elbow Boss (37211-ML7-671)**
1. **Potential for Counterfeit Parts**
- Some aftermarket sellers may offer **fake or low-quality replicas** that don t fit properly or fail quickly. Buying from **unverified sources** increases the risk of receiving a substandard part.
- **Mitigation:** Purchase from **Honda-authorized dealers, reputable online marketplaces (eBay, RockAuto with verified sellers), or trusted bike parts stores**.
2. **May Require Additional Adjustments**
- If the **VTG system is already worn or misaligned**, replacing just the elbow may not fully resolve speedometer issues. The **cable tension, timing chain, or VTG housing** might need attention as well.
- **Mitigation:** Inspect the **VTG system** (timing chain, housing, and seals) while the bike is disassembled to catch any hidden problems.
3. **Labor Costs if Professional Installation is Needed**
- While the part itself is inexpensive, **labor costs** (if taking it to a shop) can add up, especially if the mechanic charges by the hour. A full VTG service might be more economical if other components need replacement.
- **Mitigation:** If comfortable with mechanical work, **DIY installation** is feasible with proper guides.
4. **Limited Longevity in High-Mileage Bikes**
- On **high-mileage VFR700F/750F models (over 50,000 miles)**, the **VTG housing and seals** may already be degraded. Replacing just the elbow provides a **short-term fix** but may not last long if the rest of the system is failing.
- **Mitigation:** Consider a **VTG rebuild** if the bike has extensive mileage or symptoms like **oil leaks, rough shifting, or timing issues**.
5. **Risk of Overlooking Underlying Problems**
- If the **speedometer cable is frayed, the VTG housing is cracked, or the timing chain is stretched**, replacing just the elbow won t solve the root cause. The bike may still exhibit **speedometer inaccuracy or VTG malfunctions**.
- **Mitigation:** **Diagnose the VTG system thoroughly** before purchasing the part to avoid wasting money on a partial fix.
6. **Potential for Misalignment After Replacement**
- If not installed correctly, the **speedometer drive elbow** can cause the **cable to bind or misalign**, leading to **erratic speed readings or premature wear**.
- **Mitigation:** Follow **Honda s service manual** or a **step-by-step installation guide** to ensure proper alignment.
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### **Conclusion**
The **Honda 37211-ML7-671 speedometer drive elbow boss** is a **practical and cost-effective replacement** for bikes with **speedometer failures** in the **1986-1987 VFR700F/VFR750F Interceptor**. It is an **essential part for safety and functionality**, and its replacement is relatively simple compared to more complex VTG repairs.
However, **buyers must be cautious** about:- **Avoiding counterfeit parts** by sourcing from reputable dealers.
- **Checking the overall condition of the VTG system** to prevent recurring issues.
- **Considering a full VTG service** if the bike has high mileage or other symptoms of wear.
For **most riders with minor speedometer issues**, this part is a **wise investment** that restores basic functionality without major expense. For **high-mileage bikes with multiple VTG problems**, a more comprehensive repair may be necessary.
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### **Final Recommendation**
**Buy the 37211-ML7-671 speedometer drive elbow boss if:**Your bike s speedometer is **completely non-functional** and no other issues are present.
You are **confident in the rest of the VTG system s condition** (no leaks, proper tension, intact housing).
You plan to **install it yourself** or have a mechanic perform a **quick replacement**.
You want a **low-cost, high-impact fix** before considering more extensive repairs.
**Avoid or investigate further if:**The bike has **high mileage (50,000 miles) with other VTG symptoms** (oil leaks, rough shifting, timing chain stretch).
The **speedometer cable or VTG housing is damaged**, suggesting a **full VTG rebuild** is needed.
You are purchasing from an **unverified seller**, risking counterfeit or low-quality parts.
**Best Approach:**1. **Verify the part number** (37211-ML7-671) matches your bike s year and model.
2. **Inspect the VTG system** (timing chain, housing, seals) before buying.
3. **Purchase from a trusted source** (Honda dealer, RockAuto, or a well-reviewed online seller).
4. **Install it promptly** to restore speedometer functionality and prevent further wear.
For **most casual riders**, this part is a **smart, budget-friendly solution** to a common issue. For **serious enthusiasts or high-mileage bikes**, a **VTG rebuild may be more cost-effective long-term**.
All Parts Come as Seen in Pictures and are Sold As Is I Do Take Excellent Pictures, So you Should Be Able to See Blemishes/Damages. COMBINED SHIPPING: I Will Always Combine Shipping. I will Do My Best To Solve Any Problems. While Rare, It Does Happen.
Very Common On Older Handlebar Switches Wire Harnesses. So I Feel The Best Way To Sell Each Part Is By Actual Pictures. Instead Of Paying Two Or More Separate Shipping Charges, I combine It For One Lower Rate. Been Shipping Overseas for 15 Years Now And Have Had No Problems.
Condition: USED, IMPORTANT INFO FOR THIS PART: This Part Is Being Advertised Sold Entirely Per Pictures Small Below, Please VIEW ALL PICTURES Carefully. 1986 - 1987 VFR700-F2. This Used Part May Have Dents, Dings, Breaks, Scratches, Big Scuffs, Deep Holes, Stains, Rust, Corrosion, Pits, Moisture Oxidation Stains/Spots, Dirt, Grime, Dust ,Scrapes Rashes, Broken Wires Connectors, Wire Covering From Old Age Gets Stiff And Cracked. Works Well With No Known Issues.
Fits 1986 Honda VFR750-F. Most Parts Are Cleaned Somewhat Before Being Listed, Sometimes I Detail Used If Needed.