MOTO GUZZI 14730706 Bosch Starter Motor Tonti Frames

( Brand: Moto Guzzi ), ( Manufacturer Part Number: 14730706 ), ( Part Type: Starter Motor Frame ), ( Machine Type: Street Motorcycle ), ( Vintage Part: Yes ), ( Compatible Year: 1989, 1988, 1987, 1986, 1985, 1984, 1983, 1982, 1981, 1980, 1979, 1978, 1977, 1976, 1975 ), ( Country Of Origin: Germany )

Review MOTO GUZZI Tested Working Bosch Starter Motor Oem On Tonti Frames fits 1975–1990

The **Moto Guzzi 14730706 Bosch Starter Motor** is a meticulously crafted, high-performance component designed exclusively for the iconic **Tonti frame models** of Moto Guzzi s legendary **1975 1990 era**, including the **V7 Sport, V7 Special, and V7 Racing**. This starter motor is a direct replacement for the original Bosch unit, ensuring seamless integration with the classic Italian engine s intricate electrical system while delivering the robust power required to ignite the air-cooled, twin-cylinder V7 s spirited yet refined character. Engineered with precision, the starter motor features a **heavy-duty solenoid** capable of withstanding the demands of frequent use without sacrificing reliability, a critical consideration for both enthusiasts who cherish their Tonti s originality and restorers seeking to restore peak functionality. Its **copper-plated brushes** and **high-quality commutator** ensure smooth engagement with the flywheel, reducing wear on the starter s internal components and prolonging its operational lifespan. The motor s robust **gear assembly** is designed to handle the V7 s unique crankshaft configuration, providing instant torque to turn over the engine even under cold conditions, a testament to Bosch s engineering prowess in automotive starting systems. For collectors and riders who appreciate the marriage of Italian craftsmanship and German engineering, this starter motor is more than just a functional replacement it s a nod to the mechanical elegance of an era when motorcycles were built to last, perform, and inspire. Whether installed in a showroom-ready classic or a project bike in the midst of restoration, this starter motor guarantees that the soul of the Moto Guzzi Tonti remains as vibrant as the day it was built.

### **Pros and Cons of Buying a Moto Guzzi 14730706 Bosch Starter Motor with Tonti Frames (1975 1990)**

#### **Pros**

1. **Iconic Design and Heritage**

The Moto Guzzi V7 Sport (and related models with Tonti frames) is one of the most recognizable and respected motorcycles of the 20th century. Its timeless, retro styling with the distinctive "Tonti" frame (a later, more refined version of the original) and classic Guzzi aesthetics makes it a desirable collector s item. The brand carries a strong legacy in Italian motorcycle history, particularly in the 1970s and 1980s.

2. **Mechanical Simplicity and Durability**

The V7 Sport engine (a 750cc parallel twin) is known for its robustness and straightforward design. Unlike modern high-revving engines, it relies on torque rather than high RPM, making it forgiving for casual riders. The Bosch starter motor (a later upgrade) eliminates the need for kick-starting, which can be a significant convenience. The Tonti frame (introduced in the late 1970s) improved ride comfort and handling compared to the earlier "classic" frame, reducing stress on the rider.

3. **Reliability of the Bosch Starter Motor**

The Bosch starter motor is a notable improvement over the original electric starter systems found on earlier Guzzi models. It is generally more reliable than the weaker starters found on some other vintage bikes, reducing the risk of failure when starting the engine. This makes the bike more practical for modern use, especially in cold weather.

4. **Modification and Customization Potential**

The Guzzi V7 Sport has a strong aftermarket presence, particularly in the classic and vintage motorcycle community. Parts like carburetors, exhaust systems, and suspension components are widely available. The Tonti frame, in particular, is favored by restorers and customizers for its balance of classic styling and modern ergonomics. Owners can easily upgrade components like the fuel injection system (if retrofitted), suspension, or brakes without losing the bike s character.

5. **Lower Running Costs Compared to Modern Bikes**

Fuel efficiency is decent for a classic bike, and maintenance costs are relatively low if the bike is well-maintained. Spare parts for the V7 Sport are still available, though prices may be higher than for mass-produced modern bikes. The simplicity of the engine also means that repairs are often less complex and less expensive than those required for modern high-tech motorcycles.

6. **Riding Experience and Character**

The V7 Sport offers a unique riding experience, with a smooth, torquey engine that suits both city riding and leisurely touring. The Tonti frame provides better weight distribution and comfort, making it more suitable for longer rides than the earlier, more rigid frames. The bike s weight (around 220 240 kg) gives it stability at speed, though it is not as nimble as a modern sportbike.

7. **Investment Potential**

Well-preserved or restored examples of the V7 Sport with Tonti frames can appreciate in value, especially if they are rare or have historical significance. The bike s status as a classic Italian motorcycle ensures a dedicated market among collectors and enthusiasts.

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#### **Cons**

1. **Age-Related Wear and Maintenance**

Any motorcycle from the 1970s 1990s will require significant maintenance if it has not been well-looked-after. Rust, worn-out suspension, and aging electrical components (such as the starter motor, wiring, or battery) are common issues. The Bosch starter motor, while an improvement, is not immune to failure over time, and replacement parts may be expensive or hard to source.

2. **High Initial Cost**

A restored or well-maintained V7 Sport with Tonti frames can be expensive, often ranging from 8,000 to 20,000 or more, depending on condition, rarity, and provenance. This makes it a significant investment, especially for a bike that may not be practical for daily use.

3. **Limited Practicality for Daily Use**

While the Bosch starter motor improves convenience, the bike s weight, bulk, and lack of modern amenities (such as ABS, disc brakes, or advanced suspension) make it less ideal for daily commuting. The fuel tank capacity (around 18 20 liters) is adequate but not excessive, and the ergonomics may not suit riders of all sizes comfortably.

4. **Part Availability and Restoration Challenges**

While parts are available, some components such as original carburetures, specific frame parts, or electrical components may be difficult to find without sourcing from specialty suppliers or restoring from other bikes. The Tonti frame, though an improvement, still requires careful maintenance to prevent rust and structural issues.

5. **Performance Limitations**

The V7 Sport s engine is powerful for its time (around 55 60 hp), but it lacks the high-revving character of modern bikes. The power delivery is smooth but linear, which may not appeal to riders seeking excitement or high-speed performance. The bike s weight and lack of advanced aerodynamics also limit top-speed capabilities compared to modern sportbikes.

6. **Insurance and Legal Considerations**

Insuring a classic motorcycle can be costly, especially if the bike is valued highly. Additionally, some countries have strict emissions or safety regulations that may require modifications (such as catalytic converters or updated lighting) to keep the bike legally road-legal. These changes can alter the bike s original character.

7. **Rider Skill and Confidence Required**

The V7 Sport s weight and traditional braking system (drum brakes on some models) require a confident rider, particularly when braking hard or cornering at speed. The lack of modern safety features (such as traction control or ABS) means that riders must be experienced to handle the bike safely.

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### **Conclusion and Recommendation**

The Moto Guzzi V7 Sport with a Bosch starter motor and Tonti frames (1975 1990) is a fantastic choice for enthusiasts who appreciate classic Italian motorcycle design, mechanical simplicity, and the joy of riding a piece of automotive history. It is best suited for riders who:

- Value heritage and aesthetics over modern performance.

- Are willing to invest time and money in maintenance and restoration.

- Plan to use the bike primarily for leisure, touring, or as a collector s item rather than daily commuting.

- Enjoy the challenge of working with a vintage machine and are comfortable with its limitations.

**If you are looking for a practical, high-performance, or low-maintenance bike, this is not the right choice.** However, for those who seek a unique, reliable, and stylish classic motorcycle with a strong aftermarket support system, the V7 Sport with Tonti frames remains one of the most desirable Guzzi models of its era.

- **Buy if:** You have experience with vintage motorcycles, are prepared for maintenance, and prioritize character over convenience. Consider purchasing from a reputable restorer or a seller with a full service history.

- **Avoid if:** You need a bike for daily use, lack mechanical experience, or cannot afford the potential restoration costs. In that case, a modern classic or a well-maintained contemporary bike may be a more practical choice.

Ultimately, the V7 Sport is a bike for those who love the past and are willing to embrace its quirks. With proper care, it can provide decades of enjoyment and serve as a testament to Moto Guzzi s engineering legacy.

Details:

OEM Bosch starter Motor and solenoid from an 850-T3. Works great per the bench test, see video. Includes battery cable and mounting bolts as shown. Original equipment on all 850-1000cc Tonti frame bikes 1975 until 1990.

part #: 14730706 prices

• $80.58-$199.00

specifications cyclevintagee:

• for years: 1975-1990
• brand: Moto Guzzi
• mpn: 14730706
• part type: Starter Motor Frame
• machine type: Street Motorcycle
• vintage part: Yes
• compatible year: 1989, 1988, 1987, 1986, 1985, 1984, 1983, 1982, 1981, 1980, 1979, 1978, 1977, 1976, 1975
• country of origin: Germany

general cyclevintagee:

• condition: Used
• Parts Accessories > Motorcycle Scooter Parts Accessories > Other Motorcycle Scooter Parts Accessories

seller cyclevintagee:

• rating: 100.0%
• city: Evansville, Wisconsin
• # reviews: 591

shipping cyclevintagee:

• type: Calculated
• carrier: USPS, UPS
• service: USPS Ground Advantage, UPS Ground Saver
• cost: $10.81
• class: Standard, Economy
• transit: 5-10 Days

payments cyclevintagee:

• other
• wallet: Apple-pay
• credit card: Diners-club

offer cyclevintagee:

• sold: 0
• options: Ship-to-home
• availability: In Stock
• started: February 15, 2026
• quantity: 1

returns cyclevintagee:

• policy: No Returns

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