SUZUKI 12912-17D00 Nos Exhaust Valve R750

( Manufacturer Part Number: 12912-17D00 ), ( Part Type: Valve Exhaust ), ( Country Of Origin: Japan ), ( Oe/oem Part Number: 12912-17c00 )

Review SUZUKI Nos Oem Exhaust Valve fits GSX 1988–1990

The **Suzuki 12912-17D00 NOS Exhaust Valve** is a meticulously preserved, high-performance component designed exclusively for the **1988 1990 Suzuki GSX-R750**, a legendary motorcycle known for its razor-sharp handling, aggressive styling, and groundbreaking racing pedigree. This **new-old-stock (NOS) exhaust valve** is a critical part of the bike s engine, ensuring optimal combustion efficiency, power delivery, and reliability key factors that define the GSX-R750 s reputation as a track-focused machine. Crafted from **high-grade, heat-treated steel**, this valve is engineered to withstand the extreme temperatures and pressures generated by the **748cc, liquid-cooled, DOHC (Dual Overhead Camshaft) inline-four engine**, which was Suzuki s first foray into the supersport class. The valve s precise **lift and duration specifications** are tailored to complement the GSX-R750 s **11mm intake and 9mm exhaust ports**, allowing for a near-perfect balance between airflow and valve train durability. Whether you re restoring a classic race bike, fine-tuning a showroom-stock GSX-R for track days, or simply maintaining the integrity of a museum-quality example, this **authentic NOS valve** ensures that every aspect of the engine operates with the same precision as it did when the bike was new. Its **sealed, unopened condition** guarantees that it has never been installed or exposed to wear, making it an ideal replacement for a valve that may have degraded over time due to carbon buildup, heat fatigue, or improper maintenance. For enthusiasts who demand nothing less than perfection in their restoration or modification projects, this **12912-17D00 exhaust valve** is a testament to Suzuki s engineering excellence a small but vital component that plays a pivotal role in unleashing the full potential of one of the most influential motorcycles of the late 20th century.

### **Pros and Cons of Buying a 1988-1990 Suzuki GSX-R750 (12912-17D00 NOS Exhaust Valve)**

#### **Pros**

1. **Classic Performance and Handling**

The GSX-R750 from this era is widely regarded as one of the best sportbikes of its time. It introduced revolutionary aerodynamics, lightweight construction, and advanced suspension for its era, making it a nimble and responsive machine. Its chassis and engine design remain highly regarded even by modern standards.

2. **Strong Engine with Potential for Modifications**

The 750cc inline-four engine is reliable and produces a smooth, high-revving power delivery. With proper maintenance, it can last for decades. Many enthusiasts enjoy restoring or modifying these bikes, which allows for upgrades like performance exhausts, carburetor tuning, or even modern fuel injection conversions.

3. **Nostalgic and Collectible Value**

The GSX-R750 is a legendary bike in motorcycle history, especially the early models (1988-1990). Its rarity, especially with original components like the NOS exhaust valve, adds to its appeal for collectors and enthusiasts. Owning one can be a point of pride for riders who appreciate classic machinery.

4. **Strong Community and Support**

There is a large and active community of GSX-R750 owners, restorers, and racers. This means you ll find plenty of resources, forums, parts, and advice for maintenance, repairs, and modifications. Many aftermarket parts and restoration kits are available, making it easier to keep the bike in top condition.

5. **Potential for High Resale Value**

If maintained well, a restored or well-preserved 1988-1990 GSX-R750 can appreciate in value, especially if it retains original components or has a clean title. Some models with low mileage and original parts sell for premium prices among collectors.

6. **Lightweight and Agile**

The GSX-R750 was designed to be lightweight for its class, making it highly maneuverable and fun to ride on twisty roads. Its compact size and balanced weight distribution make it easier to handle than many modern sportbikes, which can be heavier and more complex.

7. **Reliability with Proper Care**

Suzuki s inline-four engines are known for durability, especially when maintained regularly. With oil changes, valve adjustments, and other routine upkeep, these engines can easily exceed 100,000 miles. The NOS exhaust valve suggests the bike may have been well-preserved or restored, which is a positive sign.

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#### **Cons**

1. **High Maintenance Requirements**

Classic bikes like the GSX-R750 require more frequent and meticulous maintenance compared to modern motorcycles. Components like carburetors, belts, and suspension parts wear out faster and may need more frequent replacements. Ignoring maintenance can lead to costly repairs or engine failure.

2. **Outdated Technology**

The bike lacks modern conveniences such as electronic fuel injection (EFI), ABS, traction control, or advanced suspension systems. This means you ll have to rely on manual tuning (e.g., carburetor adjustments) and may experience less consistent performance in varying conditions. Riding in wet or extreme conditions can be less forgiving than on a modern bike.

3. **Parts Availability and Cost**

While parts are available, some components (especially original or high-quality aftermarket parts) can be expensive. Replicas or modern alternatives may not fit or perform as well as original parts. Restoring the bike to factory spec can be costly, especially if you want to use original or NOS components.

4. **Riding Experience Limitations**

The lack of modern rider aids (e.g., slipper clutches, quickshifters, or advanced ergonomics) can make long rides or high-speed cruising less comfortable. The bike s design prioritizes agility over comfort, which may not suit riders who prioritize long-distance touring or relaxed riding.

5. **Potential for Hidden Issues**

A bike from this era may have hidden problems such as worn-out bearings, seized valves, or rusted frames if it hasn t been properly stored or maintained. A thorough inspection by a trusted mechanic is essential before purchasing, especially if the bike has high mileage or lacks a service history.

6. **Insurance and Registration Challenges**

Classic bikes often have higher insurance premiums due to their value and potential for theft. Additionally, some regions have stricter regulations for vintage motorcycles, which may require additional paperwork or compliance with modern safety standards (e.g., lighting, mirrors).

7. **Learning Curve for Modern Riders**

The GSX-R750 s manual controls (e.g., manual choke, manual throttle, no electric start) may feel outdated to riders accustomed to modern bikes. Adjusting to these controls can take time, and some riders may find them less convenient than electronic counterparts.

8. **Environmental and Emissions Concerns**

The bike s carbureted engine does not meet modern emissions standards, which could limit its legality in some areas or require modifications to pass inspections. Riding it in environmentally sensitive zones may also be restricted.

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### **Conclusion**

Buying a 1988-1990 Suzuki GSX-R750 with a NOS exhaust valve is a fantastic choice if you appreciate classic motorcycles, enjoy the thrill of riding a piece of history, and are willing to invest time and effort into maintaining it. The bike s legendary reputation, potential for modifications, and strong community make it a rewarding project for enthusiasts. However, it is not a "plug-and-play" machine; it demands regular upkeep, patience, and a willingness to troubleshoot.

If you prioritize modern convenience, reliability, and low maintenance, a newer sportbike might be a better fit. But if you re passionate about restoring or riding a classic, the GSX-R750 offers an unmatched riding experience and a sense of ownership over a true icon of motorcycle engineering.

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### **Recommendation**

- You have experience with classic bikes or are willing to learn.

- You enjoy restoring or modifying motorcycles and don t mind spending time on maintenance.

- You value the bike s historical significance and are prepared for its quirks.

- You can afford potential repair costs and have access to a trusted mechanic.

- You plan to ride it responsibly and store it properly to preserve its condition.

- You want a hassle-free, modern riding experience with minimal upkeep.

- You lack mechanical skills or time to dedicate to maintenance.

- You cannot justify the cost of parts, insurance, or potential repairs.

- You prioritize long-distance comfort or modern safety features over agility and nostalgia.

Before purchasing, inspect the bike thoroughly (engine, frame, suspension, electricals) and get a pre-purchase inspection from a Suzuki specialist. Ensure the NOS exhaust valve is genuine and not a replica. If possible, test-ride the bike to confirm it handles and performs as expected. With the right approach, a GSX-R750 can be an incredibly rewarding and enjoyable motorcycle for decades to come.

Details:

Brand new, genuine Suzuki. Model lists are for reference only and may not be complete.

part #: 1291217d00 prices

• $150.00-$309.99

specifications intakefuelmotorcycle:

• for models: Gsx
• for makes: Suzuki
• for years: 1988-1990
• mpn: 12912-17d00
• part type: Valve Exhaust
• country of origin: Japan
• oe/oem part number: 12912-17c00

general intakefuelmotorcycle:

• condition: New other see details
• Motorcycle Scooter Parts Accessories > Air Intake Fuel Delivery > Other Air Intake Fuel Delivery

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• cost: $5.20
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• transit: 4-10 Days

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• policy: Returns Accepted

offer intakefuelmotorcycle:

• quantity: 1
• sold: 0
• started: April 6, 2026
• options: Ship-to-home
• best offers: True
• availability: In Stock

seller intakefuelmotorcycle:

• # reviews: 1855
• city: Houston, Texas
• rating: 99.9%

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