YAMAHA 90891-70007-00 Carburetor Nos Kit

( Part Type: Carburetor ), ( UPC: 908917000700 )

Review YAMAHA New Oem Carburetor Modification Kit Nos

The **Yamaha 90891-70007-00 Carburetor Kit (NOS New Old Stock)** is a meticulously preserved, high-performance component designed to restore or enhance the throttle response, fuel efficiency, and overall engine performance of select Yamaha outboard motors, particularly those from the mid-to-late 20th century. This kit represents a true piece of automotive heritage, sourced directly from Yamaha s original production lines, ensuring unmatched authenticity and reliability. Crafted with precision engineering, the carburetor features a robust **Z-jetronics** or **Z-carburetor** design, depending on the model application, complete with a polished aluminum body, chrome-plated internals, and a durable rubber gasket system that maintains a perfect seal under varying operating conditions. The kit includes all essential components such as the **throttle body, choke mechanism, idle mixture screw, and pilot jet**, all of which are free from wear, corrosion, or degradation, guaranteeing seamless integration with the engine s intake system. Whether used for a classic Yamaha outboard from the 1970s or 1980s such as the **Yamaha F90, F115, or F150 series** this NOS carburetor kit delivers the same dependable performance that Yamaha engineers originally intended, without the compromises of aftermarket replicas. Its inclusion of **OEM-grade gaskets, a clean fuel passage, and a properly calibrated idle mixture** ensures that the engine runs smoothly from startup to full throttle, making it an ideal choice for restoration projects, performance tuning, or as a reliable replacement for a failing original unit. For enthusiasts and mechanics who value authenticity and performance, this kit is a testament to Yamaha s legacy of innovation in marine propulsion.

### **Pros and Cons of buying a Yamaha 90891-70007-00 Carburetor Kit (New Old Stock - NOS)**

1. **High Quality and Reliability** Yamaha is known for manufacturing durable, precision-engineered carburetors. This NOS kit retains the original build quality, ensuring better performance and longevity compared to aftermarket or heavily used replacements.

2. **Exact Fitment** The part number (90891-70007-00) is designed specifically for certain Yamaha engines (likely older models such as the YZF-R1, FZR600, or similar). This eliminates compatibility issues that can arise with generic or mismatched carburetor kits.

3. **Minimal Wear and Tear** Since it is NOS (New Old Stock), the carburetor has not been installed or used before. This means the internals, jets, and seals are still in factory condition, reducing the risk of clogging or premature failure.

4. **Easier Tuning and Adjustment** A fresh carburetor allows for a clean setup, making it easier to calibrate fuel mixture, idle speed, and throttle response. This can improve engine performance and fuel efficiency compared to a worn-out or modified carburetor.

5. **Long-Term Cost Savings** While the upfront cost may be higher than some aftermarket alternatives, the longevity and reliability of a Yamaha NOS carburetor can save money in the long run by avoiding frequent replacements or costly repairs.

6. **Preservation of Original Performance** If you are restoring or maintaining a classic or high-performance bike, using an original Yamaha carburetor kit helps retain the intended factory specifications, ensuring authentic performance.

7. **Easier to Find Replacement Parts** Since it s a genuine Yamaha part, finding replacement jets, gaskets, or seals is straightforward, which is not always the case with aftermarket carburetors.

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1. **Higher Initial Cost** NOS parts are typically more expensive than aftermarket or used alternatives. This may be a significant investment, especially if you are on a tight budget.

2. **Limited Availability** Yamaha NOS parts may not be as widely stocked as more common aftermarket components. You might need to order from specialty suppliers or wait for restocks, which can delay repairs or modifications.

3. **Potential for Overkill** If you are working on an older or heavily modified bike, a brand-new carburetor kit might be more than necessary. In such cases, a refurbished or aftermarket carburetor could be a more cost-effective solution.

4. **Learning Curve for Installation** Carburetors require precise assembly and tuning. If you lack experience, installing a NOS carburetor may require professional help, adding to the overall cost.

5. **Compatibility Concerns (If Misapplied)** While this specific part number is designed for certain Yamaha models, double-checking your engine s exact specifications is crucial. Using the wrong carburetor kit could lead to poor performance, stalling, or even damage.

6. **Environmental and Handling Considerations** NOS parts are often stored in sealed packaging to preserve their condition. If not handled carefully, the packaging (e.g., plastic wrap, foam) can be damaged, potentially exposing the carburetor to contaminants.

7. **Depreciation Risk** If you are buying this for a bike that may lose value over time (e.g., a classic or high-mileage model), investing in a NOS carburetor may not yield long-term financial benefits.

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The Yamaha 90891-70007-00 carburetor kit (NOS) is an excellent choice if you prioritize **reliability, precision, and long-term performance** for your Yamaha engine. Its high-quality build, exact fitment, and minimal wear make it ideal for restorations, high-performance applications, or when you want to ensure optimal engine function. However, the **higher cost and potential availability issues** may make it less practical for casual riders or those working on budget-friendly projects.

If your primary goal is **cost efficiency, ease of access, or a non-critical replacement**, an aftermarket or refurbished carburetor might suffice. But if you are committed to maintaining or enhancing the original performance of your Yamaha bike and can justify the investment this NOS kit is a strong recommendation.

- You are restoring or maintaining a classic Yamaha bike and want authentic performance.

- You are working on a high-performance or competition bike where reliability is critical.

- You are willing to invest in a long-term solution that reduces future maintenance issues.

- You have verified that this part number matches your engine s specifications exactly.

- You are on a tight budget and need a more affordable option.

- Your bike is heavily modified, and a standard carburetor may not be necessary.

- You lack experience with carburetor installation and tuning, making professional help a requirement.

Ultimately, the decision depends on your priorities whether you value **quality and longevity** over immediate cost savings. For most serious Yamaha enthusiasts, the NOS kit is a worthwhile investment.

Details:

Item Overview. Condition: New. Included: Carburetor Modification Kit. All parts are unused, dealer-sourced, and classified as New Old Stock NOS.

Brands include Yamaha, Ford, Polaris, Mack, Arctic Cat as the brands, and many more including parts for Motorcycles, Small Engines, marine.

part #: 908917000700 prices

• $19.98-$40.00

specifications jetskiintakeez:

• for makes: Yamaha
• part type: Carburetor
• upc: 908917000700

shipping jetskiintakeez:

• cost: $0.00
• service: USPS Ground Advantage, USPS Priority Mail Flat Rate Envelope, UPS Next Day Air, UPS 2nd Day Air
• type: Calculated
• transit: 4-8 Days
• carrier: USPS, UPS
• class: Standard, Expedited, One-day

payments jetskiintakeez:

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

returns jetskiintakeez:

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

offer jetskiintakeez:

• best offers: True
• availability: In Stock
• options: Ship-to-home
• quantity: 1
• started: June 4, 2026
• sold: 0

general jetskiintakeez:

• condition: New
• Parts Accessories > Personal Watercraft Parts > Intake Fuel Systems

seller jetskiintakeez:

• city: Ashaway, Rhode Island
• # reviews: 139668
• rating: 99.9%

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