KAWASAKI 99970-0070 Throttle Screw Nos Kit

( Manufacturer Part Number: 99970-0070 ), ( Part Type: Throttle Screw )

Review KAWASAKI New Oem Throttle Screw Kit Nos

The **Kawasaki 99970-0070 Throttle Screw Kit** is a precision-engineered aftermarket component designed specifically for Kawasaki engines, offering enthusiasts and mechanics a reliable solution for adjusting throttle response with unmatched accuracy and durability. This high-quality kit is meticulously crafted to replace or complement the stock throttle linkage, ensuring smooth, consistent operation while enhancing throttle control and performance. The kit includes a set of carefully machined throttle screws, often featuring a durable stainless steel or hardened alloy construction to resist wear, corrosion, and heat, making it ideal for both street and track applications. Whether you re fine-tuning a stock engine for improved drivability or upgrading a modified setup for sharper throttle response, this kit delivers the precision needed to optimize power delivery and reduce lag. The design is engineered to fit seamlessly with Kawasaki s throttle cable systems, ensuring compatibility across a range of models, from sport bikes to adventure touring rigs. With its robust build and ease of installation, the **99970-0070 Throttle Screw Kit** is an essential accessory for riders seeking refined throttle control, whether for daily commuting, spirited riding, or competitive racing. Built to withstand the demands of high-performance use, this kit exemplifies Kawasaki s commitment to performance and reliability, providing a straightforward yet effective upgrade for any engine tuning project.

### **Pros and Cons of buying a Kawasaki 99970-0070 Throttle Screw Kit**

The Kawasaki 99970-0070 throttle screw kit is an OEM replacement part designed for Kawasaki engines, particularly those found in models like the KX450, KX250, and other air-cooled and liquid-cooled models. Here are the key advantages:

1. **OEM Quality and Compatibility** This is a genuine Kawasaki part, meaning it meets the manufacturer s specifications for fit, function, and durability. It is designed to integrate seamlessly with Kawasaki engines, reducing the risk of compatibility issues that can arise with aftermarket alternatives.

2. **Reliability and Performance** Kawasaki parts are engineered to maintain the intended performance characteristics of the engine. The throttle screw kit ensures smooth throttle response, proper carburetor or fuel injection calibration, and consistent power delivery, which is critical for both off-road and on-road applications.

3. **Durability** Kawasaki components are built to withstand the stresses of regular use, including high RPMs, vibration, and environmental exposure. The throttle screw kit is likely made from high-quality materials that resist wear, corrosion, and deformation over time.

4. **Ease of Installation** Since it is an OEM part, the installation process is straightforward, especially for someone familiar with basic engine maintenance. Kawasaki provides clear instructions, and the part is designed to fit without extensive modifications.

5. **Warranty Coverage** Purchasing from an authorized Kawasaki dealer or an approved retailer may include warranty protection, offering peace of mind in case of defects or premature failure.

6. **Consistency with Engine Tuning** If you ve had your engine tuned or modified, using an OEM throttle screw kit ensures that the throttle response aligns with the intended settings of the tune. Aftermarket parts may not provide the same level of precision.

7. **Support for Maintenance Routines** Regular replacement of wear-prone parts like throttle screws is part of standard engine maintenance. Using an OEM part ensures you re following Kawasaki s recommended service intervals, which can extend the lifespan of your engine.

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1. **Higher Cost** OEM parts are typically more expensive than aftermarket alternatives. The price reflects Kawasaki s brand reputation, quality control, and warranty support. For budget-conscious buyers, this may be a significant drawback.

2. **Limited Availability** OEM parts may not be as widely stocked as aftermarket components, especially in smaller or specialized retailers. You may need to order it online or visit an authorized Kawasaki dealer, which could involve shipping delays or higher logistics costs.

3. **Overkill for Minor Issues** If the throttle screw is only slightly worn or the issue is minor (e.g., a loose screw rather than a seized or broken one), replacing the entire kit may be unnecessary. In such cases, a cheaper aftermarket replacement or a single screw might suffice.

4. **Potential for Over-Tuning** If you ve recently modified your engine (e.g., with a bigger carburetor, exhaust, or ECU tune), an OEM throttle screw kit might not provide the optimal throttle response for your new setup. In such cases, an aftermarket kit designed for performance tuning could be more beneficial.

5. **Time-Consuming Replacement** Replacing the throttle screw kit requires disassembling parts of the engine or carburetor/fuel system. If you re not comfortable with mechanical work, you may need to pay a mechanic, adding to the overall cost.

6. **No Customization Options** Unlike aftermarket kits, the OEM throttle screw kit does not offer customization options such as different spring rates, linkage lengths, or adjustable resistance. If you re looking to fine-tune throttle feel for racing or aggressive riding, aftermarket alternatives may offer more flexibility.

7. **Environmental and Ethical Considerations** While not a direct con, the environmental impact of purchasing new OEM parts (especially if they re not recycled) may be a concern for some buyers. However, this is more of a personal preference than a practical drawback.

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The Kawasaki 99970-0070 throttle screw kit is a reliable, high-quality choice for anyone looking to maintain or restore their Kawasaki engine to factory specifications. It excels in terms of compatibility, durability, and performance consistency, making it ideal for riders who prioritize OEM standards, warranty coverage, and long-term reliability. However, the higher cost and limited customization options may not justify the purchase for everyone, particularly those on a tight budget or those who have already modified their engine significantly.

For most riders who want a straightforward, no-frills replacement part that ensures their engine runs smoothly and efficiently, this kit is a strong recommendation. If you re open to aftermarket alternatives for cost savings or customization, those options should be explored first. Ultimately, the decision depends on your budget, maintenance goals, and whether you value OEM quality over other factors.

- You want a genuine, high-quality replacement that matches your engine s original specifications.

- You prioritize reliability, warranty coverage, and long-term performance.

- You re not planning to modify your engine further and want to stick to OEM parts.

- You re comfortable with the higher cost and are replacing the part as part of routine maintenance.

- You re looking to save money and are okay with a part that meets or exceeds OEM standards.

- You ve modified your engine and need a throttle kit that aligns with your new setup (e.g., performance-oriented kits).

- You re only experiencing minor issues and don t need a full replacement kit.

- You prefer customization options like adjustable throttle response.

For the average rider maintaining a stock or lightly modified Kawasaki engine, the **Kawasaki 99970-0070 throttle screw kit is the safest and most recommended choice**. However, always verify compatibility with your specific model and consult your engine s manual or a mechanic if you re unsure.

Details:

If the original package is included it may show signs of wear. Pictures: Thumbnails. Items are shipped using USPS, UPS, and FedEx. Throttle Screw Kit is new and in excellent condition, not original packaging.

New OEM Kawasaki 99970-0070 Throttle Screw Kit NOS. All parts are in stock and ready to ship.

part #: 999700070 prices

• $14.99-$34.99

specifications intakefuelmotorcycle:

• for makes: Kawasaki
• mpn: 99970-0070
• part type: Throttle Screw

shipping intakefuelmotorcycle:

• transit: 3-9 Days
• type: Calculated
• class: Standard, Expedited, One-day
• service: USPS Ground Advantage, USPS Priority Mail Flat Rate Envelope, UPS Next Day Air, UPS 2nd Day Air
• carrier: USPS, UPS
• cost: $0.00

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

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• city: Ashaway, Rhode Island
• # reviews: 126873
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offer intakefuelmotorcycle:

• sold: 0
• quantity: 2
• availability: In Stock
• started: February 10, 2026
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general intakefuelmotorcycle:

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

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