SKP SKTB1073 Fuel Injection Throttle Body 840120945115

( Brand: Skp ), ( Manufacturer Part Number: SKTB1073 ), ( Manufacturer Warranty: 90 Day ), ( Type: Fuel Injection Throttle Body ), ( UPC: 840120945115 )

Review SKP Fuel Injection Throttle Body Assembly

The **SKP SKTB1073 Fuel Injection Throttle Body** is a high-performance, precision-engineered component designed to elevate the performance, responsiveness, and drivability of fuel-injected engines, particularly those in high-revving, turbocharged, or naturally aspirated applications. Crafted from durable, lightweight materials, this throttle body features a robust **aluminum housing** with a **smooth, aerodynamic contour**, ensuring minimal air restriction while maximizing airflow efficiency. The **mechanical or electronic throttle control (ETC) system** depending on the model provides seamless, precise modulation of airflow, allowing for rapid throttle response, smoother acceleration, and enhanced engine tuning flexibility. Ideal for applications ranging from **high-performance street cars and racing vehicles** to **off-road and modified engines**, the SKTB1073 is engineered to complement modern fuel injection systems, including **sequential multi-port injectors, throttle-by-wire setups, and advanced ECU configurations**.

At its core, the SKTB1073 incorporates a **high-flow throttle blade assembly** with a **smooth, low-friction design**, reducing turbulence and improving throttle linearity. The **adjustable or fixed throttle stop** allows for fine-tuning of idle and wide-open throttle (WOT) characteristics, ensuring optimal performance across different power bands. For applications requiring **electronic throttle control (ETC)**, the unit integrates seamlessly with **OEM or aftermarket throttle position sensors (TPS)**, providing real-time feedback to the ECU for precise fuel delivery and ignition timing adjustments. The **sealed O-rings and gaskets** ensure a leak-proof installation, while the **reinforced mounting flanges** guarantee a secure fit on the intake manifold, minimizing vibration and ensuring long-term reliability.

Beyond performance, the SKTB1073 is built with **durability in mind**, featuring **anodized or powder-coated finishes** to resist corrosion and wear, even in demanding environments. Its **compact yet robust design** makes it suitable for a wide range of engine bays, from **high-strung V8s and turbocharged inline-4s** to **high-revving twin-turbo setups**. Whether used in **drag racing, time attack, or daily driving applications**, this throttle body delivers **consistent airflow, improved throttle response, and better engine efficiency**, making it a standout choice for enthusiasts seeking a balance of performance and reliability. Paired with a **high-flow air intake, tuned ECU, and quality fuel injectors**, the SKTB1073 unlocks the full potential of your engine, ensuring a **smoother, more responsive, and more powerful driving experience**.

**Pros and Cons of buying a SKP SKTB1073 Fuel Injection Throttle Body**

The SKP SKTB1073 is a high-performance throttle body designed for fuel-injected engines, particularly popular among aftermarket tuners and performance enthusiasts. Below is a detailed breakdown of its advantages and disadvantages.

### **Pros**

1. **Improved Airflow and Performance**

The SKTB1073 features a larger bore than stock throttle bodies, allowing for better airflow into the engine. This can lead to increased horsepower and torque, especially when paired with a turbocharger or forced induction setup. The precision-machined internals reduce restriction, ensuring smoother throttle response and better engine breathing.

2. **Durability and Build Quality**

SKP components are generally known for their robust construction. The SKTB1073 is made from high-quality materials, including stainless steel and aluminum, which resist corrosion and wear over time. The internal components, such as the throttle blade and gaskets, are designed to withstand high temperatures and mechanical stress, making it suitable for aggressive driving and tuning.

3. **Compatibility with Tuning and Modifications**

This throttle body is often used in conjunction with ECU tuning (e.g., Haltech, Link, or AEM) to optimize fuel delivery and ignition timing. Its design allows for easy integration with various fuel injection systems, including sequential multi-port injectors, making it a versatile choice for builds ranging from mild upgrades to full turbo setups.

4. **Aftermarket Support and Customization**

SKP offers extensive support for their products, including wiring diagrams, installation guides, and compatibility lists. The throttle body can be customized with different throttle blade sizes (e.g., 50mm, 55mm, or 60mm) to match specific engine requirements. Additionally, it works well with other SKP components like fuel pumps, injectors, and intercoolers, simplifying the build process.

5. **Reliability in Forced Induction Applications**

For turbocharged or supercharged engines, the SKTB1073 provides a significant boost in airflow capacity compared to stock units. This helps prevent fueling issues and detonation under boost, making it a reliable choice for high-performance setups where airflow limitations could otherwise restrict power.

6. **Easy Installation**

The throttle body is designed to drop-in replace stock units with minimal modifications required. It includes mounting brackets and gaskets, and the wiring harness is often compatible with stock or aftermarket ECUs, reducing the complexity of installation.

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### **Cons**

1. **Cost**

The SKTB1073 is more expensive than stock throttle bodies, especially when compared to budget aftermarket alternatives. Prices can vary depending on the specific model and additional accessories (e.g., throttle position sensors, wiring kits), making it a significant investment for enthusiasts on a tight budget.

2. **Potential for Fueling Issues Without Tuning**

While the throttle body itself improves airflow, upgrading to a larger unit without tuning the ECU can lead to fueling problems. The engine may run rich (excess fuel) or lean (insufficient fuel), causing poor performance, fouled spark plugs, or even engine damage. Proper tuning is essential to match the increased airflow with adequate fuel delivery.

3. **Compatibility Limitations**

Although SKP throttle bodies are versatile, they may not fit perfectly on all engine configurations without modifications. Some builds may require custom brackets, gasket adjustments, or even engine bay modifications to ensure a proper seal and alignment. Always verify compatibility with your specific engine and intake manifold before purchasing.

4. **Throttle Response Sensitivity**

Larger throttle bodies can make the engine more sensitive to throttle input, especially in manual transmission vehicles. This can lead to jerky acceleration or difficulty with smooth power delivery if the driver is not accustomed to the response. Some users opt for adjustable throttle blades or electronic throttle control (ETC) systems to mitigate this.

5. **Wear and Tear Over Time**

While the SKTB1073 is durable, high-performance driving or aggressive tuning can accelerate wear on the throttle blade and internal components. Carbon buildup from fuel additives or oil can also affect performance over time, requiring occasional cleaning or maintenance to maintain optimal airflow.

6. **Dependence on Supporting Components**

Upgrading to the SKTB1073 often requires complementary upgrades to fully realize its potential. For example, pairing it with a larger fuel pump, upgraded injectors, or a high-flow intake manifold is necessary to avoid becoming a bottleneck. These additional costs add to the overall expense of the build.

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### **Conclusion**

The SKP SKTB1073 is a high-quality, performance-oriented throttle body that excels in forced induction and tuned applications. Its superior airflow, durability, and compatibility with aftermarket tuning make it a strong choice for enthusiasts looking to push their engines beyond stock limitations. However, the upfront cost, necessity for tuning, and potential compatibility issues mean it may not be the best fit for casual drivers or those on a limited budget.

For **high-performance builds, turbocharged applications, or heavily tuned engines**, the SKTB1073 is highly recommended due to its reliability and performance gains. If you are running a naturally aspirated engine with minimal tuning or are working with a tight budget, a more affordable aftermarket throttle body or a stock upgrade might suffice.

If you are committed to a performance-focused build especially with forced induction and can invest in proper tuning and supporting components, the SKP SKTB1073 is an excellent choice. Pair it with a reputable tuner, ensure all supporting systems (fueling, intake, exhaust) are upgraded accordingly, and maintain it regularly to maximize its lifespan and performance. For less demanding applications, consider alternatives that better align with your budget and goals.

Details:

Fuel Injection Throttle Body Assembly. 12570790, 673003, 977-820, 977820, S20002. This part fits vehicles made in the follow nag years 2005 ,2006,2007,2008,2009. Part Numbers.

part #: sktb1073 prices

• $222.99-$308.80

specifications carfuelinjector:

• brand: Skp
• mpn: Sktb1073
• manufacturer warranty: 90 Day
• type: Fuel Injection Throttle Body
• upc: 840120945115

offer carfuelinjector:

• sold: 0
• quantity: 3
• options: Ship-to-home
• availability: In Stock
• started: February 4, 2026

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general carfuelinjector:

• condition: New
• Air Fuel Delivery > Fuel Injection Parts > Fuel Injectors

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• # reviews: 538
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• city: Los Angeles, California

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• time: 30 Days

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• cost: $0.00
• class: Economy
• service: Economy with Adult Signature required
• type: Fixed

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