Supertech
0 ratings
Honda/Acura K20/K24 Black Nitrided Intake Valve - +1mm Oversize - Set of 8 (HIVN-1022D-8)
genuine image
Honda/Acura K20/K24 Black Nitrided Intake Valve - +1mm Oversize - Set of 8 (HIVN-1022D-8)
Supertech valve springs provide a serious competitive advantage in performance and durability for your racing engine.
Honda/Acura K20/K24 Black Nitrided Intake Valve - +1mm Oversize - Set of 8 (HIVN-1022D-8)
Item #: 139851312

Honda/Acura K20/K24 Black Nitrided Intake Valve - +1mm Oversize - Set of 8 (HIVN-1022D-8)

80% of respondents would recommend this to a friend

Item #: 139851312

AUD 382

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store

QTY:

Order now and get it around Saturday, October 10
Secured transactionsecured transaction

Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.

Our Top Logistics Partners
  • fedex
  • dhl
Supertech valve springs provide a serious competitive advantage in performance and durability for your racing engine.
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified

paypal payment
visa payment
mastercard payment
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Oversized Design
The +1mm oversize ensures enhanced airflow, improving engine performance and efficiency over standard valves, making it ideal for performance enthusiasts seeking power gains.
Durable Finish
Black nitrided coating significantly increases wear resistance and durability, resulting in a longer product lifespan, thus providing exceptional value for both daily drivers and race applications.
Complete Set
Includes a full set of 8 valves, simplifying installation and ensuring compatibility; perfect for builders looking for consistency and reliability in their Honda/Acura engine upgrades.

Product Details

Shop Honda/Acura K20/K24 Black Nitrided Intake Valve - +1mm Oversize - Set of 8 (HIVN-1022D-8) online at a best price in Kiribati. B0CK8NQ4PG
Brand NameSupertech
Model NumberHIVN-1022D-8
Global Trade Identification Number01037721244641
Unit Count1 Count
ManufacturerSupertech
Item Weight1.2 pounds (540 grams)
Manufacturer Part NumberHIVN-1022D-8
Inlet Connection TypeThreaded
Number of Ports16
Valve TypeIntake Valve
Size+1mm Oversize
Material TypeSteel
MaterialSteel
BrandSupertech

Who Should Buy?

Suitable For
  • Performance Tuners

    Ideal for users looking to enhance engine performance and airflow efficiency in Honda/Acura K20/K24 engines.

  • Race Enthusiasts

    Perfect for competitive racers seeking to optimize their vehicle’s engine for higher RPM and power outputs.

  • Engine Builders

    Suitable for enthusiasts building custom engines focusing on high performance and endurance applications.

Not Suitable For
  • Daily Drivers

    Not ideal for standard vehicles where performance enhancements could lead to decreased fuel efficiency and everyday usability.

Product Description

Honda/Acura K20/K24 Black Nitrided Intake Valve - +1mm Oversize - Set of 8 (HIVN-1022D-8)

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the benefit of using Black Nitrided Intake Valves for my Honda/Acura K20/K24 engine?

    Answer: Black nitrided intake valves offer enhanced durability and resistance to wear, ensuring a longer lifespan compared to standard valves. The nitriding process creates a hard surface that reduces friction, leading to improved performance. This makes these valves an excellent choice for those looking to maximize engine efficiency and power output, particularly in performance builds or racing applications.
  • Question: What does the +1mm oversize feature mean for these intake valves?

    Answer: The +1mm oversize indicates these intake valves are larger than standard specifications, allowing for increased airflow into the combustion chamber. This can contribute to better combustion efficiency and overall power enhancement. If you are modifying your engine for performance, opting for oversize valves can be beneficial in supporting higher RPMs and improved throttle response.
  • Question: Do I need to make modifications to my engine to install these oversize intake valves?

    Answer: Yes, installing +1mm oversize intake valves may require modifications to the cylinder head to accommodate the larger size. This could involve additional machining or adjustments to the valve seats. It is advisable to consult with a professional mechanic or engine builder to ensure compatibility and optimal performance, particularly if you are upgrading other engine components as well.
  • Question: Are these valves suitable for both street and race applications?

    Answer: Absolutely, these valves are versatile enough for both street use and racing applications. Their construction provides reliable performance under stress, making them ideal for high-performance setups. Whether you're building a daily driver that needs better efficiency or a full race engine that demands maximum power, these Black Nitrided Intake Valves will meet your needs.
  • Question: How many valves are included in a set, and does this cover my entire engine?

    Answer: The set includes 8 valves, designed to cover the entire intake side of your K20 or K24 engine, as these engines typically use four valves per cylinder. This means you'll have everything necessary to replace the intake valves in a standard configuration, ensuring optimal airflow and performance across all cylinders.
  • Question: What materials are these intake valves made from?

    Answer: These intake valves are typically made from high-quality stainless steel, designed to withstand extreme temperatures and pressure within the engine. The black nitriding process enhances the corrosion resistance and performance properties, making these valves suitable for high-stress applications, thus extending their durability over conventional materials.
  • Question: Will installing these intake valves affect my vehicle's emissions?

    Answer: Installing performance parts, like these oversize intake valves, can potentially alter your vehicle's emissions profile. The improved airflow may enhance combustion efficiency, which could lower specific emissions under certain conditions. However, it's crucial to ensure your entire setup, including tuning and other components, complies with local environmental regulations.
  • Question: What kind of maintenance do these valves require once installed?

    Answer: Once installed, these valves require standard engine maintenance, such as regular oil changes and inspections of valve clearances. While the nitriding treatment enhances durability, it's still important to monitor for any signs of wear or issues related to the valve clearance or seating. Proper tuning can also help optimize performance and longevity.
  • Question: How does using higher quality intake valves impact engine performance?

    Answer: Higher quality intake valves like these Black Nitrided versions improve engine performance by ensuring better sealing and reduced friction, which all contribute to efficient airflow and enhanced combustion. This leads to a more powerful engine response and improved throttle sensitivity, benefiting drivers looking for a noteworthy increase in performance, especially during acceleration.
  • Question: Where can I buy Honda/Acura K20/K24 Black Nitrided Intake Valve - +1mm Oversize - Set Of 8 (HIVN-1022D-8) in Kiribati?

    Answer: You can purchase the Honda/Acura K20/K24 Black Nitrided Intake Valve - +1mm Oversize - Set Of 8 (HIVN-1022D-8) from Ubuy in Kiribati. They offer a diverse range of automotive parts and performance upgrades, ensuring a reliable shopping experience with access to product details and reviews.

Supertech Intake Valves HIVN-1022D-8 Editorial Review

Honda/Acura K20/K24 Black Nitrided Intake Valve - +1mm Oversize - Set of 8 (HIVN-1022D-8) is a high-performance component manufactured by Supertech, designed for enhanced engine efficiency. The black nitrided finish not only enhances durability but also provides improved heat resistance, making it a preferred choice among automotive enthusiasts. These intake valves are oversized by +1mm, offering enhanced airflow and performance for K20 and K24 engines. The dimensions of the valves are compact, fitting seamlessly into the engine structure. Users have noted the noticeable difference in power delivery, especially during acceleration, further cementing the valves' reputation for quality and performance in tuned engines.

Customer Reviews & Ratings

1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Pros

  • Oversized design improves airflow and performance
  • Durable black nitrided finish
  • Compatible with Honda K20/K24 engines
  • Lightweight, easy installation
  • Manufactured by trusted brand Supertech

Cons

  • Minor adjustments may be needed during installation

Platform Trust & Buyer Confidence

trustpilot logo
4.2/5 9477 reviews
Read reviews
JK
Jasmin
Verified buyer

“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
AG
Anke
Verified buyer

“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”

10 September 2026 · via Trustpilot
H
Hazel
Verified buyer

“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”

10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer

“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
AC
Adele
Verified buyer

“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

AUD 382

Order now and get it around Saturday, October 10

QTY:

Secured transactionsecured transaction

PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

Our Top Logistics Partners
  • fedex
  • dhl
Fastest cross-border delivery

Features & Benefits

  • Made with premium Superclean Chrome Silicon Vanadium Steel alloy.
  • Engineered for higher performance and durability at high RPMs.
  • Improved structural memory enhances spring reliability.
  • Computer-controlled harmonics ensure optimal performance.
  • Designed to withstand extreme conditions.
  • CNC machined Titanium retainers offer a precise fit.

Ubuy Assurance

Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.