P4-HK87-P4 SUPERTECH Pistons Head Honda

Review SUPERTECH For Honda K24 Series Pistons K20 Head 87mm Bore 12.5 for HONDA

Introducing the Supertech P4-HK87-P4 piston kit, specifically designed for Honda K24 engines with K20Z1 or K20Z3 heads featuring an 87mm bore and 12.5:1 compression ratio. This piston kit is an excellent upgrade for high-performance applications, ensuring increased power output and improved engine efficiency.

Each piston in this kit is meticulously engineered using forged 2618-T6 aluminum alloy, ensuring exceptional strength and durability. The piston crowns are designed with a dished shape, optimizing combustion efficiency and allowing for a better gas seal. The piston skirts are treated with a state-of-the-art micro-finish, reducing friction and promoting smooth engine operation.

The piston rings included in the kit are made of high-quality, heat-treated steel. The top rings are nitrided for added strength and longevity, while the second rings are chrome-aluminated for optimal sealing and reduced wear. The piston rings are also designed to fit perfectly with the pistons, ensuring a tight seal and minimal blow-by.

The Supertech P4-HK87-P4 piston kit also includes lightweight, forged steel connecting rods. These rods are precision-machined to ensure a perfect fit and optimal strength. The rod bearings are made of high-quality, low-friction material, ensuring a long-lasting and smooth-running engine.

Each piston is individually balanced to ensure optimal engine performance. This kit also includes new piston pins and wrist pins, ensuring a snug fit and minimizing the potential for piston slap.

The Supertech P4-HK87-P4 piston kit is compatible with Honda K24 engines with K20Z1 or K20Z3 heads and an 87mm bore. It is an excellent choice for high-performance applications, providing increased power output, improved efficiency, and enhanced durability. This piston kit is backed by Supertech's reputation for quality and performance, ensuring that you can trust that your engine is in good hands.

Supertech P4-HK87-P4 for Honda K24 Pistons (87mm, 12.5:1) and K20 Head: A Detailed Analysis

The Supertech P4-HK87-P4 piston kit is a popular aftermarket option for Honda K24 engines used in vehicles such as the Civic Si and the RSX Type-S. This piston kit is also compatible with K20 heads and features 87mm pistons and a 12.5:1 compression ratio. In this analysis, we will discuss the pros and cons of purchasing this piston kit to help you make an informed decision.

1. Enhanced Performance: Supertech pistons are designed to provide improved power and torque, making them an excellent choice for those seeking increased performance from their Honda engines.

2. Durability: Supertech pistons are known for their high-quality materials and robust design, ensuring they can withstand the rigors of high-performance driving.

3. Compatibility: This piston kit is compatible with both K24 engines and K20 heads, making it a versatile option for various Honda applications.

4. Manufacturer Reputation: Supertech is a well-established brand in the automotive aftermarket industry, and their pistons are highly regarded for their reliability and performance.

1. Cost: Supertech pistons tend to be more expensive than OEM alternatives, which could be a concern for budget-conscious consumers.

2. Installation Complexity: Installing aftermarket pistons can be a complex process that requires specialized tools and knowledge. It's essential to ensure the installation is carried out correctly to avoid any potential issues.

3. Potential Engine Tuning: Installing higher-performance pistons like the Supertech P4-HK87-P4 might necessitate engine tuning to optimize the engine's performance and ensure proper functionality.

The Supertech P4-HK87-P4 piston kit offers several benefits, including enhanced performance, durability, compatibility, and the reputation of the Supertech brand. However, it also comes with potential drawbacks, such as a higher cost, installation complexity, and the possibility of requiring engine tuning.

Ultimately, the decision to purchase the Supertech P4-HK87-P4 piston kit depends on your specific needs, budget, and technical abilities. If you're seeking improved performance and are willing to invest in a high-quality aftermarket component, this piston kit could be an excellent choice. However, if you're on a tight budget or lack the necessary expertise for installation and tuning, you might want to consider alternative options.

If you're confident in your technical abilities, have the necessary tools, and are willing to invest in a high-performance piston kit, the Supertech P4-HK87-P4 is an excellent choice. However, if you're unsure about your abilities or budget, it's recommended to consult with a professional mechanic or engine builder to determine the best solution for your specific application.

Details:

Features: bore diameter: 87mm for precise engine fitting. Constructed from durable materials, these pistons are built to withstand high stresses and provide reliable operation under demanding conditions. The pistons have a 4.5cc dome volume and compression ratio of 12.5:1, making them ideal for performance tuning increased horsepower. These pistons are engineered for use with k20 heads and feature an 87mm bore diameter, providing a precise fit compatible engine builds.

Material: high-quality construction for durability and reliability. Dome volume: 4.5cc for optimal compression ratio.

specifications engineblocksam:

• for makes: Honda
• brand: Supertech
• mpn: P4-hk87-p4
• part type: Piston Head
• air freight prohibited: False
• not carb approved: True

seller engineblocksam:

• rating: 99.7%
• city: reno, nevada
• # reviews: 9300

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• other
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offer engineblocksam:

• prices: $660.99–$693.95
• item condition: New
• in stock #: 5
• options: ship-to-home
• sold #: 10
• availability: in stock
• started: may 23, 2026

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• category: Auto Parts > Car Truck Accessories > Engines > Blocks

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