ATK ENGINES SP19 Block Dish Pistons LQ4 6.0L

( Brand: Atk Engines ), ( Manufacturer Part Number: SP19 ), ( Engine Size: 6 Cu. In. ), ( Type: Crate Engines ), ( California Prop 65 Warning: True )

Review ATK ENGINES Fits Chevy Lq4 6.0l Short Block Oe Dish Pistons

Introducing the ATK Engines SP19 Chevy LQ4 6.0L Block Dishes Pistons, a high-performance upgrade for your LQ4 engine. These pistons are specifically designed for the Chevy 6.0L Vortec engine, delivering enhanced durability, reliability, and power.

The SP19 pistons are constructed using a forged 2618-T6 aluminum alloy. This material provides superior strength and rigidity, allowing the pistons to withstand the increased pressures and temperatures generated during high-performance applications. The forged design also ensures consistent piston-to-piston and piston-to-bore clearances, ensuring optimal engine performance and longevity.

Each piston features a dish shape design, which helps to reduce piston weight while maintaining strength. The dish shape also allows for increased piston-to-wall clearance, reducing the risk of detonation and engine damage. The pistons are also equipped with a second ring oil control groove, which helps to maintain proper lubrication and cooling of the piston rings, reducing friction and wear.

The piston tops are finished with a standard dome shape, allowing for a wide range of available high-performance piston crowns. These crowns can be customized to suit your specific performance goals, whether it be increased horsepower, torque, or efficiency.

Additionally, the ATK Engines SP19 Chevy LQ4 6.0L Block Dishes Pistons come with new, high-performance wrist pins. These wrist pins are made of chrome molybdenum steel and feature a larger diameter than OEM wrist pins. This larger diameter helps to reduce wrist pin deflection, improving engine power and efficiency.

In conclusion, the ATK Engines SP19 Chevy LQ4 6.0L Block Dishes Pistons are a high-performance upgrade for your LQ4 engine, delivering enhanced durability, reliability, and power. Made from forged 2618-T6 aluminum alloy, these pistons feature a dish shape design, second ring oil control groove, and high-performance wrist pins, making them an ideal choice for high-performance applications.

Buying ATK Engines SP19 Chevy LQ4 6.0L block, dish pistons comes with several pros and cons that are essential to consider before making a purchase.

1. Enhanced Performance: Dish pistons are known for their ability to provide better compressive force, which leads to increased power output and improved engine performance.

2. Durability: These pistons are designed to withstand high compression and extreme temperatures, making them a popular choice for heavy-duty applications and racing.

3. Improved Engine Response: Dish pistons can help improve engine response, allowing for quicker acceleration and better throttle response.

4. Customizability: ATK Engines offers various options for these pistons, including different ring sizes and materials, allowing for customization to specific engine requirements.

1. Cost: Dish pistons are typically more expensive than standard pistons due to their enhanced performance capabilities and durability.

2. Installation Complexity: Installing dish pistons requires specialized knowledge and tools, which may increase the overall cost of the installation process.

3. Potential Clearance Issues: Dish pistons may require clearance modifications, particularly when installing them in engines with tight clearances.

4. Increased Noise Level: Due to their design, dish pistons can produce more noise than standard pistons, which may be a concern for some applications.

ATK Engines SP19 Chevy LQ4 6.0L block, dish pistons offer several advantages, including enhanced performance, durability, improved engine response, and customizability. However, they come with some drawbacks, such as cost, installation complexity, potential clearance issues, and increased noise level.

If you are looking for improved engine performance for heavy-duty applications or racing, dish pistons may be a worthwhile investment. However, it is crucial to consider the potential costs, installation complexities, and clearance issues before making a purchase. It is recommended to consult with a professional mechanic or engine builder to determine if dish pistons are the right fit for your specific application and budget.

Details:

Contact ATK for a recommendation if you re not certain about component to use. Rods: OEM GM Forged Powder Metal. Year Rang: 2001 -2007. Bore/Stroke: 4.030 x 3.622.

Flex plate/ Flywheel Internal balance. Recommended Components: Balance Internal balance. Piston Material Hyper eutectic Aluminum Crankshaft Cast Steel Assembled Yes Engine Balance Internal Oil Pan Included No Timing Cover MFG.

Freeze Plugs: Installed and Sealed. Part # SP19 Condition New Brand ATK Engines Sold Each Details Engine Specifications: Block: Seasoned 6.0L LQ4. Displacement cu.in: 371. Rings: .

Oil Galley Plugs: Installed and Sealed. Camshaft Bearings: Installed and Clocked to OEM Position.

part #: sp19 price

• $3455.99

specifications grokengines:

• for makes: Chevy
• brand: Atk Engines
• mpn: Sp19
• engine size: 6 Cu. In.
• type: Crate Engines
• california prop 65 warning: True

seller grokEngines:

• rating: 99.7%
• city: Lincoln, Nebraska
• # reviews: 348353

payments grokEngines:

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

offer grokEngines:

• started: February 6, 2026
• options: Ship-to-home
• availability: In Stock
• sold: 0

general grokEngines:

• condition: New
• Car Truck Parts Accessories > Engines Engine Parts > Engines

shipping grokEngines:

• cost: $275.00
• type: Fixed
• service: Flat Rate Freight
• class: Freight

returns grokEngines:

• policy: Returns Accepted
• paid by: Buyer
• time: 60 Days

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