CHEVROLET 12624262 Block G.m. 6.2L 638HP

( Manufacturer Part Number: 12624262 ), ( Type: Ls Series Gen Iv Small Block V-8 ), ( Manufacturer Warranty: Yes ), ( Fitment Type: Performance/custom ), ( Engine Size: 6.2 L ), ( Fuel Type: Gasoline )

Review CHEVROLET New G.m. 6.2l 638hp Long Block fits LS9

The Chevrolet LS9 6.2L Block is a high-performance engine component designed for use in the most demanding applications. This block is a key part of the LS9 engine, which was originally introduced in the 2009 Corvette ZR1, and is renowned for its impressive power output of 638 horsepower and 604 lb-ft of torque.

The LS9 block is made of forged aluminum alloy, providing exceptional strength and durability. Its design incorporates several advanced features to enhance engine performance and longevity. For instance, it includes a dry-sump oiling system, which ensures consistent oil pressure and lubrication in high-performance applications where oil starvation could be an issue.

The cylinder bores of the LS9 block are finished with a NANOSLIDE coating, a proprietary technology developed by General Motors. This coating reduces friction and wear, enabling the engine to operate more efficiently and maintain its power output over time. The block also features a cast-iron crankshaft and forged connecting rods, ensuring a strong and robust powertrain.

The LS9 block is designed to work seamlessly with other high-performance components, such as the LS9 cylinder heads and camshaft, to create a complete, high-output engine system. Its precise machining and tight tolerances ensure excellent engine balance and smooth operation.

The LS9 block is not just about power; it also prioritizes emissions compliance. It comes equipped with several advanced emission control features, including an integrated exhaust gas recirculation (EGR) system, to help meet stringent emissions regulations.

In summary, the Chevrolet LS9 6.2L Block is a robust and powerful engine component designed for high-performance applications. Its forged aluminum alloy construction, advanced coating technology, and integrated emission control features make it a top choice for those seeking exceptional power and reliability from their engine.

The Chevrolet LS9 6.2L 638hp block is a high-performance engine component designed for use in racing and high-performance applications. Here are some pros and cons to consider before making a purchase:

1. Extreme Power: The LS9 engine block delivers an impressive 638 horsepower and 604 lb-ft of torque, making it a favorite among performance enthusiasts.

2. Lightweight: The LS9 engine block is made of aluminum, which reduces weight compared to traditional cast-iron blocks, leading to improved performance and fuel efficiency.

3. Durability: The LS9 engine block is designed for high-performance applications and is built to withstand the rigors of racing and heavy use.

4. Versatility: The LS9 engine block can be used in various applications, including muscle cars, hot rods, and race cars.

1. Cost: The LS9 engine block is a high-performance component, and the cost reflects its capabilities. It can be quite expensive, making it a significant investment.

2. Complexity: Installing an LS9 engine block requires a high level of expertise and specialized tools, adding to the cost and complexity of the project.

3. Compatibility: The LS9 engine block may not be compatible with all vehicles or applications, requiring additional modifications and customization.

4. Fuel Efficiency: The high-performance capabilities of the LS9 engine block come at the cost of reduced fuel efficiency, making it less suitable for daily driving or long trips.

The Chevrolet LS9 6.2L 638hp block is a high-performance engine component that delivers impressive power and durability. However, it comes with a significant cost, complexity, and fuel efficiency trade-offs. It is best suited for racing and high-performance applications where power and durability are the top priorities. If you are looking for a daily driver or a more affordable option, you may want to consider other engine blocks.

If you are a serious performance enthusiast or race car builder, the LS9 engine block is an excellent investment that delivers unmatched power and durability. However, if you are looking for a more affordable or practical option, you may want to consider other engine blocks that offer better fuel efficiency and compatibility with a wider range of applications. Ultimately, the decision depends on your specific needs and budget.

Details:

Engine was removed and reinstall into its original crate used for mock up only. With a manufacturer warranty, gasoline fuel type, and V block this engine offers top-quality performance for vehicles in need of powerful reliable system. This engine features 8 cylinders and a 6.2L size, making it ideal for custom performance applications. LS9 6.2L 638HP Long Block 12624262 is a high-performance Chevrolet engine from the LS Series Gen-IV Small V-8.

part #: 12624262 price

• $13000.00

specifications grokengines:

• for models: Ls9
• for makes: Chevrolet
• mpn: 12624262
• type: Ls Series Gen Iv Small Block V-8
• manufacturer warranty: Yes
• fitment type: Performance/custom
• engine size: 6.2 L
• fuel type: Gasoline

seller grokengines:

• rating: 100.0%
• # reviews: 195
• city: Broomfield, Colorado

general grokengines:

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

offer grokengines:

• started: August 12, 2025
• quantity: 1
• options: Ship-to-home
• sold: 0
• availability: In Stock

returns grokengines:

• policy: No Returns

shipping grokengines:

payments grokengines:

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

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