840136502364 SPEEDMASTER Outlet Billet Iron Engine Block B-4

Review SPEEDMASTER Outlet Chevy Sbc 4-bolt Billet Main Bare Iron Engine Block for CHEVY B-4 350

The Chevy 350 B-4.000 M-350 DH-9.025 4-bolt billet bare iron engine block, part number 840136502364, is a high-performance component for building a powerful and reliable small-block Chevy engine. This engine block is a billet iron design, which means it is machined from a solid block of iron to ensure maximum strength and precision.

The 4-bolt main configuration of this engine block provides superior support for the crankshaft and main bearings, contributing to increased power handling capability and durability. The bore size is M-350, measuring 350 cubic inches, or 5.7 liters, making it suitable for high-horsepower applications.

The deck height of DH-9.025 inches is engineered for use with high-performance cylinder heads, allowing for increased compression ratios and improved airflow. This engine block is designed for use with a Chevy 350 small-block engine and requires a 4-bolt crankshaft and connecting rods for installation.

The billet construction of this engine block ensures a perfectly flat and square deck surface, which is essential for accurate cylinder head sealing and proper engine assembly. The bore finish is also crucial for optimal engine performance, and this engine block features a mirror-smooth bore finish to ensure optimal ring seal and piston-to-wall contact.

The Chevy 840136502364 engine block is designed to meet the demanding requirements of high-performance applications while maintaining the durability and reliability expected from a Chevy small-block engine. This engine block is an excellent choice for builders seeking a strong foundation for their high-power small-block Chevy engine project.

Pros and Cons of Buying a Chevy 350 B-4.000 M-350 DH-9.025 4-Bolt Billet Bare Iron Engine Block (Speedmaster Outlet 840136502364)

The Chevy 350 B-4.000 M-350 DH-9.025 4-Bolt Billet Bare Iron Engine Block from Speedmaster Outlet is a popular choice among automotive enthusiasts and mechanics. This engine block is known for its durability and performance, but like any other product, it comes with its own set of advantages and disadvantages.

1. High-performance: The billet iron engine block is made from high-quality iron, which provides excellent heat dissipation and durability. It is ideal for high-performance applications, racing, and hot rods.

2. Customizability: The billet iron engine block is a blank canvas, allowing enthusiasts to customize it according to their needs. It can be used with different cylinder heads, intake manifolds, and other components to create a unique engine setup.

3. Lightweight: Compared to cast iron engine blocks, billet iron engine blocks are lighter. This reduces the overall weight of the engine and can lead to improved acceleration and fuel efficiency.

4. Strength: The 4-bolt main bearing design provides added strength and rigidity to the engine block. This can help improve engine performance and reduce the risk of damage during high-performance applications.

1. Cost: Billet iron engine blocks are generally more expensive than cast iron engine blocks. The cost of the Chevy 350 B-4.000 M-350 DH-9.025 4-Bolt Billet Bare Iron Engine Block from Speedmaster Outlet is higher than the cost of a stock cast iron engine block.

2. Complexity: Installing a billet iron engine block is more complex than installing a cast iron engine block. It requires specialized tools and knowledge to ensure that it is installed correctly.

3. Limited Availability: Billet iron engine blocks are not as widely available as cast iron engine blocks. Enthusiasts may have to search far and wide to find a reliable supplier, and the availability of specific engine block configurations may be limited.

The Chevy 350 B-4.000 M-350 DH-9.025 4-Bolt Billet Bare Iron Engine Block from Speedmaster Outlet is a high-performance engine block that offers excellent durability, customizability, and strength. However, it comes with a higher cost, increased complexity, and limited availability. Ultimately, the decision to buy this engine block depends on the individual's budget, experience level, and performance goals. If you are an experienced enthusiast looking for a high-performance engine block for a custom build or racing application, then the Chevy 350 B-4.000 M-350 DH-9.025 4-Bolt Billet Bare Iron Engine Block may be worth the investment. However, if you are a beginner or looking for a more affordable option, a cast iron engine block may be a better choice.

Details:

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Warranty, warranty is 12 months unless stated otherwise in the ad. Attachments: 'Speedmaster: outlet.: overview: item condition: open box. While all care is taken, any errors or omissions in the item details unintentional.

specifications engineblocksam:

• for models: B-4, 350
• for makes: Chevy
• brand: Speedmaster
• type: 286 Engines, Bare Block
• upc: 840136502364

shipping engineblocksam:

seller engineblocksam:

• # reviews: 93881
• rating: 96.5%
• city: rialto, california

returns engineblocksam:

• policy: no returns

offer engineblocksam:

• prices: $2017.89–$2347.01
• item condition: New
• sold #: 19
• started: september 12, 2025
• options: seller-arranged-local-pickup
• availability: in stock
• in stock #: 4

general engineblocksam:

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

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• wallet: apple-pay
• credit card: mastercard
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