SPEEDMASTER 1-229-011 Rear Billet Flywheel Block 012933014115 1-PIECE

( Brand: Speedmaster ), ( Manufacturer Part Number: 1-229-011 ), ( Part Type: Flywheel Block ), ( UPC: 012933014115 )

Review SPEEDMASTER Billet style Flywheel Small Block Chevy 1-piece Rear fits 350

The Speedmaster 1-229-011 Billet-Style Flywheel Block is a high-performance component designed for Chevy 350 engines. This 1-piece rear block is engineered to provide superior strength and durability, making it an excellent choice for racing applications or heavy-duty use.

Constructed from billet aluminum, this flywheel block boasts exceptional rigidity and stability. Its billet construction eliminates the possibility of porosity or inconsistencies found in cast iron blocks, ensuring a perfect fit and reliable operation. The smooth, flat surface of the billet material also facilitates easier installation and more precise alignment of the flywheel and clutch.

The Speedmaster 1-229-011 Billet-Style Flywheel Block is designed to accommodate a standard 350 Chevy crankshaft and comes with precision-drilled and machined mounting surfaces for the engine's main bearings. This ensures a perfect seal, minimizing the risk of leaks and improving engine performance.

This billet flywheel block features a machined surface for the flywheel, ensuring a proper fit and excellent torque transfer. It is also designed to allow for the use of a larger clutch diameter for improved clutch engagement and better power delivery. This can be particularly beneficial in high-performance applications where maximum power and torque are required.

The 1-piece rear design of this flywheel block offers several advantages over traditional 2-piece or 3-piece designs. It eliminates the need for additional bolts and clutches, simplifying installation and reducing the risk of failure due to bolt fatigue or misalignment. The solid design also ensures more efficient power transfer, resulting in improved engine response and overall performance.

In summary, the Speedmaster 1-229-011 Billet-Style Flywheel Block is a high-quality, durable, and powerful component for Chevy 350 engines. Its billet construction, precision machining, and 1-piece rear design make it an excellent choice for racing applications or heavy-duty use, where reliability, strength, and power are essential.

The Chevy 350 1-piece rear billet-style flywheel block with a Speedmaster part number 1-229-011 is a performance upgrade for those looking to improve the power delivery and overall performance of their Chevy 350 engine. Here are some pros and cons of investing in this component:

1. Enhanced Power Delivery: A billet-style flywheel provides better clamping force and superior mass distribution, resulting in smoother power delivery and improved engine response.

2. Durability: The 1-piece design of the flywheel ensures better rigidity and reduces the chances of failure, making it a preferred choice for high-performance applications.

3. Reduced Engine Vibration: The billet-style flywheel helps in reducing the engine vibration, resulting in a smoother and quieter engine operation.

4. Better Torque Multiplication: A heavier flywheel allows for better torque multiplication, which can lead to increased horsepower and torque output.

1. Cost: The billet-style flywheel is a more expensive upgrade compared to a standard cast-iron flywheel.

2. Installation Complexity: Installing a billet-style flywheel requires specialized tools and expertise, which can add to the overall cost and complexity of the project.

3. Weight: A heavier flywheel can increase the rotational inertia of the engine, which can lead to longer cranking times and slower engine response during cold starts.

The Chevy 350 1-piece rear billet-style flywheel block with a Speedmaster part number 1-229-011 is an excellent performance upgrade for those seeking improved power delivery, durability, and reduced engine vibration. However, it comes with a higher cost, installation complexity, and potential weight increase. Ultimately, the decision to invest in this component depends on your budget, goals, and the level of expertise you have in working on your engine.

If you are planning a high-performance build or serious about maximizing the potential of your Chevy 350 engine, investing in a billet-style flywheel like this one can yield significant benefits. However, it is essential to carefully consider the added cost, installation complexity, and weight increase before making the purchase. If you are unsure about the installation process, it is recommended to seek professional help to ensure proper installation and optimal performance.

Details:

Speedmaster 1-229-011 Billet-Style flywheel Small Block Chevy 350 1-Piece Rear, Flywheel Small 3501-Piece Rear Main Seal 168- 10.5 in. Speedmaster billet steel flywheels are CAD engineered and precision CNC machined to strict tolerances. Clutch Patterns Each Features: SFI 1.1 certified, Manufactured from Billet Steel, Heat Treated Gear, CAD Engineering, CNC Machined, Award winning designs.

part #: 1229011 prices

• $199.00-$219.00

specifications flwheflepla:

• for models: 350
• for makes: Chevy
• brand: Speedmaster
• mpn: 1-229-011
• part type: Flywheel Block
• upc: 012933014115

returns flwheflepla:

• time: 30 Days
• paid by: Buyer
• policy: Returns Accepted

payments flwheflepla:

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

general flwheflepla:

• condition: New
• Car Truck Parts Accessories > Transmission Drivetrain > Flywheels Flexplates

seller flwheflepla:

• rating: 97.7%
• # reviews: 594676
• city: , Ohio

shipping flwheflepla:

• class: Standard
• transit: 3-7 Days
• cost: $0.00
• type: Fixed
• service: Standard

offer flwheflepla:

• started: June 3, 2025
• availability: In Stock
• options: Ship-to-home
• sold: 0
• quantity: 2

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