BONINFANTE 047-0217-02 Ls Superflex Flexplate Crankshaft 168 8-BOLT

( Brand: Boninfante ), ( Manufacturer Part Number: 047-0217-02 ), ( Number Of Teeth: 168 ), ( Type: Flexplate ), ( Ring Gear Outside Diameter: 14 In ), ( Material: Steel ), ( Transmission Type: Automatic )

Review BONINFANTE Ls Superflex 168 Tooth Flexplate 8-bolt Crankshaft

The Boninfante 047-0217-02 LS SuperFlex 168 flexplate is an essential component in the powertrain system of select General Motors engines, specifically those with an 8-bolt crankshaft. This flexible design allows the engine to endure the high torque output and vibrations generated during operation.

Crafted from a robust, forged steel material, this Boninfante flexplate is engineered to handle the rigors of high-performance applications. Its 168-tooth count ensures optimal synchronization between the crankshaft and the flywheel, ultimately delivering smoother engine operation and improved power transfer.

The LS SuperFlex 168 flexplate is designed with Boninfante's proprietary SuperFlex technology. This technology allows the flexplate to flex under load, reducing the potential for damaging engine components due to torque reactions. The SuperFlex design also helps to absorb engine harmonics, further contributing to a quieter and more comfortable driving experience.

The Boninfante 047-0217-02 LS SuperFlex 168 flexplate comes with a precision-machined surface for a perfect fit with the flywheel, ensuring a secure and reliable connection. The flexplate's center hole is designed to accommodate standard 1-inch (25.4mm) crankshaft bolts and is drilled with a standard 60 crankshaft bolt pattern for 8-bolt crankshafts.

In summary, the Boninfante 047-0217-02 LS SuperFlex 168 flexplate is a robust and flexible component designed to meet the demands of high-performance applications. Its forged steel construction, 168-tooth count, and SuperFlex technology ensure optimal engine synchronization, power transfer, and vibration absorption. This Boninfante flexplate is the ideal choice for those seeking a reliable and durable solution for their 8-bolt crankshaft-equipped GM engine.

Pros and Cons of Buying Boninfante 047-0217-02 LS Superflex 168 Flexplate for 8-Bolt Crankshaft

The Boninfante 047-0217-02 LS Superflex 168 Flexplate is a popular choice for those looking to upgrade their crankshaft in high-performance applications. Here are some potential advantages and disadvantages associated with buying this flexplate:

1. Superior strength: The Boninfante LS Superflex 168 Flexplate is designed for high horsepower applications, making it a popular choice among racers and enthusiasts. Its 168 tooth design, along with the use of billet steel, provides enhanced strength and durability.

2. Reduced vibration: The Boninfante LS Superflex 168 Flexplate is known for its ability to reduce engine vibration, which can lead to a smoother running engine and improved drivability.

3. Wide compatibility: This flexplate is compatible with a wide range of engines, including those with 8-bolt crankshafts, making it a versatile option for many applications.

4. Improved power transfer: The Boninfante LS Superflex 168 Flexplate is designed to improve power transfer from the engine to the transmission, which can result in increased horsepower and torque.

1. Higher cost: Compared to OEM (original equipment manufacturer) flexplates, the Boninfante LS Superflex 168 Flexplate is more expensive. This may not be a significant concern for those with high-performance applications and larger budgets, but it is important to consider for those on a tighter budget.

2. Complex installation: Installing a high-performance flexplate like the Boninfante LS Superflex 168 Flexplate can be a complex process, requiring specialized tools and a high level of mechanical expertise. This may result in additional labor costs, which should be factored into the overall cost of the upgrade.

3. Potential noise: Some users have reported an increase in engine noise after installing the Boninfante LS Superflex 168 Flexplate. This is due to the flexplate's ability to transfer more power from the engine to the transmission, which can result in increased noise during acceleration.

The Boninfante 047-0217-02 LS Superflex 168 Flexplate offers several advantages for those looking to upgrade their 8-bolt crankshaft in high-performance applications. Its superior strength, reduced vibration, wide compatibility, and improved power transfer make it a popular choice among racers and enthusiasts. However, its higher cost, complex installation, and potential noise may be drawbacks for some. Ultimately, the decision to purchase this flexplate depends on your specific needs, budget, and mechanical expertise. If you are looking for a high-performance flexplate and have the means to install it properly, the Boninfante LS Superflex 168 Flexplate is a solid choice.

Details:

168 tooth ring gear, part # 047-0217-02 This Boninfante LSX flexplate is one-piece Billet alloy steel. SFI 29.2 for engines rated up to 3500 HP. It is designed for LS engines with 8-bolt crankshaft flange.

part #: 047021702 price

• $404.99

specifications flwheflepla:

• brand: Boninfante
• mpn: 047-0217-02
• number of teeth: 168
• type: Flexplate
• ring gear outside diameter: 14 In
• material: Steel
• transmission type: Automatic

seller flwheflepla:

• # reviews: 2524
• rating: 100.0%
• city: Salisbury, North Carolina

shipping flwheflepla:

• transit: 3-9 Days
• type: Calculated
• service: USPS Ground Advantage, UPS Ground Saver, FedEx Ground Economy
• carrier: USPS, UPS, FedEx
• cost: $30.85
• class: Standard, Economy

offer flwheflepla:

• options: Ship-to-home
• sold: 0
• started: January 27, 2026
• quantity: 1
• availability: In Stock

returns flwheflepla:

• policy: No Returns

payments flwheflepla:

• credit card: Visa
• wallet: Paypal
• other

general flwheflepla:

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