PRW 1628983 Flywheel Pro Internal Steel Sfi Sbf 157T

( Brand: Prw ), ( Manufacturer Part Number: 1628983 ), ( Part Type: Flywheel )

Review PRW Flywheel Pro Series Internal Or External Steel Sfi Sbf

Introducing the PRW 1628983 Flywheel Pro, an internal steel SFI (SFI 1.1) flywheel designed specifically for Small Block Ford (SBF) engines. This high-performance flywheel is a must-have upgrade for any enthusiast seeking improved power delivery, increased torque capacity, and enhanced durability for their Ford engine.

The Flywheel Pro 157t is engineered with a solid one-piece steel construction, providing unparalleled rigidity and stability compared to traditional dual mass flywheels. This solid design enables the engine to transfer power more efficiently, resulting in quicker acceleration and smoother power delivery throughout the entire RPM range.

The SFI 1.1 certification ensures that the Flywheel Pro meets the highest safety and performance standards. This certification is a requirement for competition use and is highly recommended for any high-performance applications.

The Flywheel Pro's 157t mass provides an ideal balance between inertia and rotational energy, ensuring optimal power transfer while maintaining engine balance. This balance leads to reduced vibration and engine harmonics, resulting in a smoother and more enjoyable driving experience.

The Flywheel Pro's internal design features a precision-machined surface that ensures perfect alignment with the clutch disc and pressure plate. This alignment results in a more positive engagement between the clutch components, reducing slippage and improving overall clutch performance.

Additionally, the Flywheel Pro's steel construction offers enhanced durability compared to traditional aluminum or cast iron flywheels. The steel design is resistant to warping and cracking, ensuring that the flywheel can handle the increased power and torque demands of high-performance applications.

The Flywheel Pro 157t is designed to fit Small Block Ford engines and is compatible with a wide range of clutch kits. Its precision machining and SFI certification ensure a perfect fit and reliable performance, making it an essential upgrade for any Ford enthusiast seeking to maximize the power and performance of their engine.

In summary, the PRW 1628983 Flywheel Pro 157t is a high-performance, SFI certified internal steel flywheel designed specifically for Small Block Ford engines. Its solid steel construction, optimal mass, and precision machining result in improved power delivery, increased torque capacity, and enhanced durability, making it an essential upgrade for any high-performance Ford application.

The PRW 1628983 Flywheel from SFI (Super Flow Inc.) is a popular choice for those building or upgrading their SuperMechs SBF (SuperFlow BenchFlow) engines. This flywheel offers several advantages and disadvantages that should be considered before making a purchase.

1. High-quality construction: The PRW 1628983 Flywheel boasts a robust internal steel design, which provides increased durability and rigidity compared to lighter, less expensive alternatives. This is particularly beneficial for high-performance applications.

2. Balanced design: The flywheel is dynamically balanced to minimize vibrations and ensure smooth engine operation.

3. SFI certification: The flywheel is SFI-certified, which means it meets the strict safety standards set by the SFI Foundation. This is important for competition applications where safety is a top priority.

1. Cost: The PRW 1628983 Flywheel is a premium product, and its price tag reflects its high-quality construction and SFI certification. This may be a significant investment for some builders.

2. Weight: Weighing in at around 22-24 lbs, the PRW 1628983 Flywheel is heavier than some alternative options. This added weight may impact engine response and require adjustments to other components, such as the clutch or crankshaft.

3. Machining requirements: Since the flywheel is a steel design, it may require additional machining to ensure proper fitment and clearance with other components in the engine.

The PRW 1628983 Flywheel from SFI is an excellent choice for those seeking high-performance, durability, and SFI certification in their SuperMechs SBF engine build. Its robust internal steel design, balanced construction, and SFI certification make it a top contender for serious enthusiasts and racers. However, its cost, weight, and potential machining requirements are important considerations that should be weighed against the benefits.

If you are building a high-performance SuperMechs SBF engine for competition or serious power applications, the PRW 1628983 Flywheel from SFI is a solid investment. Its high-quality construction and SFI certification provide peace of mind and ensure optimal engine performance. However, if you are on a budget or looking for a lighter flywheel, there may be alternative options that better suit your needs. Carefully consider the advantages and disadvantages before making your purchase.

Details:

Automotive A1000 Fuel Pump PRW Flywheel 1628983; Pro Series 157T Internal or External, Steel, SFI for SBF: Specifications: Series. Items must be in the original packaging. Engine: 221, 255, 260, 289, 302, 351W. Warranty: Most parts come with a limited manufacturers warranty on the part ONLY.

Balance:Internal or External. In some cases, the image being displayed may be different due to a running change by manufacturer, for which new has not supplied. Number of Teeth: 157. Quantity: Sold as Each.

Any shipping costs are based on weight, size, and number of packages. Flywheel Material:Steel. Number of Crank Bolts: 6. SFI Approved:Yes.

part #: 1628983 prices

• $325.22-$344.20

specifications flwheflepla:

• brand: Prw
• mpn: 1628983
• part type: Flywheel

offer flwheflepla:

• started: October 20, 2025
• sold: 0
• availability: In Stock
• quantity: 1
• options: Ship-to-home

shipping flwheflepla:

• class: Expedited, Standard
• transit: 2-4 Days
• service: FedEx 2Day, UPS Ground, USPS Priority Mail
• carrier: FedEx, UPS, USPS
• cost: $0.00
• type: Calculated

payments flwheflepla:

• wallet: Paypal
• other
• credit card: Visa

general flwheflepla:

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

returns flwheflepla:

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

seller flwheflepla:

• city: Lenexa, Kansas
• # reviews: 139232
• rating: 99.7%

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