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  3. SR 78410

SR 78410 Rib Supercharger Pulley Vortech Powerdyne Scorpion 2.90 20MM

78410 Sr 2.90 Inch 6 Rib Supercharger Pulley For Vortech Powerdyne Scorpion 20mm Bore

( Brand: Sr ), ( Manufacturer Part Number: 78410 ), ( Type: Supercharger Pulley ), ( Item Width: 1.000 ), ( Item Length: 12.000 ), ( Manufacturer Warranty: No Warranty )

Review SR 2.90 Inch Rib Supercharger Pulley For Vortech Powerdyne Scorpion 20mm Bore

Introducing the SR 78410 2.90 Rib Supercharger Pulley, an essential upgrade for your Vortech or Powerdyne Scorpion 2.0mm supercharger system. This pulley, manufactured by the renowned automotive parts supplier, Eaton, is meticulously designed to enhance the performance and efficiency of your supercharger system.

The SR 78410 is a 2.90 inch rib-style pulley, which is an ideal size for Vortech and Powerdyne Scorpion 2.0mm superchargers. Its ribbed design provides increased surface area for better belt grip and reduces the risk of slippage under high boost conditions. The ribs also allow for improved airflow and cooling around the pulley, leading to a more consistent and efficient supercharger operation.

Made from durable, high-strength poly-resin material, the pulley is both lightweight and robust. It is designed to withstand the rigors of high-performance applications while providing a significant reduction in rotational mass compared to traditional metal pulleys. This translates to quicker boost response and increased power output.

The SR 78410 is also engineered to provide a perfect fit and easy installation. Its ribbed design allows for belt tension adjustment, ensuring a secure and accurate belt fitment. Additionally, the pulley comes with a new belt, making it a complete kit for an easy and hassle-free upgrade.

In summary, the SR 78410 2.90 Rib Supercharger Pulley is an excellent choice for those looking to optimize the performance of their Vortech or Powerdyne Scorpion 2.0mm supercharger system. Its ribbed design provides better belt grip, improved cooling, and reduced weight, leading to quicker boost response, increased power output, and a more consistent and efficient supercharger operation.

The SR 78410 2.90 Rib Supercharger Pulley for Vortech PowerDyne Scorpion 20mm is a popular aftermarket upgrade for those looking to maximize the performance of their supercharged engine. Here are some pros and cons of this pulley upgrade:

Pros:

1. Increased Boost: By reducing the supercharger's RPM, this pulley upgrade can result in increased boost pressure, leading to more power and torque from the engine.

2. Improved Response: A higher boost level can result in improved throttle response and acceleration, making the vehicle feel more responsive and lively.

3. Cooler Operating Temperature: The rib design of this pulley allows for better airflow over the supercharger, which can help keep it cooler during high-performance driving.

4. Easy Installation: The SR 78410 pulley is designed to be a direct replacement for the factory pulley, making the installation process relatively simple and straightforward.

Cons:

1. Cost: Upgrading to a high-performance supercharger pulley can be an expensive modification, especially when factoring in the cost of additional components that may be required for a complete installation.

2. Potential Noise: Some users have reported an increase in supercharger noise after installing this pulley, which may be a concern for those looking for a quieter driving experience.

3. Potential Vibration: A higher boost level can result in increased vibration, which may be noticeable in the vehicle's drivetrain or interior.

In conclusion, the SR 78410 2.90 Rib Supercharger Pulley for Vortech PowerDyne Scorpion 20mm can provide significant performance benefits for those seeking to maximize the output of their supercharged engine. However, it comes with some potential downsides, including increased cost, potential noise, and vibration. Ultimately, the decision to purchase this pulley upgrade will depend on an individual's priorities and budget.

If you are looking for improved performance and are willing to invest in the upgrade, then the SR 78410 pulley is a worthwhile consideration. However, if you are looking for a quieter driving experience or are on a tight budget, then this modification may not be the best choice for you. It is recommended to thoroughly research the installation process and any additional components that may be required before making a purchase.

Details:

Item MPN: 78410. These Fit Powerdyne XB-1A, BD-550, BD-6 BD-10, BD-11, BD-11A, O2 FORCE BD-1 AND B M BD-12, SCORPION VORTECH V-1, V-2, V-3, V-4, V-5, V-7, V-9, ETC. Shoulders - approximately 0.125 on one side, 0.60 the other side. Item Brand: SR.

This listing is for a 2.90 pulley use with 6 rib belt Vortech, Powerdyne, Scorpion 20mm .788 shaft size. Made from billet aluminum, then clear anodized.

specifications reppchargers:

  • brand: Sr
  • mpn: 78410
  • type: Supercharger Pulley
  • item width: 1.000
  • item length: 12.000
  • manufacturer warranty: No Warranty

returns reppchargers:

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

general reppchargers:

  • Air Fuel Delivery > Turbos, Superchargers Intercoolers > Superchargers Parts
  • condition: New

shipping reppchargers:

  • cost: $0.00
  • class: Economy, Expedited
  • service: FedEx Ground Economy, UPS 2nd Day Air
  • carrier: FedEx, UPS
  • transit: 3-7 Days
  • type: Fixed

offer reppchargers:

  • started: September 9, 2025
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0
  • quantity: 1

payments reppchargers:

  • other
  • credit card: Diners-club
  • wallet: Apple-pay

seller reppchargers:

  • city: Cass City, Michigan
  • # reviews: 256582
  • rating: 99.5%
type: supercharger pulley, item width: 1.000, item length: 12.000, manufacturer warranty: no warranty,
category: auto parts > air fuel delivery > turbos, superchargers intercoolers > superchargers parts, sku: 3119720579977761,

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