Vortech Superchargers 10-Rib 3.12" Drive Pulley (2A031-312)
3.12-Inch 10-Rib Drive Pulley for Vortech Centrifugal Superchargers
The Vortech Superchargers 10-Rib 3.12" Drive Pulley (PN 2A031-312) is a precision-machined supercharger pulley designed to fine-tune boost levels on Vortech centrifugal supercharger systems. With its 3.12-inch diameter, this pulley is commonly used for moderate boost configurations where balanced supercharger speed, belt control, and long-term reliability are priorities.
This pulley is fully compatible with Vortech V-1, V-2, V-3, and V-7 superchargers equipped with a 10-rib belt drive system. Manufactured to Vortech's strict tolerances, it delivers proper belt alignment, excellent belt grip, and consistent performance in both street-driven and race-oriented applications.
Key Features & Performance Highlights
- Genuine Vortech Superchargers drive pulley
- 3.12-inch diameter for controlled supercharger speed and boost tuning
- 10-rib belt profile for improved traction and reduced belt slip
- Precision-machined for accurate alignment and smooth rotation
- Ideal for performance street builds and custom boost combinations
Compatibility
- Vortech V-1 Superchargers
- Vortech V-2 Superchargers
- Vortech V-3 Superchargers
- Vortech V-7 Superchargers
Quick Specs
- Manufacturer: Vortech Superchargers
- Part Number: 2A031-312
- Pulley Diameter: 3.12 inches
- Belt Type: 10-Rib
- Application: Vortech centrifugal superchargers
Important Notes
- Boost level changes depend on supercharger model, engine configuration, and crank pulley size
- Proper engine tuning is required when changing supercharger pulley sizes
- Verify belt length, pulley alignment, and system clearance before installation
FAQs
- Which superchargers does this pulley fit?
This pulley fits Vortech V-1, V-2, V-3, and V-7 superchargers using a 10-rib drive system. - Will a larger pulley reduce boost?
Compared to smaller pulleys, a 3.12-inch pulley typically results in lower supercharger speed, which may reduce boost depending on the setup.
Why Buy from Beefcake Racing?
Beefcake Racing is an authorized Vortech Superchargers dealer and a trusted source for genuine pulleys and supporting components. If you need help selecting the correct pulley size or dialing in your Vortech supercharger setup, our team is ready to help.
Email: sales@beefcakeracing.com
Phone: 1-855-827-7223
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