Prefix Racing #12 | Photo credit: Chris Green


Photo Credit: Chris Green

Performance at a Glance

Prefix Performance specializes in a wide variety of engine development, engine testing, and performance upgrades.

The Engine and Performance division of Prefix provides experienced engine design, engineering, development and testing for OEMs, professional race teams, and specialty industry projects. This department includes a variety of high-level analytical tools and measurement systems, as well as extensive engine rebuild and testing equipment.

  • Drag, Road Race, Circle Track and Street Engines
  • HEMI® V8 Crate Engines
  • Official Viper V10 Re-builder
  • Complete Vehicle Conversions
  • HEMI® Performance Kits
  • Viper Performance Kits
  • On-site Calibration Capabilities
  • Chassis Dyno Testing
  • Engine Dyno Testing
  • Dynamic Valve Train Testing
  • Design Fabrication/CNC Machining
  • Trans Am Series Race Engines

Write to with your performance-related inquiry and we’ll get back to you within one business day.

Shop Performance Parts and Prefix Gear

Video & Photo Gallery

building engines in the Prefix build studio

9.0L V-10 Viper engine performance upgrade

Custom 392 HEMI Crate Engine

Prefix race engines

Prefix Trans Am series race cars | Photo credit: Chris Clark

Chevrolet Camaro #76 | Photo credit: Chris Clark

Honda Motorsports Race Team