Brian Tooley Racing LS1 Camshaft Test: Dyno Results for Truck Norris, Stage 1 V2, and Stage 2 V2

In this camshaft showdown, we compare three popular options from Brian Tooley Racing (BTR)—the Truck Norris, Stage 1 V2, and Stage 2 V2. Known for enhancing LS1 engine performance, we tested them on Mark’s VT Clubsport with a stock stall converter to measure horsepower, torque, and overall drivability.

Test Setup

Using our hub dyno, we measured each cam’s performance on the LS1 engine, a popular platform in the performance community.

The Competitors

• The Truck Norris cam is known for its low to mid-range torque, making it a strong choice for daily drivers or trucks looking for power across the RPM range. Learn more about the Truck Norris Cam.
• The Stage 1 V2 cam balances improved throttle response and power, while maintaining excellent street-friendly drivability. It’s perfect for those who want smooth performance with noticeable gains.
• The Stage 2 V2 cam, being the most aggressive, focuses on providing the highest peak power while maintaining solid mid-range torque for performance-focused drivers.

Dyno Results Summary

• Truck Norris delivers strong low-end torque, perfect for daily driving or trucks seeking consistent power.
• Stage 1 V2 offers a balanced power gain, smooth idle, and street-friendly manners.
• Stage 2 V2 reaches the highest peak power without sacrificing drivability.

Conclusion

If you’re considering a cam upgrade for your LS1-powered car, this comparison provides insight into the benefits of each cam. Whether you're after a well-rounded daily driver or maximum horsepower for performance builds, these BTR camshafts deliver. For more detailed insights, check out our YouTube video showcasing the installation, sound, and performance of each cam on the dyno.