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Masterclass in Metal: The Battle for the Al Slonaker Memorial Award
The 75th annual O’Reilly Auto Parts Grand National Roadster Show, presented by Meguiar’s, went full throttle this year, bringing out some of the most insane custom cars the hot rod world has ever seen. Sure, the AMBR award gets all the press, but the real hardcore builders know that the Al Slonaker Memorial Award is where true engineering battles happen. This isn’t just about looking pretty—this is about pushing the limits of fabrication, design, and flat-out mechanical genius.

Pyramid Optimized Design: The Builder’s Secret Weapon
When a build needs to go from “cool idea” to “everyone’s talking about this,” the pros call Pyramid Optimized Design. They’re the team behind some of the most talked-about show cars on the planet — using custom automotive design services to transform raw ideas into fully engineered, show-winning, road-ready components. Pyramid doesn’t just make parts. They bring visions to life, concept to completion.

ONE-WEEKEND WONDER
Instant gratification. It’s an addicting thing whereby somewhat suddenly, you find compete satisfaction. It’s the opposite of long, laborious projects that linger on for years, doling out their pain and pleasure in measured portions along the way. Sure, it can be fulfilling, but few things are more fun than putting things in fast-forward and doing what should take a long time in a short time. TV shows are based on just such rewards in this ever-accelerating time we live in, and in a reversal, we now find life imitating art as hot rodders do their own versions of Overhaulin’; we like to call it Over-Thrashin’. Generally, there are no cameras whirling, no lights and no scripts. It’s just a bunch of hot rodders, a good garage and maybe stacks of empty pizza and parts boxes in the corner.
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Product Spotlight: Brian Tooley Racing’s GEN III & IV TRUCK NORRIS CAM
Unleash the True Potential of Your GM Truck with the BTR Gen III/IV Truck Norris Camshaft
Author
The Auto Builder Staff
Images Courtesy of Brian Tooley Racing
Unmatched Performance
The BTR Truck Norris Camshaft is the result of hundreds of hours of in-house cam lobe design and dyno testing. Brian Tooley Racing left no stone unturned in developing a camshaft that brings your GM truck to life, whether you’re hauling, towing, or just tearing up the open road. With a focus on optimizing mid-range power and maintaining low-end drivability, this cam offers the perfect balance for truck owners who demand versatility and performance.
The Truck Norris Camshaft shines where it matters most—in real-world performance. Expect improved throttle response, enhanced torque for towing and hauling, and an aggressive yet refined idle that commands attention (check out the video below to hear BTR’s Truck Norris in action).
Built for Reliability
Brian Tooley Racing is known for pushing the limits of performance without sacrificing reliability, and the Truck Norris Camshaft is no exception. Crafted from high-quality materials and designed for durability, this cam is built to handle the rigors of truck life. It’s compatible with stock cylinder heads and valvetrain components, making it a straightforward upgrade that delivers massive gains without requiring extensive modifications.
For those ready to take things to the next level, pair it with supporting mods like upgraded valve springs and a tuned ECU to unleash even more power. This camshaft is the perfect foundation for a performance build, whether mild or wild.
Why Choose the Truck Norris Camshaft?
There’s no shortage of performance parts out there, but the BTR Truck Norris Camshaft stands in a league of its own. Here’s why it’s a game-changer:
- Optimized for Truck Applications: Designed specifically to enhance the performance characteristics that matter most to truck owners, like low-end torque and mid-range power.
- Proven Performance Gains: Backed by rigorous dyno testing, this camshaft consistently delivers horsepower and torque increases that you can feel.
- Ease of Installation: Compatible with factory valvetrain components, making it an ideal upgrade for enthusiasts and professionals alike.
- Legendary Reputation: Brian Tooley Racing is a name synonymous with top-tier performance, and the Truck Norris Camshaft lives up to the hype.
Real Results, Real Trucks
Don’t just take our word for it—the results speak for themselves. Truck owners across the country are raving about the difference the Truck Norris Camshaft makes. Whether you’re merging onto the highway, passing slowpokes with authority, or climbing steep grades with a heavy load, this cam delivers the performance you’ve always wanted.
Make the Upgrade Today
So, what are you waiting for? If you’re ready to take your GM truck to the next level, the BTR Gen III/IV Truck Norris Camshaft is your ticket to unmatched performance. With its perfect blend of power, reliability, and ease of installation, it’s the ultimate upgrade for your 1999-2013 Silverado or Sierra. CLICK HERE to head on over to the BTR website. Get yours today and experience the thrill of a truck that truly lives up to its potential.
Brian Tooley Racing—because your truck deserves the best.





