Custom Race & Street Engine Builds
At Johnson Performance & Dyno Service, we specialize in custom race and street engine builds designed to deliver exactly what you need—whether that’s dominating on the track or getting reliable, street-friendly horsepower for everyday performance. Every engine is built from the ground up with attention to detail, premium components, and the right tuning strategy for its intended purpose.
Built for Your Application
• Race Engines – Maximum horsepower, optimized airflow, high-compression setups, and performance cam profiles tailored for drag racing, circle track, or road racing. Every detail is designed for consistency, speed, and durability under extreme conditions.
• Street Engines – Smooth drivability with reliable power. We balance performance upgrades with fuel efficiency, throttle response, and long-term dependability, making sure your vehicle runs strong without sacrificing comfort or reliability.
• Race/Street Hybrids – The best of both worlds. Builds that deliver track-ready performance while still being manageable for weekend cruising and daily driving. Perfect for enthusiasts who demand versatility.
Why Choose Us?
- Custom-tailored builds (not cookie-cutter solutions)
- Proven track record with race-winning setups
- Expert tuning for both performance and longevity
- Honest consultation and straightforward recommendations
Dyno-Tuned for Accuracy
Every engine we build is backed by dyno testing and precision tuning. The dyno allows us to measure horsepower, torque, and efficiency in a controlled environment, ensuring your build performs exactly as promised. From adjusting fuel mapping to fine-tuning ignition timing, we make sure your engine isn’t just powerful—it’s optimized for your unique needs.