Unlock the full potential of your Nissan RB26DETT engine with the GSC Power Division Billet S1 Camshaft Set, a premium performance camshaft upgrade engineered for enthusiasts, tuners, and engine builders looking to improve airflow, optimize valve timing, and increase usable power throughout the RPM range.

The GSC S1 camshaft profile is designed as an excellent choice for high-performance street builds, responsive turbo applications, and competition engines requiring improved cylinder filling while maintaining strong drivability. Developed specifically for the RB26DETT platform, these cams provide the performance advantages needed for upgraded turbo systems, modified cylinder heads, and increased horsepower applications.

Unlike generic aftermarket camshaft profiles, GSC Power Division camshafts are engineered using application-specific analysis that considers cylinder head airflow characteristics, valvetrain geometry, rocker motion, engine configuration, fuel type, and intended powerband. This ensures optimized performance, reliability, and valvetrain stability for demanding RB26 builds.

Manufactured from forged barstock with precision-ground lobe profiles, GSC billet camshafts deliver exceptional strength, accuracy, and durability for high-performance Nissan RB26DETT applications.

Product Features

• Application: Nissan RB26DETT engine
• Part Number: GSC7041S1
• Camshaft Type: Billet S1 Performance Camshaft Set
• Designed for improved airflow and increased engine efficiency
• Optimized valve timing for enhanced power production
• Precision-ground billet construction for maximum durability
• Ideal balance between performance gains and street drivability
• Suitable for turbocharged RB26 builds and upgraded engine combinations
• Engineered for improved usable RPM range and power delivery

Camshaft Specifications

Intake Camshaft

• Advertised Duration: 268°
• Duration @ 0.040": 230°
• Peak Lift: 9.50mm
• Center Line: 110°

Exhaust Camshaft

• Advertised Duration: 270°
• Duration @ 0.040": 230°
• Peak Lift: 9.55mm
• Center Line: 115°

Why Choose GSC Billet S1 Camshafts for Your RB26DETT?

The Nissan RB26DETT is legendary for its strength and tuning potential, but maximizing horsepower requires components that improve airflow and allow the engine to breathe efficiently. The GSC S1 camshaft profile provides an optimized combination of lift and duration to increase valve opening efficiency while maintaining excellent response and drivability.

This camshaft set is ideal for RB26 owners looking to upgrade beyond factory specifications without stepping into an overly aggressive race-only profile. The S1 design offers a strong performance improvement for street-driven GT-Rs, high-response turbo setups, and balanced horsepower builds.

Whether you are restoring a Nissan Skyline GT-R, building a powerful street machine, or developing a track-focused RB26 engine, GSC Power Division Billet S1 Camshafts provide the precision engineering needed for reliable performance.