GSC Camshaft & Valve Spring Kit for BMW / Toyota B58 Gen 2

Please note: All camshafts must be installed by a professional engine builder, using the provided camshaft specification sheet. The builder is responsible for verifying piston-to-valve clearance and setting engine timing according to the cam card specifications, not the factory settings.

Bring out the full performance of your BMW / Toyota B58 Gen 2 engine with the GSC Power-Division Camshaft and Valve Spring Kit. Designed for the 3.0L B58 Gen 2 engine found in the A90/A91 Toyota Supra, G20 M340i, G22 M440i, and other latest-gen platforms, this kit delivers proven valvetrain enhancements built to handle increased boost, RPM, and power.

The package includes your choice of GSC camshaft profiles, precision-matched with high-performance dual valve springs and lightweight titanium retainers. Whether you’re building for street performance or competitive motorsport, this setup gives your B58 the valvetrain stability it needs at high engine speeds and under extreme pressure.

S1  |  500-900WHP  |  3000-7000RPM Rev Range

Quick throttle response and improved mid-range power

Integrated Intake Cam Trigger 

Compatible with vehicles featuring OEM exhaust cam part number 11318631648

S2  |  600-1200WHP  |  3500-7500RPM Rev Range

Quick throttle response and improved mid-range power

Integrated Intake Cam Trigger 

Compatible with vehicles featuring OEM exhaust cam part number 11318631648

S3  |  1200-1800WHP  |  4500-8500RPM Rev Range

Quick throttle response and improved mid-range power

Integrated Intake Cam Trigger 

Compatible with vehicles featuring OEM exhaust cam part number 11318631648

Features:

• Designed specifically for BMW / Toyota B58 Gen 2
• Choice of Stage 1, 2 or 3 camshaft profiles depending on power goals
• GSC beehive valve springs and titanium retainers included
• Optimized for increased lift, duration, and airflow
  
• Dyno-proven results with proper tuning and supporting mods