High-Ratio Performance for Big Block Chevy

Unlock the full potential of your Big Block Chevy with the T&D Machine SportComp 1.80 ratio shaft rocker. This component is specifically designed to provide the increased lift required for high-performance camshaft profiles. By utilizing a robust shaft-mount architecture, these rockers provide the stability necessary to prevent valve float and valvetrain harmonic issues during high-RPM operation.

Technical Advantages

• 1.80 Ratio: Increases effective valve lift for improved airflow and power production.
• Shaft-Mount Stability: Superior to stud-mount rockers for high-load racing applications.
• Full Roller Tip: Reduces friction and heat, extending the life of your valve guides and tips.
• Precision Engineering: Manufactured from premium-grade aluminum for the perfect balance of weight and strength.
• .050 LH Offset: Ensures perfect alignment with your specific cylinder head geometry.

The T&D Machine SportComp series is the gold standard for serious engine builders. By minimizing deflection and maintaining consistent rocker geometry, these units ensure that your engine performs exactly as intended, lap after lap. The natural aluminum finish provides a professional look while maintaining the structural integrity required for high-horsepower builds. When you need precision valvetrain components that won't let you down, trust the engineering excellence found in these T&D Machine rockers, available through GGCRACING.