Manley 11854-8 Manley Severe Duty Series Stainless Steel Valves Eibach Alignment Kits The internal architecture uses fully

The internal architecture uses fully welded internal baffles tuned to eliminate resonant frequencies that cause interior drone while producing a mellow daily-driver character with a sharp bite under load

and shims are included for alignment adjustment

Two external compression tubes and one rebound tube offer 18 positions of adjustability

000 horsepower

6°F to 231

Manley 11854-8 Manley Severe Duty Series Stainless Steel Valves Eibach Alignment Kits The internal architecture uses fullyThe Manley 11854 8 Manley Severe Duty Series Stainless Steel Valves are high performance engine valves engineered for intake and exhaust duty in street, strip, and marine engines. As the gateway controlling airflow into and out of the combustion chamber, valve quality directly affects flow, sealing, and high RPM stability. These valves are designed for enthusiasts who demand consistent performance at elevated RPM. CNC machined from premium stainless