Manley Performance Manley Chevy L-99 Severe Duty Series 2.165in Head Diameter Intake Valve (Single) 12354H-1

Discover the pinnacle of performance and racing excellence with Manley's Severe Duty? Valves. Exhaust valves crafted from XH-428 material and Intake valves from NK-844 material, these valves stand as a testament to our unwavering commitment to superiority in the industry. Severe Duty? Valves outshine the competition in every aspect.