Manley Chevy L83 5.3L 1.560in Head Diameter Pro Flo/Severe Duty Exhaust Valve (Set of 8)

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.
Manley Valve - Exhaust, Valve-S/D L83 5.3L 1.560, .3136 STEM.