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The Manley 2.055-inch intake valve (4.874 in overall, 0.3133 in stem, hollow stem) from the Severe Duty® line is engineered for extreme gasoline engine temperatures and higher tensile strength needs. Crafted from exclusive alloys with proven fatigue resistance, these valves feature swirl‑polished underheads, fully machined combustion faces, chrome stems and hard tips for improved durability, flow, and longevity in high‑stress racing environments.
Manley Chevrolet LS1intake Valve Kit - 2.055in Head Dia. 4.874in O/A Length, 0.3133in Stem
