Super Alloy Engine valves represent the highest level of advancement in valve technology. These valves are designed to meet the extreme thermal demands of today's Nitro, Supercharged, Turbocharged and Marine engines Fits: ACURA TSX 2.4L - DOHC i-VTEC 16 VALVE (K24Z3) - 2009-2014 Dimensions: Head Diameter: 32mm Diameter Shank: 5.45 mm Overall Length: 109.3 mm Tip Length: 2.1 mm Super Alloy Engine valves represent the highest level of valve technology advancement. These valves are designed to meet extreme heat requirements in today's Nitro powered, supercharged, turbocharged and offshore engines.Fits: ACURA TSX 2.4L - DOHC i-VTEC 16 VALVE (K24Z3) - 2009-2014Dimensions: Head diameter: 32 mmStem diameter: 5.45 mmOverall length: 109.3 mmTip length: 2.1 mm