A wide range of Ferrea handles is available on the American and European market. We currently offer four different types of retainers to choose from: titanium steel, lightweight steel, steel and aluminum retainers, all CNC machined to perfection and offering excellent strength and stability. Fits: ACURA INTEGRA GSR 1.8L - DOHC VTEC 16 VALVE (B18C1-C3) - 1994-2000 Dimensions: Valve head diameter: 5.5 mm Diameter (A): 21.6 mm Outer step diameter (B): -Inner step diameter (C): 14.73 mm The wide range of Ferrea retainers is available on the US and European market. We currently offer four different types of retainers to choose from: titanium steel, light steel, steel and aluminum retaining components, all of which are CNC machined to perfection and offer excellent strength and stability.Fits: ACURA INTEGRA GSR 1.8L - DOHC VTEC 16 VALVE (B18C1-C3) - 1994-2000Dimensions: Head diameter: 5.5 mmDiameter (A): 21.6 mmOutstep diameter (B): -Instep diameter (C): 14.73 mm