2015-2021 Subaru WRX 272/276 Degree Camshafts by Kelford Cams 272°/276° Kelford performance cams are designed to suit most motorsport applications. The cams are best for 2015-21 WRX FA20 DIT engines that produce 450hp-600hp. Kelford requires the use of the Kelford KVS87-DT valve spring and retainer set when installing these cams. Piston to valve clearance must be checked during assembly. Features Intake 272° Advertised Duration Exhaust 276° Advertised Duration 11.60mm/11.60mm lift. Benefits Great camshaft choice for 450-600hp cars Applications 2015-2021 Subaru WRX What's In The Box? 2 - Camshafts Warranty Kelford Cams' Limited Manufacturer's Warranty