The kit is designed to remove/install the camshaft in order to check and adjust the valve timing and set the timing to the top dead position TDC. Application: · Series 1: (F30) 2.0 125i (2012-2014) · 3 Series: (F30) 2.0 320i xDrive, 328i xDrive, 328i (2012-2014) · 5 Series: (F10) 2.0 520i, 528i, 528i xDrive (2010-2014) X1 Series: (E84) 2.0 sDrive18i, sDrive20i, xDrive20i, xDrive28i N20B2000 (2011-2014) · X3 Series: (F25) 2.0 xDrive20i, xDrive28i (2011-2014) · Z4 Series: (E84) 2.0 sDrive18i, sDrive20i, sDrive28i (2011-2014) Engines: · N20, N20B20, N20B20A, N20B20B/UO, N20B2000