●An engine specific tool kit that is required to perform camshaft and VANOS timing on BMW N63 and S63 engines. ●The kit includes the following: Camshaft Alignment Fixtures: Two camshaft alignment jigs to fix the camshafts in the TDC orientation during assembly. Crankshaft TDC Pin: Top dead center pin to align the flywheel at the TDC position. VANOS Timing Tools: Three fixtures Required to time the VANOS System.