Works for Naturally Aspirated and Supercharged V8 5 Liter Engines, Complete tool kit to set both base and variable valve timing (VVT) timing. Replaces OEM Tools: 303-1145, 303-1447, 303-1148, 303-1252, 303-1482, This tool set includes:, Two camshaft alignment fixture that secure and lock TDC timing alignment (for timing belt replacement or cylinder head work), Crankshaft locking pin to fix the crankshaft at TDC, VVT tensioning wrench, Camshaft turning socket, Steel tool set, black oxide coated for corrosion protection, Application Make/Models: Jaguar, Land Rover, Jaguar x150 - XK Model Year 2010 and newer, Jaguar x250 - Model Year 2010 and newer, Jaguar x351 - XJ Model Year 2010 and newer, All 2009+ Land Rover vehicles fitted with 5.0L V8 engines