Product Specifications: Applicable for OHV & OHC petrol or diesel engines of the following Cars: Compatible with Audi (4 and 5 cylinder);BMW; Chevrolet; Chrysler; Ford; GMC; Honda; Hyundai; Infiniti Compatible with Lexus; Lincoln; Mazda; Mitsubishi; Nissan; Porsche (924, 928);Saturn; Toyota; Volvo; VW Volkswagen (4, 5, 6 cylinder) Most other engines with accessible valve springs. Set includes: 1 compressed air connection rigidly to screw into the spark plug threads M14 or M18 1 compressed air connection hose, flexible to screw into the spark plug threads M14 or M18, length 310 mm 1 Diesel Injector Adapter M24 4 compressed air connection fittings for the most common compressed air systems Round rod for low-holder, length 515 mm, diameter 15 mm Traverses Holder for a round rod with 7 positioning holes Valve spring pressure pad, diameter 22 mm, length 134 mm Pressure lever to tighten the valve springs with 5 positioning holes Mounting screws and pins Magnetic tools for assembly and disassembly of the valve keys, length 210 mm 2 valve stem seal pliers: Straight pliers, length 270 mm and Curved pliers, length 270 mm Mounting adapter in diameters 5, 6, 7, 8, 10 and 11.4 mm, M16 knurled Female extension 130 mm for deep-seated valves