The Laser Diesel Engine Compression Test Kit is a comprehensive tool kit for checking the condition of diesel engines on most cars and small boats fitted with diesel engines. It tests for compression loss resulting from worn valves and valve seats, valve guides, piston rings, cylinder head and gasket seals. Applications include: BMW, Citroën, Dacia, Daihatsu, Fiat, Ford, Isuzu, Land Rover, Leyland DAF, Mazda, Mercedes-Benz, Mitsubishi, Nissan, Opel, Peugeot, Renault, Rover, Seat, Toyota, Vauxhall, Volkswagen, Volvo.Dual scale pressure gauge: 0 - 1000psi (0-70 bar), with quick release connection system. Dummy injectors, seal and washer set, 90 degree elbow and clamp plate. M10, M12, M14 glow plug adaptors, plus a M20 diesel injector adaptor.