This kit is designed to help locate leaks in the coolant system by simply applying air pressure. The kit comes with a variety of radiator caps and adaptors to suit a wide range of domestic and import vehicles. Self lock / quick disconnect fittings. Contents: 1 x Pressure Testing Pump, Range 0 - 35 psi with release valve 8 x Radiator cap adaptors Compatible with Alfa Romeo, Audi, BMW, Citroen, Daewoo, Fiat, Ford, Honda, Hyundai, Lancia, Mazda, Mitsubishi, Nissan, Opel, Peugeot, Renault, Rover, Saab, Seat, Skoda, Toyota, Volvo and VW. 1 x Adjustable stationary seat for use with Chrysler, Citroen, Mercedes, Mitsubishi, Nissan, Suzuki and Toyota 1 x 50mm seat for use with stationary seat (Japanese and some European cars) 1 x 35mm seat for use with stationary seat for Chrysler, Citroen, Mercedes, Mitsubishi, Nissan and Suzuki 1 x 27mm seat for use with stationary seat for Nissan, Suzuki and Toyota 1 x Radiator conversion cap for use with: stationary seat, 50mm seat and 27mm seat 1 x Radiator test cap Stainless steel fastener Thermostat **No Warranty On This Product**