1/4" BSP threaded connection
This test is recommended by manufacturer of high pressure pumps
particularly important on modern high speed diesel engines
Automatic overload relief valve protects hydraulic components
33157100 - 315 Series Cooling Cap No 5 - Citroen, Fiat, Honda, Lexus, Mazda, Opel Vauxhall, Asian Imports PRODUCTSElectrical Diagnostics & Test Tools 1/4" BSP threaded connectionPrecision engineered to seamlessly integrate with the 315 Series Cooling System Pressure Test Kit, this adaptor enables accurate pressure testing on select Opel Vauxhall, Citroen, Fiat, Honda, Nissan, Daihatsu, Mazda, Suzuki, Toyota, Mitsubishi, Hyundai & Kia models. Its compatible with both quick release systems and older threaded caps (when paired with the optional adaptor 03186870) No 5 Cap Adaptor Opel Vauxhall, Citroen, Fiat, Honda, Nissan,