Comprehensive Diesel Engine Testing: Ideal for both direct and indirect injection diesel cars, allowing accurate compression checks under cranking conditions. Quick-Coupling Adapters: Small-profile adapters ensure fast, secure testing with easy coupling and uncoupling. Built-In Pressure Relief Valve: Enables multiple tests without disassembly, streamlining diagnostics. Flexible Access & Accurate Readings: 355mm flexible hose for reaching tight plug and injector ports, paired with a dual-scale 80mm gauge reading 0-1000 psi (0-70 bar). Versatile Adapters for Multiple Applications: Includes M10 x 1.25, M12 x 1.25 glow plug adapters, and M19, M21, M24 x 2.0 dummy injectors for universal compatibility. Compatible With: BMW, Mercedes-Benz, Mitsubishi, Citroen, Nissan, Opel, Peugeot, Fiat, Ford, Toyota, Volkswagen, Volvo, and more.