Comprehensive 14piece kit for radiator pressure testing and engine compression testing. Includes adapters, hoses, and a vacuum pump, providing everything needed for thorough engine diagnostics. Dual testing capabilities to identify issues quickly. Use radiator pressure testing to reveal leaks in the cooling system and engine compression testing to assess cylinder health. The vacuum tool aids radiator system testing, while the compression tester checks cylinder pressure to support engine performance. Designed for automotive enthusiasts and professionals. Ideal for mechanics, technicians, and DIYers who regularly perform maintenance or diagnose coolant system and engine issues. Easy to use and durable. Crafted with quality materials to withstand frequent use and harsh environments. Built for easy handling so beginners can operate effectively without special training. Practical use scenarios. Diagnose a suspected radiator leak by pressurizing the cooling system; assess overall engine health with a cylinder compression check; perform routine maintenance or pretrip inspections to ensure coolant system integrity and engine performance.