Hey Cummins owners and diesel mechanics, this 9007A compression test adapter is exactly what you need for testing those 24V Cummins engines! This little guy works with the J-6692-B compression test gauge and fits 5.9L and 6.7L Cummins diesel engines from 1998 and a half all the way up to current models. We're talking Ram Trucks from 2006 through 2014 - 1500, 2500, 3500, 4500 models, you name it. The construction is seriously solid with premium stainless steel and a protective black coating that prevents corrosion and stands up to shop use. The quick connect 3/8\ fitting makes installation a breeze. If you're doing compression tests, diagnosing engine issues, or just want to keep your Cummins running strong, this adapter is a must-have in your tool collection. It's one of those specialized tools that just works when you need it, saving you time and frustration compared to trying to rig up something that doesn't fit right. The quality is noticeable right out of the package - no cheap materials or flimsy construction here. Whether you're a professional mechanic or a serious DIY diesel enthusiast, this adapter delivers reliable performance test after test.