Curious about how this performs in practice? Join us for a hands-on look at the 8-94370579-J Engine Piston Cooling Nozzle. This video provides a detailed walkthrough of this genuine Isuzu part, demonstrating its fit and function for the 4HF1 and 4HG1 engine models. You'll see how this fuel injection pipe integrates into the cylinder block, ensuring optimal engine cooling and performance.