Ensure secure, precise, and seamless performance on your test bench with the Marbed 9408-A Splined Coupling Adapter, also known as the Drive Coupling for DPA Gear. Specially designed for DPA diesel fuel injection pumps, this female splined coupling delivers unmatched reliability and accuracy when simulating engine conditions during testing. Built with high-grade materials, it withstands demanding usage and ensures long-lasting performance, making it the perfect solution for diesel fuel injection specialists.