Mitsubishi 4D56TA Cylinder head assembly 171211
171211The Mitsubishi 4D56TA cylinder head assembly (171211) is a solid replacement option when the old head begins to crack, leak or lose compression. Our complete assembly comes ready to install which saves workshops time for prep and also reduces the chance of mismatch when reassembling. As it slots cleanly into the 4D56TA engine layout, making it the most dependable choice for the routine repairs, rebuilds or fleet servicing where reliability and consistency are important.
The Mitsubishi 4D56TA cylinder head assembly 171211 is made for the engines needing a fresh, stable top-end after overheating, gasket failure or long-term wear. The casting aligns neatly with the engine block, giving a strong foundation for reassembly. Since this is a complete assembly, mechanics don’t have to spend time sourcing extra components before fitting—something that helps keep repair jobs moving without delays.
If the previous head is warped, cracked, or causing uneven combustion, replacing it with this unit typically resolves those issues without needing additional machining. The ports, chambers, and mounting points match the original 4D56TA specifications, allowing the engine to return to smooth operation once everything is torqued down properly.
Another practical advantage is the clean, machined finish across the sealing surfaces. This helps the gasket seat correctly and reduces the risk of repeated leaks—a common problem with worn 4D56TA heads.
What this assembly helps with
- Direct fit for Mitsubishi 4D56TA engines
- Restores proper combustion and compression when the old head is damaged
- Offers a ready-to-install setup that saves workshop time
- Suitable for rebuilds, day-to-day garage repairs, and commercial fleet maintenance
- Helps stabilise engine performance when cracks or overheating have affected the original head
Workshops often choose this assembly when they want a stress-free installation that fits without modification. It works well for daily-use vehicles, light commercial pickups, and older 4D56TA models still running regular routes.
Acme Impex checks casting precision and compatibility before dispatch, so you receive a head that fits correctly and supports dependable performance. If you’re repairing a 4D56TA engine and want a replacement that keeps the job simple and reliable, this assembly is a practical and long-lasting solution.