Cylinder Head Supply
Mitsubishi Triton Challenger 4D56U 4D56Di-T 2.5L Cylinder Head With Valves
Mitsubishi Triton Challenger 4D56U 4D56Di-T 2.5L Cylinder Head With Valves
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4D56U Cylinder Head With Valves — Head Only
Brand new 4D56U cylinder head with valves, springs, guides and valve stem seals fitted. Pressure tested and ready for camshaft installation. Gasket set, head bolts, camshafts and rocker arms not included — ideal if you already have these parts or are sourcing them separately.
Fits: Mitsubishi Triton ML, MN and Challenger PB, PC (2009–2015) — Engine code 4D56U, 4D56Di-T, 2.5L DOHC turbo diesel. Suits both 100kW (2WD) and 130kW (4WD) models.
Important: This listing is the cylinder head with valves only — no camshafts, rocker arms, gasket set or head bolts included. If you need the complete kit with camshafts, rockers, gasket set and bolts, see our 4D56U Complete Cylinder Head.
What's Included:
- Brand new cylinder head casting
- Inlet and exhaust valves fitted
- Valve springs, guides & valve stem seals fitted
- Pressure tested — ready for camshaft installation
- ✓ Free Delivery: Available to most Australian addresses — Perth pickup also available
Not Included — Available Separately:
- Camshafts (inlet and exhaust)
- Rocker arms
- Head gasket set
- Head bolts
Key Specifications:
- Engine Code: 4D56U / 4D56Di-T — 2.5L 4-cylinder DOHC turbo diesel
- Valve configuration: 16-valve DOHC
- Power output: Suits 100kW (2WD) and 130kW (4WD) models
- Quality: 100% quality inspected, valve-to-seat compression tested, head face checked and refaced if necessary
- ✓ Warranty: 12 months
Compatibility Guide
Guide only — please contact us if you are unsure.
- 2009–2015: Mitsubishi Triton ML, MN with 2.5L DOHC turbo diesel, engine code 4D56U — 100kW 2WD and 130kW 4WD
- 2009–2013: Mitsubishi Challenger PB with 2.5L DOHC turbo diesel, engine code 4D56U — 130kW
- 2013–2015: Mitsubishi Challenger PC with 2.5L DOHC turbo diesel, engine code 4D56U — 130kW
A cost-effective option for 4D56U owners whose camshafts, rockers and gasket set are in good condition — no need to replace parts that don't need replacing.
Order online or by phone. Pickup available in Perth (Midland) or fast dispatch from Melbourne.
Further Reading: 4D56 Cylinder Head Failure — Symptoms, Causes & Replacement Options
Related products: 4D56U Complete Cylinder Head with Camshafts & Gaskets | 4D56U Head Gasket Set with Bolts | Browse all Mitsubishi 4D56 Parts

Fitment & Product FAQ
Are the cylinder heads supplied assembled?
Most are supplied assembled, with the camshaft, valves, springs and seals already fitted so they are ready for installation. Some applications require the original camshaft and rocker gear to be transferred across. Confirm the details in the ‘What’s Included’ section for the product you are viewing.
What will I receive with my order?
The contents vary by application. Most complete cylinder-head kits include the assembled head, a VRS gasket set and new head bolts. Some products require reuse of the original camshaft and rockers. For engines using an MLS gasket, we supply the thickest available specification. Gasket-set-only products include the head gasket, manifold gaskets, valve stem seals, rocker cover gasket, head bolts and required O-rings. Check the product’s ‘What’s Included’ section for the exact contents.
What warranty is included?
Every cylinder head includes a 12-month warranty against manufacturing defects. We carefully select our heads and stand behind the quality supplied.
How can I confirm it fits my vehicle?
Use the ‘Fits’ section to check the compatible make, model, year and engine code. If you are still unsure, send us your VIN before ordering and we can confirm the application.
How quickly will my order arrive?
Orders are dispatched from Perth or Melbourne. Most deliveries arrive within 2–5 business days, with express delivery available at checkout.
Does the head need machining before installation?
No. Our cylinder heads are manufactured to OEM specifications and are supplied ready to fit, so machining should not be required before installation.