Cylinder Head Supply
Ford Ranger Mazda BT50 WEAT WEC Cylinder Head Complete
Ford Ranger Mazda BT50 WEAT WEC Cylinder Head Complete
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WEAT Complete Cylinder Head Kit — Ready to Install
Brand new complete WEAT cylinder head kit for Ford Ranger and Mazda BT-50 with a 2.5L or 3.0L 4-cylinder DOHC turbo diesel engine. Both camshafts and adjustable rocker arms supplied; valves, springs, retainers and valve stem seals fitted. VRS head gasket set, TTY head bolts and camshaft lube included. Professionally assembled, valve-to-seat compression tested, and head face checked.
Fits: Ford Ranger PJ, PK and Mazda BT-50, B3000 (2006–2011) — Engine codes WEAT, WEC, WLC, WLAT, 2.5L and 3.0L 4-cylinder DOHC turbo diesel common rail.
Important: The camshafts and adjustable rocker arms are supplied with the head but must be removed prior to fitting the head to the block, then refitted afterwards. Rocker clearances must be set by the installer after assembly — this is standard procedure for this engine.
What's Included:
- Brand new complete cylinder head assembly
- Both camshafts and adjustable rocker arms (supplied, fitted after head installation)
- Valves, springs, retainers & valve stem seals fitted
- VRS head gasket set with all seals & O-rings
- Torque-to-yield (TTY) stretch bolts (single-use)
- Camshaft assembly lube
- ✓ Free Delivery: Available to most Australian addresses — Perth pickup also available
Key Specifications:
- Engine Codes: WEAT, WEC, WLC, WLAT — 2.5L and 3.0L 4-cylinder DOHC turbo diesel
- Valve configuration: 16-valve DOHC
- Rocker type: Adjustable rockers — clearances must be set after installation
- Bolt type: Torque-to-yield (TTY) stretch bolts (single-use)
- 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.
- 2006–2011: Ford Ranger PJ, PK with 2.5L or 3.0L turbo diesel, engine codes WEAT, WEC, WLC, WLAT
- 2006–2011: Mazda BT-50 and B3000 with 2.5L or 3.0L turbo diesel, engine codes WEAT, WEC, WLC, WLAT
A widely fitted engine across the Ford Ranger PJ/PK and Mazda BT-50 range — the WEAT and WEC family covers both 2.5L and 3.0L variants with the same cylinder head.
Order online or by phone. Pickup available in Perth (Midland) or fast dispatch from Melbourne.
Further Reading: WEAT Cylinder Head Failure — Symptoms, Causes & Replacement Options
Frequently Asked Questions
Why do the camshafts need to be removed before fitting the head?
The WEAT uses adjustable rocker arms — the camshafts and rockers must be removed to allow the head to be bolted down correctly, then refitted and rocker clearances set by the installer. This is standard procedure for this engine.
Are the head bolts reusable?
No — the WEAT uses torque-to-yield (TTY) stretch bolts which are single-use only. New bolts are included in this kit.
Related products: WEAT Water Pump | Browse all Ford Ranger WEAT 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.