Cylinder Head Supply
Nissan Patrol GQ GU TB42 4.2L Cylinder Head Bare Casting
Nissan Patrol GQ GU TB42 4.2L Cylinder Head Bare Casting
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Bare Cylinder Head — Ready for Assembly
This aftermarket cylinder head casting for the Nissan Patrol TB42 4.2L petrol is precision-machined with valve seats and guides installed. Ideal for professional rebuilders who want full control over component selection. One bare cylinder head per vehicle.
Fits: Nissan Patrol GQ/GU, Ford Maverick (1988–2001) with TB42 4.2L petrol engine
What's Included:
- Bare cylinder head casting with valve seats and guides installed
- Ready for valve train assembly
- ✓ Free Delivery: Available to most Australian addresses — Perth pickup also available
What's NOT Included:
- Valves, springs, and retainers
- Camshaft and rockers
- Gasket set or head bolts
Key Specifications:
- Engine Code: TB42 4.2L petrol
- Type: Bare casting with seats and guides
- Material: Cast iron
- ✓ Warranty: 12 months
Order online or by phone. Pickup available in Perth (Midland) or fast dispatch from Melbourne.
Related products: TB42 Head Gasket Set with Bolts | TB42 Cylinder Head Assembled | Browse all Nissan Patrol TB42 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.