Patrolapart Cylinder Head Bolt Set ZD30 - Nissan Patrol Y61 GU

Cylinder Head Bolt Set - Nissan Patrol GU Y61 ZD30Di

Cylinder head bolts are the critical fasteners that clamp your engine's cylinder head to the block, creating a vital seal for the head gasket. On the ZD30Di engine, these bolts are a 'torque-to-yield' (TTY) design, meaning they are engineered to permanently stretch when tightened to the correct specification. This ensures a perfect and even clamping force. For any 4x4 owner undertaking a cylinder head removal for a head gasket replacement, engine rebuild, or crack repair, replacing the head bolts is a non-negotiable step to ensure a reliable and lasting repair.

The risk: Reusing old, stretched head bolts is a recipe for disaster. They will fail to achieve the required clamping pressure, leading to an uneven or insufficient seal. This can cause immediate or premature head gasket failure, resulting in coolant and oil mixing, severe engine overheating, and a loss of compression. Ignoring this can lead to a warped or cracked cylinder head and catastrophic engine failure, turning a standard repair into a complete engine replacement.

Product Features

• Complete set of high-tensile steel cylinder head bolts
• Manufactured to meet or exceed OEM specifications
• Torque-to-yield (TTY) design ensures precise, single-use clamping force
• Essential for preventing head gasket failure and ensuring a proper seal
• Direct-fit replacement for a straightforward installation
• Coated for corrosion resistance and durability

Vehicle Fitment

This part has been designed to fit:

• Nissan Patrol Y61 GU fitted with the ZD30Di (Direct Injection) engine.

Please check vehicle fitment to confirm compatibility with your vehicle. Please contact us with your VIN details if you require further assistance to confirm fitment.

Genuine Nissan Product Alternative

Cylinder Head Bolt Genuine Nissan - Patrol Y61 GU ZD30

Patrolapart: Quality, Durability, Performance

This Patrolapart product has been designed and specified to deliver exceptional quality, durability, and performance. We are committed to ensuring every Patrolapart-branded product meets or exceeds OEM standards and offers exceptional value for our customers.