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ARJ618 Non-Pressurised Radiator Cap for Nuffield Tractors

Quality replacement non-pressurised radiator cap suitable for a range of classic Nuffield tractors. This flat radiator cap is designed for radiators fitted with a 2¾" (69.8mm) filler neck and helps maintain the correct coolant level while protecting the cooling system from contamination.

Ideal for tractor restoration projects, routine maintenance and working tractors, this radiator cap is manufactured to the correct specification for early Nuffield tractor cooling systems.

Specifications

• Part number: ARJ618
• Type: Non-pressurised radiator cap
• Filler neck diameter: 2¾" (69.8mm)
• Flat style radiator cap
• Suitable for original Nuffield radiator assemblies

Suitable For

Nuffield Tractors

• Nuffield DM4
• Nuffield Universal 3 (3DL)
• Nuffield Universal 4 (4DM)
• Nuffield 342
• Nuffield 460
• Nuffield 10/42
• Nuffield 10/60

Suitable for classic Nuffield tractors fitted with a radiator incorporating a 2¾" (69.8mm) filler neck.

Associated Parts

Recommended related parts:

• ATJ 2012 4 PSI Pressurised Radiator Cap
• Radiator hoses
• Thermostat assemblies
• Water pumps
• Cooling system gaskets and seals
• Antifreeze and cooling system service components

Important Information

This radiator cap is a non-pressurised design and is an alternative to the 4 PSI pressurised radiator cap, part number ATJ2012.

Please check the filler neck diameter and radiator specification before ordering, as different radiator and cap arrangements were used across the Nuffield tractor range.

If you are unsure whether this radiator cap is suitable for your tractor, please contact us before purchasing and we will be happy to advise.

We specialise in quality parts for Nuffield, Leyland and Marshall tractors, including genuine old stock, reproduction and hard-to-find replacement parts.