Radiator Pressure Cap – Small Japanese Type – 1.1 / 16lb

Product Description

This small Japanese-type radiator pressure cap is a high-quality replacement designed for classic and modern vehicles requiring a Standard Cooling System. Rated at 16lb (approx. 1.1 bar), it helps maintain correct coolant pressure, improving thermal efficiency while protecting hoses, radiator cores, and seals from over-pressurisation.

Manufactured with a Stainless Steel Case for corrosion resistance and long service life, each cap is made and assembled in England (UK) to a high engineering standard. Ideal for restorations, motorsport, and general replacement where reliability and authenticity matter.

Key Features

• Pressure Rating: 16lb (≈ 1.1 bar)
• Type: Small Japanese radiator neck
• Construction: Stainless Steel Case
• Seal: Quality rubber pressure seal
• Finish: Silver unpolished
• Origin: Made & assembled in England, UK
• Application: Standard cooling systems

Compatibility

Suitable for many Japanese vehicles and applications using a small-neck radiator filler with a 16lb / 1.1 bar requirement. Common in:

• Classic Japanese cars
• Motorcycles
• Compact engines
• Industrial or specialist cooling systems

Please confirm neck diameter and pressure specification before purchase.

Technical Specifications

What’s Included

• 1 × Radiator Pressure Cap (16lb / 1.1 bar)

Notes

• suitable for Standard pressure systems.
• Images shown are representative of the actual product.
• Trade and bulk enquiries welcome.