Japanese Radiator Caps

The Japanese radiator caps are specifically made to fit onto filler necks measuring 43 mm in diameter, with a cap diameter of 45 mm. The specifications include a case diameter of 45 mm, an outside diameter of 45 mm, a spring inner depth of 17 mm (including rubber), and a small rubber seal with an OD of 27 mm, fitting into a neck inner depth of 16 mm.

1. Enhanced Safety: The Small Japanese Radiator Pressure Cap is engineered to maintain the correct pressure levels within your vehicle's cooling system, preventing overheating and potential engine damage.
2. Precision Fit: With a 45mm diameter, this pressure cap is specifically designed to fit Japanese vehicles, ensuring a perfect and secure fit for your radiator system.
3. Durable Construction: Crafted from high-quality materials, this pressure cap is built to last, offering long-lasting reliability and performance for your vehicle's cooling needs.
4. Various Pressures: With a choice of pressures ranging from 0.5  to 2 bar 
5. Easy Installation: Installing the Small Japanese Radiator Pressure Cap is a breeze, thanks to its user-friendly design that ensures a hassle-free replacement process.
6. British Made: All our caps and made and assembled and tested in England and are fully guaranteed.

Upgrade your vehicle's cooling system with the Small Japanese Radiator Pressure Cap 45mm - Various Pressures and experience the difference in performance and reliability. Trust in our commitment to quality and innovation for all your automotive needs.