Radiator Pressure Cap – Small Japanese Type – 5 Bar / 7lb automotive radiator cap Small Japanese S-Type Filler Neck

Small Japanese S-Type Filler Neck

Fits Japanese S-type radiator caps

Classic wing-style cap for period-correct appearance

or general hose joiner applications

Radiator Pressure Cap – Small Japanese Type – 5 Bar / 7lb automotive radiator cap Small Japanese S-Type Filler NeckProduct Description This small Japanese type radiator pressure cap is a high quality replacement designed for classic and modern vehicles requiring a low pressure cooling system. Rated at 7lb (approx. 0. 5 bar), it helps maintain correct coolant pressure, improving thermal efficiency while protecting hoses, radiator cores, and seals from over pressurisation. Manufactured with a zinc coated steel case for corrosion resistance and long service life,