British made 15 lb radiator pressure cap suitable for use on Talbot Express, Fiat Ducato, Peugeot J5 and Citroën C25 models, as well as many other Peugeot, Citroën and Fiat vehicles using this style of cap. Spring length measurement: Spring length is measured from the outside of the cap to the tip of the brass disc on the end of the spring. Cap sizes are illustrated in the size guide image. This cap is supplied as a double sealed cap and is suitable for use on a sealed recovery system. In a sealed recovery system, the cap (double seal) allows coolant to flow to and from the recovery or expansion tank, maintaining the integrity of the cooling system. Please note: Some early caps only used one seal. If your existing cap is the.
