Perkins Perama M25 heat exchanger header tank cap to fit the marine version of this engine with the OE specification 7 lbs spring.
This is a high quality part, with a zinc plated cap, stainless steel spring, brass internals and nitrile rubber internal seal and an additional moulded rubber vent seal. Made in England.
UK delivery is by 1st class Royal Mail. European and Worldwide shipping is also available