Tel: 01643 707204 Email: info@wynnoil.co.uk Radiator Stop Leak Wynn´s RADIATOR STOP LEAK is a sealing product to stop small leaks in the cooling system, with anti-corrosive properties. Ref. Nr. 55864: 12 x 325ml Properties • Stops and prevents leakages in the radiator, cooling and heating system. • Will not harm rubber hoses, gaskets or other system components. • Is compatible with all antifreezes and coolants, also with OAT coolants (Organic Acid Technology). • Is formulated to avoid clogging of radiator waterways and temperature sensors. • Enhanced protection against rust and corrosion. Applications • Recommended for all "water" cooled systems of petrol, LPG and diesel engines when minor leaks are noted. • Can also be used as preventive agent. • Wynn´s RADIATOR STOP LEAK will not repair broken or split hoses. Directions • Warm up the engine with heater control in HOT position. • Shake bottle well and add contents to the cooling system via the expansion tank if part of the system circuit (2 hoses: out and return) or directly into the radiator if a single hose overflow tank is fitted. • Top up the system with coolant if required. • Run engine for approximately 5 minutes to circulate and stop leaks. • Contents treat a cooling system from 5 to 12 litres. • If the coolant is dirty, flush system with Wynn´s Radiator Flush and refill with new coolant before treatment with Radiator Stop Leak. Packaging Languages EN Home About us Products Safety data sheets Links Contact us Sitemap