Water Pumps & Thermostats

Our new thermostat is designed not only to improve reliability (thanks to its superior construction and our strict quality control inspection process) but also to provide an earlier start in your engine’s cooling process. With a low temp thermostat in place your engine coolant is allowed to circulate around the engine much earlier which allows…

RCM prides itself having OE parts manufacturers as their technical partners which also includes Aisin. Aisin manufacture and supply our aftermarket high quality water pumps giving you total peace of mind knowing you have the right parts at the right price! This 3 port water pump, pumps coolant around the engine using the favoured cavitation…

The RCM thermostatically controlled sandwich plate has been designed and manufactured so that the oil lines can be directed at multiple angles, this allows fitting with all variants of exhaust manifolds (including twin scroll, equal and unequal length). The integral thermostat opens at 85 degC, allowing ample time for engine temperatures to reach sufficient levels…

Genuine STI uprated high pressure radiator cap, rated to 1.3 Bar

A genuine Subaru Thermostat O ring gasket.

A Genuine Subaru Water Pump Gasket.

A Genuine Subaru 3 port Water Pump, to suit all manual Impreza’s.

Genuine Subaru thermostat, to fit Subarus from 1992 +

It’s all about marginal gains! New to the RCM Power Parts Range is the RCM Black series 3 port water pump with 70 degree thermostat. This assembly features a corrosion resistant satin black finish designed to absorb excess heat which is then circulated into the cooling system. Water is pumped around the engine using the…

It’s all about marginal gains! New to the RCM Power Parts Range is the RCM Black series 3 port water pump. This assembly features a corrosion resistant satin black finish designed to absorb excess heat which is then circulated into the cooling system. Water is pumped around the engine using the favoured cavitation friendly cast…