Radium Engineering Radiator Cap Year_20-21 Stem Diam: 5

Stem Diam: 5

races and meet ups

Clutchmasters Flywheel for your K Series engine to S2000 transmission with the use of a heavy duty twin disc clutch kit

This bumper focuses on the same look as the CR S2000 front end with changes made to compliment a front splitter without center gap

Our harness does not support USDM OBD2 ECU's

Radium Engineering Radiator Cap Year_20-21 Stem Diam: 5The radiator cap is an essential part of an upgraded cooling system. Radium caps are engineered to safely improve cooling efficiency by managing the boiling temperature. A higher radiator pressure effectively raises the coolant boiling point, providing an extra safety margin and preventing air pocket cavitation at the water pump.