Online Store › Radiator - Sigma/Duratec Image 1 of 1 Radiator - Sigma/Duratec £400.00 All aluminium radiator to suit Caterham Sigma and Duratec powered cars. Will fit both S3 and SV. Quantity: Purchase Added! All aluminium radiator to suit Caterham Sigma and Duratec powered cars. Will fit both S3 and SV. You Might Also Like Radiator 420 Duratec- with Oil Cooler Coolant Hose - VX 8V Expansion Tank- Coolant Hose - X/F and Vx bottom hose Radiator Bobbin-Short
