Product Description Year Make Model Supertech Ford/Mazda Duratec Single Valve Spring Kit - 55lbs at 35mm MPN: SPRK-TS-DUR-DS Category: Engine Components>Valve Springs, Retainers
Supertech Ford/Mazda DURATEC 2.0L/2.3L Beehive Valve Spring Kit (Use OEM Retainer/OEM Seat) - SPRK-FE20BE