Description Description Supertech Ford/Mazda Duratec Single Valve Spring Kit - 55lbs at 35mm View AllClose
Add to Cart Quick view Supertech Ford Duratec/Mazda MZR 2.0L/2.3L/2.5L Dual Valve Spring Kit Supertech MSRP: Now: $518.24 Was: Supertech Ford Duratec/Mazda MZR 2.0L/2.3L/2.5L Dual Valve Spring Kit
Add to Cart Quick view Supertech Mazda Miata 1.8L Single Valve Spring Kit Supertech MSRP: Now: $466.30 Was: Supertech Mazda Miata 1.8L Single Valve Spring Kit
Add to Cart Quick view Supertech Ford/Mazda DURATEC 2.0L/2.3L Beehive Valve Spring Kit (Use OEM Retainer/OEM Seat) Supertech MSRP: Now: $298.81 Was: Supertech Ford/Mazda DURATEC 2.0L/2.3L Beehive Valve Spring Kit (Use OEM Retainer/OEM Seat)
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Add to Cart Quick view Supertech Mazda/Ford Duratec 2.0L/2.3L Black Nitrided Intake Valve - Set of 8 Supertech MSRP: Now: $186.61 Was: Supertech Mazda/Ford Duratec 2.0L/2.3L Black Nitrided Intake Valve - Set of 8