Engines and Components› Camshafts and Valvetrain
Supertech
Supertech Subaru EJ20/EJ25 Dual Valve Spring (Drag Applcations Only)
SKU: S00P SPR-TS1015-IN-SU4
Moderate — 2–4 hours
Description
Features include a seat pressure of 100 @ 33.8 and an open pressure of 273 @ 11.5, with a maximum lift of 13.50mm and a coil bind of 20.70mm. The springs have undergone a gas nitriding process before shot peening for improved fatigue life.
Fitment
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Specifications
| Brand | Supertech |
| Part Number | S00P SPR-TS1015-IN-SU4 |
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