Engines and Components› Camshafts and Valvetrain
Ferrea Racing
Ferrea Nissan VR38DETT Single Valve Spring - Single
SKU: F00K S10137-1
Easy — 1–2 hours
Description
It features an outer diameter of 25.19 mm and an inner diameter of 18.3 mm, with a seat pressure of 90 lbs and an open pressure of 155 lbs. The spring rate is 165 lbs/inch, with a coil bind measurement of 22.65 mm and a maximum net lift of 11.00 mm.
Fitment
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Specifications
| Brand | Ferrea Racing |
| Part Number | F00K S10137-1 |
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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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