Engines and Components› Camshafts and Valvetrain
Ferrea Racing
Ferrea Dodge A853 358lbs Rate Inch Dual Valve Spring - Single (Drop Ship Only)
SKU: F00K S10108-1
Moderate — 2–4 hours
Description
This valve spring has an outside diameter of 20.8 mm/28.0 mm and an inside diameter of 15.88 mm/20.8 mm. It provides a seat pressure of 105 lbs @37 mm and an open pressure of 235 lbs @27 mm, with a rate of 330 lbs per inch and a coil bind of 23.5mm. The maximum net lift is 12 mm.
Fitment
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Specifications
| Brand | Ferrea Racing |
| Part Number | F00K S10108-1 |
Videos
Ferrea Valve Springs
Ferrea- 5000 Series & 6000 Series valves
Ferrea - Tech Tuesday / Valve Spring Seat Locator
Ferrea - 7 Degree & 10 Degree valve locks
Ferrea - Tech Tuesday on Titanium valves
Ferrea -Tech Tuesday choosing the right valvetrain components
Ferrea- Tech Tuesday on valve wear patterns
Buy with Confidence
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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