FERREA S10173 Valve Spring for HONDA CRF 450R 2013-2016
This item is considered special order and is not available for immediate pickup or dispatch. Price and ETA may vary. Please note that no returns, cancellations, or refunds allowed on special orders.
FERREA S10173 Valve Spring for HONDA CRF 450R 2013-2016
Kelberg Warehouse
Auf der Struth 4
53539 Kelberg
Germany
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This item is considered special order and is not available for immediate pickup or dispatch. Price and ETA may vary. Please note that no returns, cancellations, or refunds allowed on special orders.
This item is considered special order and is not available for immediate pickup or dispatch. Price and ETA may vary. Please note that no returns, cancellations, or refunds allowed on special orders.
Description FERREA S10173 Valve Spring for HONDA CRF 450R 2013-2016
The FERREA S10173 valve spring is engineered as a single-spring assembly manufactured from a special alloy for endurance applications. Designed for the Honda CRF 450R model years 2013–2016, it provides controlled valve operation under high-stress conditions while maintaining durability and consistent performance. The spring delivers defined seat and open pressures for both intake and exhaust sides and supports a maximum net lift of 10 mm.
- Single-spring construction made from a special alloy
- Designed for endurance operation with stable pressure characteristics
- Compatible with Honda CRF 450R (2013–2016)
- Requires Ferrea titanium retainer and dedicated spring seat locators
Specifications:
- Outside Diameter: 21.5 mm
- Inside Diameter: 15.10 mm
- Seat Pressure: 55 lbs @ 35.5 mm (INT) / 60 lbs @ 37 mm (EXH)
- Open Pressure: 130 lbs @ 25.5 mm (INT) / 135 lbs @ 27 mm (EXH)
- Rate Inch: 190 lbs
- Coil Bind: 22.0 mm (INT) / 25.5 mm (EXH)
- Max Net Lift: 10 mm
- Required Components: Ferrea Titanium Retainer #E12038; Spring Seat Locator (INT) #SL1166 / (EXH) #SL1167