
FERREA S10181 Dual Valve Springs for FORD Mustang GT (S550 / S650) / FORD F-150 (Mk13 / Mk14)
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 S10181 Dual Valve Springs for FORD Mustang GT (S550 / S650) / FORD F-150 (Mk13 / Mk14)
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 S10181 Dual Valve Springs for FORD Mustang GT (S550 / S650) / FORD F-150 (Mk13 / Mk14)
The FERREA S10181 valve spring is engineered for the Ford Coyote 5.0L DOHC 32-valve engine and designed as a dual PAC-enhanced high-lift spring suitable for street and strip performance. It provides stable valve control at elevated RPM and is processed to deliver premium operational consistency under demanding conditions.
- Dual PAC-enhanced construction for high-lift applications
- Optimized for street and strip performance use
- Engineered for consistent operation at elevated RPM
- Requires use of dedicated Ferrea titanium retainers and seat locators
Specifications:
- Engine Application: Ford Coyote 5.0L DOHC 32 Valves
- Type: Dual Spring – PAC Enhanced High Lift
- Outside Diameter: 0.806 / 1.102 in
- Inside Diameter: 0.580 / 0.806 in
- Seat Pressure: 85 lbs @ 1.800 in
- Open Pressure: 305 lbs @ 1.100 in
- Rate: 315 lbs/in
- Coil Bind: 1.060 in
- Maximum Net Lift: 0.700 in
- Required Components: Ferrea Titanium Retainer E11149, Ferrea Spring Seat Locators SL1178 (Hat Seal) and SL1170
