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FERREA S10181 Dual Valve Springs for FORD Mustang GT (S550 / S650) / FORD F-150 (Mk13 / Mk14)

FERREA S10181 Dual Valve Springs for FORD Mustang GT (S550 / S650) / FORD F-150 (Mk13 / Mk14)

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
$66.92
FERREA S10181 Dual Valve Springs for FORD Mustang GT (S550 / S650) / FORD F-150 (Mk13 / Mk14)—
$66.92
Product image 1

Description

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

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