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Manley Ford 4.6L/5.4L DOHC NexTek Series High Performance Valve Springs (4 valves per cylinder)

Unlock your engine's full potential with Manley's NexTek Series High Performance Valve Springs. Designed for Ford 4.6L/5.4L DOHC engines, these valve springs are engineered to provide exceptional durability and performance.

With a focus on precision and quality, Manley's valve springs are crafted to meet the demands of high-performance driving. Whether you're hitting the track or cruising the streets, these valve springs will help you achieve the power and efficiency you need.

  • High-performance valve springs designed for Ford 4.6L/5.4L DOHC engines
  • Exceptional durability and performance
  • Precision-crafted for high-performance driving
  • Ideal for track or street use
Make Model Year Type
Ford GT 2005 Base
Ford GT 2006 Base
Ford Mustang 1999 SVT Cobra
Ford Mustang 2000 SVT Cobra R
Ford Mustang 2001 SVT Cobra
Ford Mustang 2007 Shelby GT500
Ford Mustang 2008 Shelby GT500
Since 1966 Manley has been manufacturing race proven engine internals for the domestic and more recently sport compact performance markets. Their range of products include: cranks, pistons, rings and wrist pins, connecting rods, pushrods, drive and oil systems, cylinder head components and valves. Manley products are designed to satisfy the needs of racing’s top engine builders who demand the highest quality products available. As a result, Manley performance products can be found in a variety of vehicles, including OE supercars and record breaking street performance and race cars.
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