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Manley 221424-16 - Manley NexTek® Drag Race Valve Springs

Manley 221424-16 - Manley NexTek® Drag Race Valve Springs

Manley#660-221424-16

NexTek 1.640'' Dia. Valve Spring with Damper
  • Max Lift: .880''
  • Seat Pressure: 250lbs @ 2.000''
  • Open Pressure: 800lbs @ 1.150''
  • Coil Bind: 1.070''Set of 16

    Manley 221424-16 - Manley NexTek® Drag Race Valve Springs

    NexTek® Drag Race Series Valve Springs
    Manley NexTek® Drag Race Series Valve Springs offer unequaled performance. The Manley NexTek® eclipses the 1000lbs barrier. The NexTek® springs offer better valve train stability and component life. The NexTek® drag race series valve springs are ideal for Fuel and Alcohol classes, Pro Stock, Competition, Super Stock, Super Gas and Mountain Motor applications.

  • Manufactured from ''super clean'' HiTensile Chrome Silicon steel
  • Shotpeened to MIL Specs for maximum fatigue life
  • Proprietary multistep heat treating minimizes load loss
  • Tightly controlled open end flatness reduces valve stem side loading
  • Tip thickness designed to eliminate overload breakage
  • Unequalled performance
  • All springs are triple except 660-221424, 660-221425 & 660-221454 double w/o damper
  • Better valve train stability and component life
  • Ideally suited for Fuel and Alcohol classes, Pro Stock, Competition, Super Stock, Super Gas and Mountain Motor applications
  • All Manley NexTek® valve springs are available in Polished versions to reduce friction, improve fatigue life and minimize load loss

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