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Manley NexTek® Drag Race Valve Springs


Manley
Manley NexTek® Drag Race Valve Springs

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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


  • 20 Products
    Drag Race Series NexTek® Valve Springs

    660-221424-1
    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''
  • Sold Individually
  • $22.99
    Ships

    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
  • $293.99
    Order Today Ships 11/28/14

    660-221424P-16
    NexTek 1.640'' Dia. Valve Spring with Damper - Polished
  • Max Lift: .880''
  • Seat Pressure: 250lbs @ 2.000''
  • Open Pressure: 800lbs @ 1.150''
  • Coil Bind: 1.070''
  • Set of 16
  • $515.99
    Order Today Ships 12/02/14

    660-221425-1
    NexTek 1.640'' Dia. Valve Spring with Damper
  • Max Lift: .900''
  • Seat Pressure: 280lbs @ 2.100''
  • Open Pressure: 794lbs @ 1.250''
  • Coil Bind: 1.150''
  • Sold Individually
  • $24.99
    Ships

    660-221425-16
    NexTek 1.640'' Dia. Valve Spring with Damper
  • Max Lift: .900''
  • Seat Pressure: 280lbs @ 2.100''
  • Open Pressure: 794lbs @ 1.250''
  • Coil Bind: 1.150''
  • Set of 16
  • $309.99
    Ships

    660-221425P-16
    NexTek 1.640'' Dia. Valve Spring with Damper - Polished
  • Max Lift: .900''
  • Seat Pressure: 280lbs @ 2.100''
  • Open Pressure: 794lbs @ 1.250''
  • Coil Bind: 1.150''
  • Set of 16
  • $551.99
    Order Today Ships 12/02/14
      660-261425
    Valve Spring & Titanium Retainer Kit
  • Spring: 660-221425-16
  • 10° Titanium Retainer: 660-23640-16
  • $541.99
    Order Today Ships 12/02/14
      660-261425L
    Valve Spring & Titanium Retainer Kit
  • Spring: 660-221425-16
  • 10° Lightweight Titanium Retainer: 660-23540-16
  • $541.99
    Order Today Ships 12/02/14

    660-221447-1
    NexTek 1.677'' Dia. Valve Spring with Damper
  • Max Lift: .800''
  • Seat Pressure: 350lbs @ 2.000''
  • Open Pressure: 895lbs @ 1.270''
  • Coil Bind: 1.160''
  • Sold Individually
  • $34.99
    Order Today Ships 12/02/14

    660-221447-16
    NexTek 1.677'' Dia. Valve Spring with Damper
  • Max Lift: .800''
  • Seat Pressure: 350lbs @ 2.000''
  • Open Pressure: 895lbs @ 1.270''
  • Coil Bind: 1.160''
  • Set of 16
  • $504.99
    Order Today Ships 12/02/14

    660-221447P-16
    NexTek 1.677'' Dia. Valve Spring with Damper - Polished
  • Max Lift: .800''
  • Seat Pressure: 350lbs @ 2.000''
  • Open Pressure: 895lbs @ 1.270''
  • Coil Bind: 1.160''
  • Set of 16
  • $706.99
    Order Today Ships 12/02/14

    660-221448-1
    NexTek 1.677'' Dia. Valve Spring with Damper
  • Max Lift: .733''
  • Coil Bind: 1.142''
  • Sold Individually
  • $34.99
    Order Today Ships 12/02/14

    660-221448-16
    NexTek 1.677'' Dia. Valve Spring with Damper
  • Max Lift: .900''
  • Seat Pressure: 350lbs @ 2.100''
  • Open Pressure: 1010lbs @ 1.200''
  • Coil Bind: 1.142''
  • Set of 16
  • $511.99
    Ships

    660-221448P-16
    NexTek 1.677'' Dia. Valve Spring with Damper - Polished
  • Max Lift: .900''
  • Seat Pressure: 350lbs @ 2.100''
  • Open Pressure: 1010lbs @ 1.200''
  • Coil Bind: 1.142''
  • Set of 16
  • $706.99
    Order Today Ships 12/02/14

    660-221449-16
    NexTek 1.677'' Dia. Valve Spring with Damper
  • Max Lift: 1.000''
  • Seat Pressure: 350lbs @ 2.200''
  • Open Pressure: 1070lbs @ 1.200''
  • Coil Bind: 1.142''
  • Set of 16
  • $666.99
    Ships

    660-221449P-16
    NexTek 1.677'' Dia. Valve Spring with Damper - Polished
  • Max Lift: 1.000''
  • Seat Pressure: 350lbs @ 2.200''
  • Open Pressure: 1070lbs @ 1.200''
  • Coil Bind: 1.142''
  • Set of 16
  • $878.99
    Order Today Ships 12/02/14

    660-221450-16
    NexTek 1.677'' Dia. Valve Spring with Damper
  • Max Lift: 1.000''
  • Seat Pressure: 370lbs @ 2.200''
  • Open Pressure: 1140lbs @ 1.200''
  • Coil Bind: 1.142''
  • Set of 16
  • $777.99
    Order Today Ships 12/02/14

    660-221450P-16
    NexTek 1.677'' Dia. Valve Spring with Damper - Polished
  • Max Lift: 1.000''
  • Seat Pressure: 370lbs @ 2.200''
  • Open Pressure: 1140lbs @ 1.200''
  • Coil Bind: 1.142''
  • Set of 16
  • $979.99
    Order Today Ships 12/02/14

    660-221454-16
    NexTek 1.650'' Dia. Valve Spring with Damper
  • Max Lift: .850''
  • Seat Pressure: 288lbs @ 2.000''
  • Open Pressure: 825lbs @ 1.150''
  • Coil Bind: 1.105''
  • Set of 16
  • $336.99
    Order Today Ships 12/02/14
      660-261454
    Valve Spring & Titanium Retainer Kit
  • Spring: 660-221454-16
  • 10° Titanium Retainer: 660-23640-16
  • $541.99
    Order Today Ships 12/02/14

    20 Products