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Manley Performance Valve Springs -1440 Polished

SKU. 117GZ    Part No. 221440P-16  

Main photo of Valve Springs by Manley Performance 221440P-16 Valve Springs -1440 Polished

Manley Performance - Manufacturer Brand Logo


Available to order
Usually ships in 3-5 days

All parts sold on this site are Competition Parts intended for Racing and Off-Road use only.
⚠ WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to
  • Overview

    Quick Info

    • Endurance Valve Springs

    • Premium Grade Chrome Silicon

    • Solid Roller

    Product Details

    - Drag Race, Oval Track & Endurance Valve Springs

    - No degradation of spring pressure in the later stages of a race

    - Specially processed premium-grade chrome silicon that is virtually free of impurities or surface irregularities

    - NexTek Series valve springs have been tested by leading engine builders and are confirmed to be the best performing valve springs on the market today

    - Solid Roller

    - Maximum Valve Lift .700

    - O. D. 1.570 Double With Dampe

    - I.D. .760

    - Installed / Open Pressure 255 @ 2.000

    - Rate lbs./in. 534

    - Coil Bind 1.190

    - Weight (grams) 165

  • Specifications +
    Brand Manley Performance
    Part Number 221440P-16
    Category Vehicle Parts ▸
    Engine ▸
    Top End ▸
    Valvetrain ▸
    Valve Springs
    Item Code 117GZ
    Length 6.5 in.
    Width 6.0 in.
    Height 2.5 in.
    Weight 3.00 lb.
    Created Friday, January 27, 2017
    Last Updated Thursday, December 20, 2018
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