Product Summary

1.40" Outer Spring O.D., Dual Spring Valve Spring Style

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    Key Specs

    MFG. Part #221446SF-16
    BrandManley
    Valve Spring StyleDual Spring
    Maximum Lift.80"
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    Manley 221446SF-16 Details

    These Nextek Series springs from Manley Performance are engineered for endurance and Oval Track applications. 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.

    • Maximum Valve Lift: .800"
    • Outside Diameter: 1.400"
    • Inside Diameter: .700"
    • Installed/Open Pressure: 240 @ 2.050"
      • Double w/o Damper: 700 @ 1.250"
    • Rate (lbs./in.): 575
    • Coil Bind: 1.150"
    • Weight (grams): 125 
    • Set of 16

     


    CARB Warning

    For race/ off road use only

    Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

    Manley 221446SF-16 Specifications

    KEY SPECS
    MFG. Part #221446SF-16
    BrandManley
    Valve Spring StyleDual Spring
    Maximum Lift.80"
    GENERAL
    Outer Spring O.D.1.40"
    Open Pressure700 lbs. at 1.250"
    Inner Spring I.D..70"
    Sold in QuantitySet
    Solid Height1.15"
    GTIN Code807298071138

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