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Part Number:
MAN-221427-16

Manley 221427-16 NexTek Performance Street/Strip Valve Springs

Ford 4.6L/5.4L SOHC, Single Spring, Conical Ovate Wire, 1.020" Top 1.125" Bottom Outer Diameter, .642" Top .748" Bottom Inner Diameter, Seat Pressure 95 @ 1.680, Open Pressure 240 @ 1.130, Coil Bind 1.080", Set of 16

$342.18
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⚠ PROP 65 WARNING
⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals. For more information, go to www.P65Warnings.ca.gov.
Manley NexTek Performance Street/Strip Valve Springs have a state-of-the-art winding, thermal treatment and finishing practices that cannot be duplicated. They are made from specially processed premium-grade chrome silicon that is virtually free of impurities or surface irregularities. NexTek Series valve springs have been by engine builders and are confirmed to be the best performing valve springs on the market today.
More Information
CNC Part Number MAN-221427-16
Price $342.18
Manufacturer's Part Number 221427-16
Brands Manley
Part Types Engine Valve Spring, Hardware
Departments Parts
Coil Bind 1.080
Number of Springs Single
Outer Spring Outer Diameter 1.125
Spring Rate (LBS./IN.) 264
Custom Notices ⚠ PROP 65 WARNING
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