Additional information
Outer Diameter (Bottom): 1.061 in
Inner Diameter (Bottom): 0.999 in
Outer Diameter (Top): 0.698 in
Inner Diameter (Top): 0.636 in
Installed Height (Valve Closed): 1.640 in
Seat Pressure @ 1.640 in: 100 lbs
Open Pressure @ 1.080 in: 265 lbs
Spring Rate: 275 lb/in
Coil Bind Height: 1.040 in
Max Valve Lift: 0.600 in
Recommended components:
Retainers: N/A
Spring Seats: N/A
Application notes:
Ford 4.6L 2V drop-in valve spring. Fits stock retainers and seats without machining.
racingsprings.com
Vendor Part Number: PAC-1214
Pac Racing Catalog -24
Pac Racing Catalog -15
Always verify specifications with the manufacturer and engine builder before final assembly.
If the product is available at the Vantaa warehouse, it can be picked up or delivered—usually already within the same day.
When the product shows an estimated delivery time of 7–15 days, this is how the supplier‑warehouse order progresses.
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