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Valve Springs, Replacement, Dual, 629 lbs./in. Spring Rate, Electroplate Polishing, Solid Roller, Each
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Estimated Ship Date from Ohio: Monday 10/19/2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
8031-1
Part Type:
Product Line:
Summit Racing Part Number:
AFR-8031-1
Valve Spring Style:
Standard
Number of Springs Per Valve:
Dual
Maximum Valve Lift (in.):
0.850 in.
Retainers Included:
No
Outside Diameter of Outer Spring (in.):
1.625 in.
Coil Bind Height (in.):
1.100 in.
Damper Spring Included:
No
Spring Rate (lbs./in.):
629 lbs./in.
Inside Diameter of Inner Spring (in.):
0.851 in.
Locks Included:
No
Valve Stem Seals Included:
No
Valve Springs Coated:
No
Remanufactured:
No
Quantity:
Sold individually.
Notes:
For use with solid roller camshafts. Features electroplate polishing.
Installed Height (in.):
2.000 in.
Seat Pressure at Installed Height (lbs.):
275 lbs.
Open Height (in.)(application):
1.150
Open Pressure (lbs.):
810 lbs.
Application Notes:
For use with solid roller camshafts.
AFR Replacement Valve Springs
AFR replacement valve springs are made for a variety of cylinder heads and engine types. They are available for hydraulic flat tappet, hydraulic roller, and solid roller camshaft applications. Whether you are working on a Ford, Chevy, or Mopar, AFR has the replacement valve springs that you need.
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Some parts are not legal for use in California or other states with similar laws / regulations
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