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PAC Racing Specialty & Class Specific Valve Springs PAC-1210X
Part Number: RSC-PAC-1210X
PAC Racing Specialty & Class Specific Valve Springs
Valve Spring, Specialty and Class Specific, Beehive, Single, 1.245 in. Outside Diameter, 291 lb/in., Each
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Estimated Ship Date: Dec 16, 2026 Would you rather pick it up?
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Overview
Brand:
Manufacturer's Part Number:
PAC-1210X
Part Type:
Product Line:
Summit Racing Part Number:
RSC-PAC-1210X
Valve Spring Style:
Beehive
Number of Springs Per Valve:
Single
Maximum Valve Lift (in.):
0.430 in.
Retainers Included:
No
Outside Diameter of Outer Spring (in.):
1.245 in.
Coil Bind Height (in.):
1.180 in.
Damper Spring Included:
No
Spring Rate (lbs./in.):
291 lbs./in.
Locks Included:
No
Valve Stem Seals Included:
No
Valve Springs Coated:
No
Quantity:
Sold individually.
Notes:
602 crate motor "cheater" spring. Meets specs with more RPM and endurance.
Make:
CHEVROLET
Engine Family:
Chevy small block Gen I
Installed Height (in.):
1.700 in.
Seat Pressure at Installed Height (lbs.):
84 lbs.
Open Height (in.)(application):
1.270
Open Pressure (lbs.):
212 lbs.
Remanufactured:
No
PAC Racing Specialty & Class Specific Valve Springs
PAC Racing specialty and class specific valve springs are perfect for getting the final parts of your valvetrain dialed in and ready to run. Each valve spring is manufactured from the highest quality materials and precision-machined for an ideal fit on each application. They're available in intake drag and exhaust drag models. Order the style and specs preferred for your application.
Applications
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Some parts are not legal for use in California or other states with similar laws / regulations
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