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VALVE SPRING, BTR SPRING KIT - SOLID ROLLER - BTRXP1238-1
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Estimated Ship Date: Nov 11, 2026 Would you rather pick it up?
Overview
Brand:
Manufacturer's Part Number:
BTRXP1238-1
Part Type:
Product Line:
Summit Racing Part Number:
BTC-BTRXP12381
Item Number:
6994167
Valve Spring Style:
Standard
Number of Springs Per Valve:
Dual
Maximum Valve Lift (in.):
0.750 in.
Retainers Included:
No
Outside Diameter of Outer Spring (in.):
1.295 in.
Coil Bind Height (in.):
0.985 in.
Damper Spring Included:
Yes
Spring Rate (lbs./in.):
573 lbs./in.
Inside Diameter of Outer Spring (in.):
0.925 in.
Inside Diameter of Inner Spring (in.):
0.630 in.
Locks Included:
No
Valve Stem Seals Included:
No
Valve Springs Coated:
No
Quantity:
Sold individually.
Installed Height (in.):
1.800 in.
Seat Pressure at Installed Height (lbs.):
250 lbs.
Open Height (in.)(application):
1.050
Open Pressure (lbs.):
680 lbs.
Remanufactured:
No
BTR Platinum Valve Springs
Whether you're putting together a rowdy stroker motor or are applying additional pressure via forced induction, BTR Platinum valve springs are up to the task of controlling your valvetrain. They are available in styles, diameters, and spring rates to suit several applications, as well as in sets or individually.
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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