Overview
Brand:
Manufacturer’s Part Number:
TFS-2500100
Part Type:
Product Line:
Summit Racing Part Number:
TFS-2500100
UPC:
842645105333
Valve Spring Style:
Standard
Number of Springs Per Valve:
Single
Maximum Valve Lift (in.):
0.540 in.
Retainers Included:
Yes
Retainer Material:
Steel
Outside Diameter of Outer Spring (in.):
1.470 in.
Damper Spring Included:
Yes
Spring Rate (lbs/in.):
358 lbs./in.
Inside Diameter of Outer Spring (in.):
1.075 in.
Inside Diameter of Inner Spring (in.):
0.803 in.
Locks Included:
Yes
Lock Material:
Steel
Lock Groove Quantity:
1-groove
Lock Style:
7 degree
Valve Stem Seals Included:
Yes
Valve Springs Coated:
No
Valve Stem Diameter (in.):
0.341 in.
Valve Stem Diameter (mm):
8.66mm
Remanufactured:
No
Quantity:
Sold as a kit.
Notes:
Designed to upgrade factory Ford 289-351W cast iron cylinder heads. Kit also includes valve spring shims. Will work with hydraulic roller camshafts up to 0.540 in. lift.
Trick Flow® Valve Spring Upgrade Kits
Trick Flow® valve spring upgrade kits include everything that you need to install a high performance cam. The kits contain valve springs with dampers, chromoly retainers, valve seals, locks, spring shims, and a spring height gauge. Instructions are also included.
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