$13.99

Valve Spring, Retainer, Single Spring, Steel Retainer, Lock, Single Groove, Seal, Chevy Small Block, Kit
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Summit Racing™ Valve Springs SUM-174000-1

Summit Racing™ Valve Springs SUM-174000-1

SUM-174000-1

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Part Number: SUM-174000-1

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$13.99

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Overview

Brand:
Manufacturer's Part Number:
SUM-174000-1
Part Type:
Product Line:
Summit Racing Part Number:
SUM-174000-1
UPC:
190861017832
Valve Spring Style:
Standard
Number of Springs Per Valve:
Single
Maximum Valve Lift (in.):
0.550 in.
Retainers Included:
Yes
Retainer Material:
Steel
Outside Diameter of Outer Spring (in.):
1.260 in.
Coil Bind Height (in.):
1.150 in.
Damper Spring Included:
Yes
Spring Rate (lbs./in.):
358 lbs./in.
Inside Diameter of Outer Spring (in.):
0.875 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.):
0.344 in.
Valve Stem Diameter (mm):
8.74mm
Remanufactured:
No
Quantity:
Sold as a kit.
Notes:
Replacement kit for 1 valve only. Designed for Chevy small block applications. 0.550 in. maximum lift. installed at 1.750 in. Includes Viton valve stem seals for 0.530 in. valve guide diameter. Modification may be needed.
Engine Family:
Chevy small block Gen I
Make:
CHEVROLET
Installed Height (in.):
1.750 in.
Seat Pressure at Installed Height (lbs.):
125 lbs.
Open Height (in.)(application):
1.200
Open Pressure (lbs.):
325 lbs.

Summit Racing™ Valve Springs

Valve springs are one of the most critical and overlooked components in your engine. They must be matched to your cam in order for the engine to reach its full potential. Summit Racing™ springs are made from high quality steel with precision winding and surface treatments. Special consideration for reduced valvespring and retainer mass ensures stability at high rpm. This reduces valve float, extends the rpm range, and greatly reduces valvetrain wear.

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