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Charts & Guides for Part Number SUM-174000
Summit Racing™ Valve Spring & Retainer Kit 550 Max Lift for SBC – SUM-174000
Part Number: SUM-174000
Summit Racing™ Valve Spring and Retainer Kits
Valve Springs, Retainers, Single Springs, Steel Retainers, Locks, Single Groove, Seals, Chevy Small Block, Kit
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Overview
Brand:
Manufacturer's Part Number:
SUM-174000
Part Type:
Product Line:
Summit Racing Part Number:
SUM-174000
UPC:
190861017825
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
Quantity:
Sold as a kit.
Notes:
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.
Make:
CHEVROLET
Engine Family:
Chevy small block Gen I
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.
Remanufactured:
No
Summit Racing™ Valve Spring and Retainer Kits
Installing a new camshaft is a sure way to improve horsepower—just remember that the rest of the valvetrain must be upgraded for proper operation. These Summit Racing™ valve spring and retainer kits include everything you need to keep your engine running in top shape after a cam swap. Each set features high-quality valve springs, steel retainers and locks, and Viton® seals. They're available in multiple size options.
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Instructions & Calculators
Some parts are not legal for use in California or other states with similar laws / regulations
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