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Instruction Sheets for Part Number SME-174003
Summit Racing™ Dual Valve Spring Upgrade Kits for GM LS
Valve Spring Upgrade Kit, 1.300 OD Dual Springs, Retainers/Locks, Seals, All GM LS LS1, LS2, LS3, LS7, LSA, LS9, LQ4, LQ9, L92, L76, LY6
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Overview
Brand:
Manufacturer's Part Number:
SME-174003
Part Type:
Product Line:
Summit Racing Part Number:
SME-174003
UPC:
190861100220
Valve Spring Style:
Standard
Number of Springs Per Valve:
Dual
Maximum Valve Lift (in.):
0.600 in.
Retainers Included:
Yes
Retainer Material:
Steel
Outside Diameter of Outer Spring (in.):
1.300 in.
Coil Bind Height (in.):
1.150 in.
Damper Spring Included:
No
Spring Rate (lbs./in.):
400 lbs./in.
Inside Diameter of Inner Spring (in.):
0.675 in.
Locks Included:
Yes
Lock Material:
Steel
Lock Groove Quantity:
1-groove beadlock-style
Lock Style:
7 degree
Valve Stem Seals Included:
Yes
Valve Springs Coated:
No
Valve Stem Diameter (in.):
0.314 in.
Valve Stem Diameter (mm):
8.00mm
Quantity:
Sold as a kit.
Notes:
This is a higher rate valve spring kit for GM LS engines. It should be used with SME-143002. Coil bind at 1.150 in. Maximum recommended valve lift is 0.600 in. when installed at 1.800 in.
Make:
CHEVROLET
Engine Family:
Chevy small block Gen III/IV (LS-based engines)
Installed Height (in.):
1.800 in.
Seat Pressure at Installed Height (lbs.):
140 lbs.
Open Height (in.)(application):
1.200
Open Pressure (lbs.):
380 lbs.
Remanufactured:
No
Summit Racing™ Dual Valve Spring Upgrade Kits for GM LS
Summit Racing™ offers higher rate dual valve spring upgrade kits for GM LS engines. The kits include springs, retainers, seals, locators, and locks—everything you need for a complete upgrade!
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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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