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This COMP Cams Valve Spring Kit is designed to maximize the potential of GM L31 Vortec cylinder heads when using a hydraulic roller camshaft. This kit allows up to .540" lift and provides spring rates that can handle significantly more aggressive lobe profiles. This kit has been developed to make your valve train upgrade as easy as possible by combining quality components in a package that does not require any machining! These components will drop right onto stock GM L31 Vortec cylinder heads.
| Coil Bind Height | 1.1 in |
|---|---|
| Country Of Origin | USA |
| Damper Spring Included | No |
| Inside Diameter Of Inner Spring (in) | N/A in |
| Inside Diameter Of Outer Spring (in) | .650/.875 in |
| Installed Height | 1.7 in |
| Installed Height (in) | 1.7 in |
| Installed Pressure | 162 ps |
| Integrated Spring Seat | No |
| Load At Installed Height (lbs) | 162 |
| Load At Open Height (lbs) | 363 |
| Lock Style | 7 Degree |
| Machine Work Required | No |
| Maximum Coil Bind Height (in) | 1.1 in |
| Number Of Springs Per Valve | 1 |
| Open Height (in) | 1.16 in |
| Open Pressure | 372 ps |
| Outside Diameter Of Outer Spring (in) | 1.066/1.300 in |
| Quantity | 16 |
| Recommended Max Lift (in) | 0.54 in |
| Retainer Material | Chromoly |
| Spring Rate (lbs/in) | 372 |
| Spring Seat OD (in) | N/A |
| Spring Seat Step Diameter (in) | N/A |
| Spring Type | Dual Spring |
| Street Legal | Yes |
| Valve Spring Finish | Raw |
| Valve Spring Style | Beehive |
| Valve Stem Diameter (in) | 11/32 in |
| Valve Stem Seal Material | Viton |
| Valve Stem Seal Type | Positive Stop |
12 Months
COMP Cams® is the leading American manufacturer of high-quality, performance-based internal engine components, including camshafts, valve springs, rocker arms, lifters, pushrods, and other valve train components. We help our customers with innovative technological advancements through extensive research and development. Our quality workmanship and engineering ensure confidence for racers and street performance enthusiasts. COMP Cams is a proud member of the Edelbrock Group family of brands, which include Edelbrock®, FAST® (Fuel Air Spark Technology), TCI® Automotive, Russell® Performance and Lunati Power®. Headquartered in Olive Branch, Mississippi, COMP Cams remains an innovative American company focused on results-driven technology and superior customer support. We believe in the automotive lifestyle and continue to support the passion for our American pastime. For more information about the Edelbrock Group or any partner brands, visit www.edelbrockgroup.com.
WARNING: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.
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