HYD ROLLER

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.

Additional Attributes:

GTIN: 00036584416654
Installed Height: 1.7
Installed Pressure: 162
Coil Bind Height: 1.1
Open Pressure: 372
Spring Type: Dual Spring
California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Damper Spring Included: No
Inside Diameter of Inner Spring (in): N/A
Inside Diameter of Outer Spring (in): .650/.875
Installed Height (in): 1.7
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
Number of Springs Per Valve: 1
Open Height (in): 1.16
Outside Diameter of Outer Spring (in): 1.066/1.300
Quantity: 16
Recommended Max Lift (in): 0.54
Retainer Material: Chromoly
Spring Rate (lbs/in): 372
Spring Seat OD (in): N/A
Spring Seat Step Diameter (in): N/A
Valve Spring Finish: Raw
Valve Spring Style: Beehive
Valve Stem Diameter (in): 11/32
Valve Stem Seal Material: Viton
Valve Stem Seal Type: Positive Stop

Extended Information:

Emissions : CARB Eligible
Life Cycle Status: Available To Order

Packaging:

Quantity of Each: 1
Package UOM: KT
Weight: