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COMP Cams 991-1

COMP Cams Dual Valve Springs Outer ID: 1.189"

249-991-1

Estimated to ship directly from the manufacturer on 12/24/18

$15.99
COMP Cams Dual Valve Springs Outer ID: 1.189" $15.99
Out of stock
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Dual Valve Springs
  • Outer ID: 1.189"
  • Inner ID: .783"
  • Seat load: 236lbs @2.000
  • Open load: 671lbs @1.250''
  • Coil bind: 1.125''
  • Rate: 640lbs/in
  • With damper
  • 1/pkg
  • COMP Cams 991-1 Details

    1.639'' Outside Diameter Dual Valve Springs

  • Dual Valve Spring
  • Coiled On the Most Advanced CNC Machines
  • 1 Year Limited Warranty

  • Specifications:

    Inside Diameter
    0.783 in.
    Coil Bind Height (in.)
    1.125
    Open Height (in.)
    1.25
    Outside Diameter
    1.65
    Installed Height (in.)
    1.95
    Installed Pressure (lbs.)
    222
    Spring Rate (lbs./in.)
    640
    Open Pressure (lbs.)
    670
    Spring Type
    Double
    Camshaft Type
    Hydraulic
    Camshaft Type
    Mechanical
    Position
    N/A
    Coated
    No
    Damper Spring Included
    Yes
    Inside Diameter of Inner Spring (in.)
    0.783
    Inside Diameter of Outer Spring (in.)
    1.189
    Number of Springs Per Valve
    Dual
    Outside Diameter of Outer Spring (in.)
    1.639
    Quantity
    Sold individually
    Spring Rate
    640 lbs./in.
    Valve Spring Style
    Standard
    Manufacturer's Part Number:
    991-1

    Comp Cams Dual Valve Springs are manufactured from Super Clean wire and undergo extensive quality control that delivers a valve spring assembly with superior strength, durability and valve train stability, suitable for any application. The dual spring design creates a stronger valve spring that can easily handle increased lift found in extreme stress applications. Comp Cams Dual Valve Springs are a top choice for today’s engine builders and racers.

    Features:

    • Superior strength, durability and valve train stability
    • Easily handles increased lift
    • Suitable for street or race applications

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