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COMP Cams 987-12

COMP Cams Dual Valve Springs I.D.of Outer Dia: 1.070"

249-987-12

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

$86.99
COMP Cams Dual Valve Springs I.D.of Outer Dia: 1.070" $86.99
Out of stock
QTY
Dual Valve Springs
  • I.D.of Outer Dia: 1.070"
  • I.D.of Inner Dia: .697"
  • Seat load: 121lbs @1.750''
  • Open load: 343lbs @1.200''
  • Coil bind: 1.150''
  • Rate: 370lbs/in
  • With damper
  • 12/pkg
  • COMP Cams 987-12 Details

    1.430'' Outside Diameter Dual Valve Springs

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

  • Specifications:

    Inside Diameter
    0.7 in.
    Coil Bind Height (in.)
    1.15
    Open Height (in.)
    1.25
    Outside Diameter
    1.43
    Installed Height (in.)
    1.75
    Installed Pressure (lbs.)
    138
    Open Pressure (lbs.)
    325
    Spring Rate (lbs./in.)
    344
    Spring Type
    Double
    Camshaft Type
    Hydraulic
    Camshaft Type
    Mechanical
    Position
    N/A
    Coated
    No
    Damper Spring Included
    Yes
    Inside Diameter of Inner Spring (in.)
    0.697
    Inside Diameter of Outer Spring (in.)
    1.07
    Number of Springs Per Valve
    Dual
    Outside Diameter of Outer Spring (in.)
    1.43
    Quantity
    Sold as a set of 12
    Spring Rate
    370 lbs./in.
    Valve Spring Style
    Standard
    Manufacturer's Part Number:
    987-12

    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

    Does COMP Cams 987-12 fit your vehicle?

    Narrow Results

    1963 CHEVROLET K20 PICKUP

    • CC: 3852
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 235
    • EngineType: L6 ( 3.8 L / 235 )

    1977 CHEVROLET NOVA

    • CC: 4097
    • Liter: 4.1
    • SubModel: CONCOURS
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1975-1984 CHEVROLET K10 PICKUP

    • CC: 4097
    • Liter: 4.1
    • SubModel: SCOTTSDALE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1969-1971 CHEVROLET BLAZER

    • CC: 4097
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1968-1969 CHEVROLET CHEVELLE

    • CC: 4098
    • Liter: 4.1
    • SubModel: 300 DELUXE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1970 CHEVROLET G30 VAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: SPORTVAN
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1969-1970 CHEVROLET G10 VAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1964-1965 CHEVROLET C30 PICKUP

    • CC: 3769
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 230
    • EngineType: L6 ( 3.8 L / 230 )

    1972-1974 CHEVROLET G30 VAN

    • CC: 4098
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1975-1980 CHEVROLET K10 SUBURBAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: CUSTOM DELUXE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1975 CHEVROLET C30 PICKUP

    • CC: 4097
    • Liter: 4.1
    • SubModel: SCOTTSDALE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1967-1969 CHEVROLET CAMARO

    • CC: 3769
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 230
    • EngineType: L6 ( 3.8 L / 230 )

    1966 CHEVROLET C20 PICKUP

    • CC: 4098
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1967 CHEVROLET MALIBU

    • CC: 4098
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1975-1977 CHEVROLET EL CAMINO

    • CC: 4097
    • Liter: 4.1
    • SubModel: CLASSIC
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1975-1980 CHEVROLET C10 SUBURBAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: CUSTOM DELUXE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1967 CHEVROLET CHEVELLE

    • CC: 4097
    • Liter: 4.1
    • SubModel: DELUXE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1981-1984 CHEVROLET G10 VAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: BONAVENTURE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1976 CHEVROLET MALIBU

    • CC: 4097
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1978-1980 CHEVROLET K20 PICKUP

    • CC: 4097
    • Liter: 4.1
    • SubModel: CHEYENNE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1979 CHEVROLET EL CAMINO

    • Liter: 3.3
    • SubModel: ROYAL KNIGHT
    • CUI: 200
    • EngineType: V6 ( 3.3 L / 200 )

    1978-1980 CHEVROLET K20 PICKUP

    • CC: 4097
    • Liter: 4.1
    • SubModel: CUSTOM DELUXE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1981-1984 CHEVROLET G30 VAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: HI-CUBE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1975-1984 CHEVROLET G20 VAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: CHEVY VAN
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1967 CHEVROLET CHEVY II

    • CC: 4098
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1980 CHEVROLET IMPALA

    • Liter: 3.8
    • SubModel: BASE
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1978-1980 CHEVROLET C30 PICKUP

    • CC: 4097
    • Liter: 4.1
    • SubModel: SCOTTSDALE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1978-1979 CHEVROLET G30 VAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: CHEVY VAN
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1975-1980 CHEVROLET C10 SUBURBAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: SCOTTSDALE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1981-1984 CHEVROLET MONTE CARLO

    • Liter: 3.8
    • SubModel: BASE
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1966 CHEVROLET EL CAMINO

    • CC: 3180
    • Liter: 3.2
    • SubModel: BASE
    • CUI: 194
    • EngineType: L6 ( 3.2 L / 194 )

    1972-1974 CHEVROLET K20 PICKUP

    • CC: 4098
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1980-1983 CHEVROLET CAPRICE

    • Liter: 3.8
    • SubModel: CLASSIC
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1977-1979 CHEVROLET CAPRICE

    • Liter: 4.1
    • SubModel: CLASSIC LANDAU
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1964-1966 CHEVROLET CHEVY II

    • CC: 3769
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 230
    • EngineType: L6 ( 3.8 L / 230 )

    1969-1972 CHEVROLET KINGSWOOD

    • CC: 4097
    • Liter: 4.1
    • SubModel: ESTATE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1976 CHEVROLET G30 VAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: BEAUVILLE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1978 CHEVROLET NOVA

    • Liter: 4.1
    • SubModel: POLICE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1979 CHEVROLET MALIBU

    • Liter: 3.3
    • SubModel: POLICE
    • CUI: 200
    • EngineType: V6 ( 3.3 L / 200 )

    1972-1974 CHEVROLET K10 PICKUP

    • CC: 4098
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1975-1984 CHEVROLET K10 PICKUP

    • CC: 4097
    • Liter: 4.1
    • SubModel: SILVERADO
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1967 CHEVROLET CHEVELLE

    • Liter: 3.8
    • SubModel: DELUXE
    • CUI: 230
    • EngineType: L6 ( 3.8 L / 230 )

    1968-1969 CHEVROLET G10 VAN

    • Liter: 3.8
    • SubModel: SPORTVAN
    • CUI: 230
    • EngineType: L6 ( 3.8 L / 230 )

    1976-1979 CHEVROLET CAMARO

    • Liter: 4.1
    • SubModel: RALLY SPORT
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1980-1981 CHEVROLET CAPRICE

    • Liter: 3.8
    • SubModel: CLASSIC LANDAU
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1980-1981 CHEVROLET CAMARO

    • Liter: 3.8
    • SubModel: BERLINETTA
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1964-1967 CHEVROLET CHEVELLE

    • CC: 3769
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 230
    • EngineType: L6 ( 3.8 L / 230 )

    1979-1980 CHEVROLET K10 SUBURBAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: SILVERADO
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1968 CHEVROLET K30 PICKUP

    • CC: 4097
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1968-1969 CHEVROLET G20 VAN

    • CC: 3769
    • Liter: 3.8
    • SubModel: SPORTVAN
    • CUI: 230
    • EngineType: L6 ( 3.8 L / 230 )

    1980 CHEVROLET CAMARO

    • Liter: 3.8
    • SubModel: BASE
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1972 CHEVROLET CHEVELLE

    • CC: 4097
    • Liter: 4.1
    • SubModel: GREENBRIER
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1975 CHEVROLET CAMARO

    • Liter: 4.1
    • SubModel: LT
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1969-1971 CHEVROLET C20 PICKUP

    • CC: 4097
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1973-1974 CHEVROLET NOVA

    • CC: 4098
    • Liter: 4.1
    • SubModel: CUSTOM
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1981-1984 CHEVROLET EL CAMINO

    • Liter: 3.8
    • SubModel: CONQUISTA
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1965 CHEVROLET CHEVELLE

    • Liter: 3.8
    • SubModel: DELUXE
    • CUI: 230
    • EngineType: L6 ( 3.8 L / 230 )

    1981 CHEVROLET MALIBU

    • Liter: 3.8
    • SubModel: BASE
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1968-1969 CHEVROLET EL CAMINO

    • CC: 4098
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1969-1972 CHEVROLET CHEVELLE

    • CC: 4097
    • Liter: 4.1
    • SubModel: CONCOURS ESTATE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1968 CHEVROLET C30 PICKUP

    • CC: 4097
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1980-1981 CHEVROLET EL CAMINO

    • Liter: 3.8
    • SubModel: ROYAL KNIGHT
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1983-1984 CHEVROLET EL CAMINO

    • Liter: 3.8
    • SubModel: SS
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1979 CHEVROLET CAPRICE

    • Liter: 4.1
    • SubModel: CLASSIC SPORT
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1982-1984 CHEVROLET C10 PICKUP

    • CC: 4097
    • Liter: 4.1
    • SubModel: CUSTOM
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1964-1966 CHEVROLET CHEVELLE

    • CC: 3180
    • Liter: 3.2
    • SubModel: SS
    • CUI: 194
    • EngineType: L6 ( 3.2 L / 194 )

    1969-1971 CHEVROLET K10 SUBURBAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1966-1968 CHEVROLET K10 PICKUP

    • CC: 3769
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 230
    • EngineType: L6 ( 3.8 L / 230 )

    1979 CHEVROLET CAPRICE

    • CC: 4097
    • Liter: 4.1
    • SubModel: CLASSIC
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1981-1982 CHEVROLET BLAZER K5

    • CC: 4097
    • Liter: 4.1
    • SubModel: CUSTOM
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1967 CHEVROLET CHEVELLE

    • CC: 4098
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1969-1971 CHEVROLET K20 PICKUP

    • CC: 4097
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1974 CHEVROLET MALIBU

    • CC: 4098
    • Liter: 4.1
    • SubModel: CLASSIC
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1963-1965 CHEVROLET BEL AIR

    • CC: 3769
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 230
    • EngineType: L6 ( 3.8 L / 230 )

    1968 CHEVROLET CHEVELLE

    • CC: 4098
    • Liter: 4.1
    • SubModel: CONCOURS
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1978-1979 CHEVROLET G30 VAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: BEAUVILLE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1976 CHEVROLET MALIBU

    • Liter: 4.1
    • SubModel: LANDAU
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1968-1969 CHEVROLET CHEVELLE

    • CC: 3769
    • Liter: 3.8
    • SubModel: CONCOURS
    • CUI: 230
    • EngineType: L6 ( 3.8 L / 230 )

    1981 CHEVROLET C10 PICKUP

    • CC: 4097
    • Liter: 4.1
    • SubModel: DELUXE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1979-1980 CHEVROLET BLAZER K5

    • CC: 4097
    • Liter: 4.1
    • SubModel: CHEYENNE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1979 CHEVROLET MALIBU

    • Liter: 3.3
    • SubModel: SPORT
    • CUI: 200
    • EngineType: V6 ( 3.3 L / 200 )

    1981 CHEVROLET C20 PICKUP

    • CC: 4097
    • Liter: 4.1
    • SubModel: DELUXE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1978 CHEVROLET CAMARO

    • Liter: 4.1
    • SubModel: LT
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1975-1980 CHEVROLET C10 PICKUP

    • CC: 4097
    • Liter: 4.1
    • SubModel: CUSTOM DELUXE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1968-1970 CHEVROLET G10 VAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: SPORTVAN
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1968-1969 CHEVROLET EL CAMINO

    • CC: 4098
    • Liter: 4.1
    • SubModel: CUSTOM
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1967 CHEVROLET CHEVELLE

    • CC: 4097
    • Liter: 4.1
    • SubModel: 300 DELUXE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1980 CHEVROLET CAPRICE

    • Liter: 3.8
    • SubModel: CLASSIC SPORT
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1967-1969 CHEVROLET G20 VAN

    • CC: 3769
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 230
    • EngineType: L6 ( 3.8 L / 230 )

    1967 CHEVROLET C20 PICKUP

    • CC: 4098
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1978-1980 CHEVROLET C30 PICKUP

    • CC: 4097
    • Liter: 4.1
    • SubModel: SILVERADO
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1970-1971 CHEVROLET CHEVELLE

    • CC: 4098
    • Liter: 4.1
    • SubModel: CONCOURS
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1967 CHEVROLET C20 SUBURBAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1983-1984 CHEVROLET G20 VAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: BONAVENTURE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1976-1977 CHEVROLET MALIBU

    • Liter: 4.1
    • SubModel: CLASSIC LANDAU
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1980-1983 CHEVROLET MALIBU

    • Liter: 3.8
    • SubModel: CLASSIC
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1981-1984 CHEVROLET C20 PICKUP

    • CC: 4097
    • Liter: 4.1
    • SubModel: CUSTOM
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1975-1984 CHEVROLET G10 VAN

    • CC: 4097
    • Liter: 4.1
    • SubModel: SPORTVAN
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1981-1983 CHEVROLET IMPALA

    • Liter: 3.8
    • SubModel: BASE
    • CUI: 229
    • EngineType: V6 ( 3.8 L / 229 )

    1963-1966 CHEVROLET C10 PICKUP

    • CC: 3769
    • Liter: 3.8
    • SubModel: BASE
    • CUI: 230
    • EngineType: L6 ( 3.8 L / 230 )

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    Tools:

    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

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