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COMP Cams Single Outer Valve Springs Rate: 241 lbs

COMP Cams 940-12
Representative Image
Product images may differ from actual product appearance.

249-940-12

made in usa
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Ships directly from the manufacturer
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COMP Cams Single Outer Valve Springs Rate: 241 lbs $61.99
Single Outer Valve Springs
  • Rate: 241 lbs
  • 1.070'' ID, 1.464'' OD
  • Seat Load: 93 lbs at 1.900''
  • Open Load: 237 lbs at 1.300''
  • Coil Bind Height: 1.200''
  • With Damper
  • 12/pkg

  • Specifications:

    Coil Bind Height (in.)
    1.2
    Coated
    No
    Damper Spring Included
    Yes
    Inside Diameter of Outer Spring (in.)
    1.025
    Number of Springs Per Valve
    Single
    Outside Diameter of Outer Spring (in.)
    1.464
    Quantity
    Sold as a set of 12
    Spring Rate
    241 lbs./in.
    Valve Spring Style
    Standard
    Manufacturer's Part Number:
    940-12

    Comp Cams Valve Springs are tested under stresses much greater than normal to ensure consistency. Isolating an engine's purpose is first when selecting proper springs. Verify load capacity for optimal performance.

    Does COMP Cams 940-12 fit your vehicle?

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    Aspiration

    1963 FORD FORD 300

    • CC: 6391
    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1969-1970 MERCURY MARAUDER

    • CC: 7030
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: X-100
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1975-1976 FORD THUNDERBIRD

    • Fitment_Note: 50-State Legal
    • EngineType: ALL
    • SubModel: ALL

    1963-1964 FORD GALAXIE

    • CC: 6997
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1977-1981 FORD F-150

    • Fitment_Note: 50-State Legal
    • Liter: 5.8
    • SubModel: RANGER
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1977-1978 FORD F-350

    • Liter: 6.6
    • Aspiration: N
    • SubModel: NORTHLAND
    • Engine Vin: Z
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1966 AMERICAN MOTORS MARLIN

    • CC: 5358
    • Fitment_Note: 50-State Legal
    • Liter: 5.3
    • SubModel: BASE
    • CUI: 327
    • EngineType: V8 ( 5.3 L / 327 )

    1968 AMERICAN MOTORS REBEL

    • CC: 4753
    • Fitment_Note: 50-State Legal
    • Liter: 4.7
    • SubModel: 550
    • CUI: 290
    • EngineType: V8 ( 4.7 L / 290 )

    1970 MERCURY MONTEGO

    • CC: 7030
    • Liter: 7.0
    • Aspiration: N
    • SubModel: VILLAGER
    • Engine Vin: C
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1968-1969 AMERICAN MOTORS AMBASSADOR

    • Fitment_Note: 50-State Legal
    • Liter: 4.8
    • SubModel: BASE
    • CUI: 290
    • EngineType: V8 ( 4.8 L / 290 )

    1970 FORD RANCH WAGON

    • CC: 6391
    • Liter: 6.4
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: X
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1969 MERCURY CYCLONE

    • CC: 7030
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1971-1974 FORD LTD

    • CC: 5753
    • Fitment_Note: 50-State Legal
    • Liter: 5.8
    • SubModel: BASE
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1975-1976 FORD F-350

    • Fitment_Note: 50-State Legal
    • Liter: 6.4
    • SubModel: RANGER
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1975-1979 FORD F-350

    • Fitment_Note: 50-State Legal
    • Liter: 7.5
    • SubModel: RANGER XLT
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1970 FORD GALAXIE 500

    • CC: 7014
    • Liter: 7.0
    • SubModel: XL
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1974 JEEP J10

    • CC: 5900
    • Fitment_Note: 50-State Legal
    • Liter: 5.9
    • SubModel: BASE
    • CUI: 360
    • EngineType: V8 ( 5.9 L / 360 )

    1980 MERCURY GRAND MARQUIS

    • Liter: 5.8
    • SubModel: COLONY PARK
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1975-1978 FORD E-250 ECONOLINE CLUB WAGON

    • Liter: 7.5
    • SubModel: NORTHLAND
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1967 MERCURY MONTEREY

    • EngineType: ALL
    • SubModel: S-55

    1969 FORD TORINO

    • CC: 7014
    • Liter: 7.0
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: P
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1976 AMERICAN MOTORS GREMLIN

    • Fitment_Note: 50-State Legal
    • Liter: 5.0
    • SubModel: CUSTOM
    • CUI: 304
    • EngineType: V8 ( 5.0 L / 304 )

    1971 FORD RANCHERO

    • CC: 7030
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • Aspiration: N
    • SubModel: SQUIRE
    • Engine Vin: R
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1975-1976 FORD GRAN TORINO

    • Fitment_Note: 50-State Legal
    • EngineType: ALL
    • SubModel: ALL

    1963 FORD FAIRLANE

    • CC: 5769
    • Liter: 5.8
    • SubModel: BASE
    • CUI: 352
    • EngineType: V8 ( 5.8 L / 352 )

    1970-1971 FORD TORINO

    • CC: 7030
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: SQUIRE
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1974 AMERICAN MOTORS MATADOR

    • CC: 5900
    • Fitment_Note: 50-State Legal
    • Liter: 5.9
    • SubModel: BROUGHAM
    • CUI: 360
    • EngineType: V8 ( 5.9 L / 360 )

    1984-1986 FORD E-250 ECONOLINE CLUB WAGON

    • Liter: 7.5
    • SubModel: BASE
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1982 FORD F-250

    • Fitment_Note: 50-State Legal
    • Liter: 6.6
    • SubModel: XLS
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1964 FORD COUNTRY SQUIRE

    • CC: 6997
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1974 MERCURY MONTEREY

    • CC: 7539
    • Fitment_Note: 50-State Legal
    • Liter: 7.5
    • SubModel: BASE
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1963 MERCURY MARAUDER

    • CC: 6654
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 406
    • EngineType: V8 ( 6.6 L / 406 )

    1977-1979 MERCURY COUGAR

    • Fitment_Note: 50-State Legal
    • Liter: 5.8
    • SubModel: XR-7
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1972-1973 MERCURY MONTEGO

    • CC: 7030
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: GT
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1970 MERCURY COMET

    • CC: 7030
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1970 FORD RANCH WAGON

    • CC: 6391
    • Liter: 6.4
    • SubModel: POLICE CRUISER
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1980-1982 FORD E-350 ECONOLINE CLUB WAGON

    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1969 MERCURY COMET

    • CC: 6391
    • Fitment_Note: 50-State Legal
    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1969-1970 JEEP J-3500

    • CC: 5358
    • Liter: 5.3
    • SubModel: BASE
    • CUI: 327
    • EngineType: V8 ( 5.3 L / 327 )

    1972-1973 MERCURY MONTEGO

    • CC: 7030
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1963 FORD THUNDERBIRD

    • CC: 6997
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1968-1969 MERCURY CYCLONE

    • CC: 7014
    • Liter: 7.0
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: Q
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1973 MERCURY MONTEGO

    • CC: 7539
    • Fitment_Note: 50-State Legal
    • Liter: 7.5
    • Aspiration: N
    • SubModel: MX
    • Engine Vin: C
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1966-1968 JEEP J-3500

    • CC: 5358
    • Liter: 5.3
    • SubModel: BASE
    • CUI: 327
    • EngineType: V8 ( 5.3 L / 327 )

    1968 MERCURY MONTEGO

    • CC: 6997
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1968 AMERICAN MOTORS AMBASSADOR

    • CC: 6391
    • Fitment_Note: 50-State Legal
    • Liter: 6.4
    • SubModel: SST
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1968 FORD RANCH WAGON

    • CC: 6391
    • Fitment_Note: 50-State Legal
    • Liter: 6.4
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: Y
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1974 FORD GRAN TORINO

    • CC: 7539
    • Fitment_Note: 50-State Legal
    • Liter: 7.5
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: A
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1972 FORD RANCHERO

    • CC: 7030
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: GT
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1966 AMERICAN MOTORS ROGUE

    • CC: 4753
    • Liter: 4.7
    • SubModel: BASE
    • CUI: 290
    • EngineType: V8 ( 4.7 L / 290 )

    1967 MERCURY MARQUIS

    • CC: 6997
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1969 FORD FAIRLANE

    • CC: 6997
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1970 FORD RANCHERO

    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • Aspiration: N
    • SubModel: SQUIRE
    • Engine Vin: C
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1971 MERCURY CYCLONE

    • CC: 6555
    • Liter: 6.6
    • SubModel: GT
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1964 FORD CUSTOM 500

    • Fitment_Note: 50-State Legal
    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1966 AMERICAN MOTORS AMBASSADOR

    • Fitment_Note: 50-State Legal
    • Liter: 5.4
    • SubModel: 990
    • CUI: 327
    • EngineType: V8 ( 5.4 L / 327 )

    1966 FORD FAIRLANE

    • Fitment_Note: 50-State Legal
    • Liter: 5.8
    • SubModel: 500XL
    • CUI: 352
    • EngineType: V8 ( 5.8 L / 352 )

    1964 MERCURY MONTCLAIR

    • CC: 6997
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1966-1967 MERCURY VILLAGER

    • CC: 6997
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1978-1981 FORD F-250

    • Fitment_Note: 50-State Legal
    • Liter: 5.8
    • SubModel: RANGER LARIAT
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1966-1968 MERCURY PARK LANE

    • CC: 7014
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1970 AMERICAN MOTORS AMBASSADOR

    • CC: 5900
    • Fitment_Note: 50-State Legal
    • Liter: 5.9
    • SubModel: BASE
    • CUI: 360
    • EngineType: V8 ( 5.9 L / 360 )

    1991-1995 FORD E-350 ECONOLINE CLUB WAGON

    • Liter: 7.5
    • SubModel: XLT
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1977 FORD F-350

    • Fitment_Note: 50-State Legal
    • Liter: 6.6
    • Aspiration: N
    • SubModel: XLT
    • Engine Vin: S
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1978-1979 FORD F-150

    • Fitment_Note: 50-State Legal
    • Liter: 6.6
    • SubModel: RANGER LARIAT
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1966-1967 MERCURY MONTEREY

    • CC: 6997
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1965-1968 FORD LTD

    • CC: 6997
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1971-1972 JEEP J-4600

    • CC: 5900
    • Liter: 5.9
    • SubModel: BASE
    • CUI: 360
    • EngineType: V8 ( 5.9 L / 360 )

    1963-1967 FORD COUNTRY SQUIRE

    • CC: 5769
    • Fitment_Note: 50-State Legal
    • Liter: 5.8
    • SubModel: BASE
    • CUI: 352
    • EngineType: V8 ( 5.8 L / 352 )

    1971 FORD RANCHERO

    • CC: 7030
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • Aspiration: N
    • SubModel: GT
    • Engine Vin: R
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1970 FORD MUSTANG

    • CC: 7030
    • Liter: 7.0
    • Aspiration: N
    • SubModel: MACH I
    • Engine Vin: J
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1969 AMERICAN MOTORS AMBASSADOR

    • Liter: 5.1
    • SubModel: DPL
    • CUI: 309
    • EngineType: V8 ( 5.1 L / 309 )

    1963 FORD GALAXIE 500

    • CC: 6654
    • Liter: 6.6
    • SubModel: SUNLINER
    • CUI: 406
    • EngineType: V8 ( 6.6 L / 406 )

    1975 AMERICAN MOTORS GREMLIN

    • Fitment_Note: 50-State Legal
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 304
    • EngineType: V8 ( 5.0 L / 304 )

    1977 FORD F-100

    • Fitment_Note: 50-State Legal
    • Liter: 5.8
    • SubModel: XLT
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1969-1970 MERCURY CYCLONE

    • CC: 6391
    • Liter: 6.4
    • SubModel: SPOILER
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1969-1972 FORD CUSTOM

    • CC: 7030
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1971 FORD RANCHERO

    • CC: 7030
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • Aspiration: N
    • SubModel: SQUIRE
    • Engine Vin: P
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1971 FORD LTD

    • CC: 7030
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: BROUGHAM
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1973 FORD MUSTANG

    • CC: 5753
    • Fitment_Note: 50-State Legal
    • Liter: 5.8
    • SubModel: MACH I
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1966 FORD CUSTOM

    • CC: 6997
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1963 FORD THUNDERBIRD

    • CC: 6391
    • Fitment_Note: 50-State Legal
    • Liter: 6.4
    • SubModel: BASE
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1969-1970 JEEP J-2500

    • CC: 5358
    • Liter: 5.3
    • SubModel: BASE
    • CUI: 327
    • EngineType: V8 ( 5.3 L / 327 )

    1966-1967 MERCURY CAPRI

    • CC: 6997
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1972 FORD RANCH WAGON

    • CC: 7539
    • Liter: 7.5
    • SubModel: BASE
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1976-1981 JEEP CJ7

    • Fitment_Note: 50-State Legal
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 304
    • EngineType: V8 ( 5.0 L / 304 )

    1965-1967 MERCURY COMET

    • CC: 6997
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1964-1966 FORD CUSTOM 500

    • Fitment_Note: 50-State Legal
    • Liter: 5.8
    • SubModel: BASE
    • CUI: 352
    • EngineType: V8 ( 5.8 L / 352 )

    1963-1964 MERCURY COLONY PARK

    • CC: 6997
    • Liter: 7.0
    • SubModel: BASE
    • CUI: 427
    • EngineType: V8 ( 7.0 L / 427 )

    1971 AMERICAN MOTORS HORNET

    • CC: 5899
    • Liter: 5.9
    • SubModel: SPORTABOUT
    • CUI: 360
    • EngineType: V8 ( 5.9 L / 360 )

    1970 MERCURY MARQUIS

    • CC: 7014
    • Liter: 7.0
    • SubModel: BROUGHAM
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1969 FORD TORINO

    • CC: 7014
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • Aspiration: N
    • SubModel: COBRA
    • Engine Vin: Q
    • CUI: 428
    • EngineType: V8 ( 7.0 L / 428 )

    1966-1967 MERCURY PARK LANE

    • CC: 6720
    • Liter: 6.7
    • SubModel: BASE
    • CUI: 410
    • EngineType: V8 ( 6.7 L / 410 )

    1975-1976 FORD TORINO

    • Fitment_Note: 50-State Legal
    • EngineType: ALL
    • SubModel: ALL

    1970 FORD RANCH WAGON

    • CC: 6391
    • Fitment_Note: 50-State Legal
    • Liter: 6.4
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: Y
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1971-1974 FORD RANCH WAGON

    • CC: 6556
    • Fitment_Note: 50-State Legal
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1969-1970 JEEP J-2600

    • CC: 5358
    • Liter: 5.3
    • SubModel: BASE
    • CUI: 327
    • EngineType: V8 ( 5.3 L / 327 )

    1970 FORD MUSTANG

    • CC: 7030
    • Fitment_Note: 50-State Legal
    • Liter: 7.0
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: Z
    • CUI: 429
    • EngineType: V8 ( 7.0 L / 429 )

    1968 MERCURY PARK LANE

    • CC: 6391
    • Fitment_Note: 50-State Legal
    • Liter: 6.4
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: Y
    • CUI: 390
    • EngineType: V8 ( 6.4 L / 390 )

    1975 MERCURY MONTEGO

    • Fitment_Note: 50-State Legal
    • EngineType: ALL
    • SubModel: BROUGHAM
    Items You Need
    Some parts are not legal for use in California or other states with similar laws / regulations