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COMP Cams Hi-Tech Triple Valve Spring O.D.: 1.645"

COMP Cams 947-1

249-947-1

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COMP Cams Hi-Tech Triple Valve Spring O.D.: 1.645" $23.99
Hi-Tech Triple Valve Spring
  • O.D.: 1.645"
  • I.D.: .635"
  • Seat Load: 338 lbs/in @ 2.000
  • Open Load: 849 lbs/in @1.250
  • Coil Bind: 1.145"
  • Rate: 681 lbs/in.
  • 1/pkg.

  • COMP Cams 947-1 Details

    Hi-Tech Triple Valve Springs

  • Proprietary Alloy
  • Maintain Higher Loads
  • 1 Year Limited Warranty

  • Specifications:

    Inside Diameter
    0.635 in.
    Coil Bind Height (in.)
    1.145
    Open Height (in.)
    1.25
    Outside Diameter
    1.645
    Installed Height (in.)
    2.05
    Installed Pressure (lbs.)
    304
    Spring Rate (lbs./in.)
    681
    Open Pressure (lbs.)
    848
    Camshaft Type
    Hydraulic
    Camshaft Type
    Mechanical
    Spring Type
    Triple
    Position
    N/A
    Coated
    No
    Damper Spring Included
    No
    Inside Diameter of Inner Spring (in.)
    0.635
    Inside Diameter of Outer Spring (in.)
    1.195
    Number of Springs Per Valve
    Triple
    Outside Diameter of Outer Spring (in.)
    1.645
    Quantity
    Sold individually
    Spring Rate
    681 lbs./in.
    Valve Spring Style
    Standard
    Manufacturer's Part Number:
    947-1

    Triple Valve Springs from Comp Cams deliver maximum strength, durability and valve train stability. Engineered from Super Clean wire and subjected to extensive quality control measures, the triple spring design creates a stronger valve spring that can easily handle the increased lift and extreme demands found in aggressive applications. Comp Cams Triple Valve Springs exceed the expectations of today's engine builders and racers!

    Does COMP Cams 947-1 fit your vehicle?

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    1979-1981 CHEVROLET MONTE CARLO

    • Liter: 4.4
    • SubModel: LANDAU
    • CUI: 267
    • EngineType: V8 ( 4.4 L / 267 )

    1990-1995 CHEVROLET C1500 PICKUP

    • CC: 5031
    • Liter: 5.0
    • SubModel: WT
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1988-1992 CHEVROLET C2500 PICKUP

    • Liter: 6.2
    • SubModel: SCOTTSDALE
    • CUI: 379
    • EngineType: V8 ( 6.2 L / 379 )

    1984-1993 GMC G15/G1500 VAN

    • Liter: 5.7
    • SubModel: RALLY STX
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973-1974 DODGE CORONET

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

    1977 GMC C1500 PICKUP

    • Liter: 7.4
    • SubModel: INDY HAULER
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1976 PLYMOUTH SCAMP

    • Liter: 5.2
    • SubModel: BASE
    • CUI: 318
    • EngineType: V8 ( 5.2 L / 318 )

    1983-1984 CHEVROLET G10 VAN

    • CC: 5031
    • Liter: 5.0
    • SubModel: BONAVENTURE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1965 PLYMOUTH FURY II

    • Liter: 7.0
    • SubModel: BASE
    • CUI: 426
    • EngineType: V8 ( 7.0 L / 426 )

    1959 PLYMOUTH CUSTOM

    • CC: 5917
    • Liter: 5.9
    • SubModel: BASE
    • CUI: 361
    • EngineType: V8 ( 5.9 L / 361 )

    1972-1974 DODGE DART

    • CC: 5212
    • Liter: 5.2
    • SubModel: CUSTOM
    • CUI: 318
    • EngineType: V8 ( 5.2 L / 318 )

    1972 PLYMOUTH FURY

    • Liter: 5.2
    • SubModel: GRAN COUPE
    • CUI: 318
    • EngineType: V8 ( 5.2 L / 318 )

    1975-1979 CHEVROLET G30 VAN

    • Liter: 5.7
    • SubModel: BEAUVILLE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1970-1971 FORD RANCHERO

    • CC: 5753
    • Liter: 5.8
    • Aspiration: N
    • SubModel: SQUIRE
    • Engine Vin: M
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1958 PONTIAC PATHFINDER

    • CC: 4638
    • Liter: 4.6
    • SubModel: BASE
    • CUI: 283
    • EngineType: V8 ( 4.6 L / 283 )

    1958 CHRYSLER NEWPORT

    • CC: 6425
    • Liter: 6.4
    • SubModel: BASE
    • CUI: 392
    • EngineType: V8 ( 6.4 L / 392 )

    1984-1986 GMC K2500 SUBURBAN

    • Liter: 6.2
    • SubModel: BASE
    • CUI: 379
    • EngineType: V8 ( 6.2 L / 379 )

    1995-1996 DODGE B1500 VAN

    • CC: 5211
    • Liter: 5.2
    • SubModel: BASE
    • CUI: 318
    • EngineType: V8 ( 5.2 L / 318 )

    1969 PLYMOUTH BARRACUDA

    • CC: 5572
    • Liter: 5.6
    • SubModel: BASE
    • CUI: 340
    • EngineType: V8 ( 5.6 L / 340 )

    1984 GMC C2500 SUBURBAN

    • Liter: 7.4
    • SubModel: SIERRA CLASSIC
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1972-1974 PONTIAC PARISIENNE

    • CC: 6555
    • Liter: 6.6
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: R
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1968-1969 CHEVROLET IMPALA

    • Liter: 5.4
    • SubModel: BASE
    • CUI: 327
    • EngineType: V8 ( 5.4 L / 327 )

    1978 CHEVROLET MONTE CARLO

    • CC: 5031
    • Liter: 5.0
    • SubModel: SPORT
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1976-1978 CHEVROLET MONZA

    • CC: 5031
    • Liter: 5.0
    • SubModel: 2+2 SPYDER
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1958 CHEVROLET IMPALA

    • CC: 4638
    • Liter: 4.6
    • SubModel: BASE
    • CUI: 283
    • EngineType: V8 ( 4.6 L / 283 )

    1973-1974 CHEVROLET MALIBU

    • CC: 5737
    • Liter: 5.7
    • Aspiration: N
    • SubModel: ESTATE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1986 GMC C3500 PICKUP

    • Liter: 5.0
    • SubModel: HIGH SIERRA
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1963 DODGE 330

    • CC: 6286
    • Liter: 6.3
    • SubModel: BASE
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1970-1971 CHEVROLET G20 VAN

    • CC: 5736
    • Liter: 5.7
    • SubModel: SPORTVAN
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980 GMC C2500 SUBURBAN

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

    1976-1978 GMC G35/G3500 VAN

    • Liter: 6.6
    • SubModel: RALLY CAMPER SPECIAL
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1975-1978 GMC K25 SUBURBAN

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

    1975-1978 GMC C25/C2500 PICKUP

    • Liter: 7.4
    • SubModel: SIERRA CLASSIC
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1958-1959 GMC PM251

    • Liter: 5.5
    • SubModel: BASE
    • CUI: 336
    • EngineType: V8 ( 5.5 L / 336 )

    1979-1980 GMC K3500 PICKUP

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

    1982 CHEVROLET C10 SUBURBAN

    • EngineType: ALL
    • SubModel: SCOTTSDALE

    1981-1986 CHEVROLET C20 PICKUP

    • Liter: 7.4
    • SubModel: CUSTOM
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1969-1973 GMC C25/C2500 SUBURBAN

    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1969-1973 PLYMOUTH FURY II

    • CC: 5212
    • Liter: 5.2
    • SubModel: BASE
    • CUI: 318
    • EngineType: V8 ( 5.2 L / 318 )

    1982 GMC K2500 SUBURBAN

    • Liter: 6.2
    • SubModel: SIERRA CLASSIC
    • CUI: 379
    • EngineType: V8 ( 6.2 L / 379 )

    1960-1961 PLYMOUTH SUBURBAN

    • Liter: 5.9
    • SubModel: CUSTOM
    • CUI: 361
    • EngineType: V8 ( 5.9 L / 361 )

    1968 DODGE CORONET

    • CC: 7211
    • Liter: 7.2
    • SubModel: 500
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1969-1973 GMC C25/C2500 PICKUP

    • CC: 5736
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1995 FORD F-350

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

    1974 PLYMOUTH PB200 VAN

    • EngineType: ALL
    • SubModel: VOYAGER EX

    1969-1973 PLYMOUTH FURY III

    • CC: 5212
    • Liter: 5.2
    • SubModel: BASE
    • CUI: 318
    • EngineType: V8 ( 5.2 L / 318 )

    1968 DODGE CHARGER

    • CC: 6981
    • Liter: 7.0
    • SubModel: R/T
    • CUI: 426
    • EngineType: V8 ( 7.0 L / 426 )

    1976-1978 GMC G35/G3500 VAN

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

    1958 CHEVROLET BISCAYNE

    • CC: 4638
    • Liter: 4.6
    • SubModel: BASE
    • CUI: 283
    • EngineType: V8 ( 4.6 L / 283 )

    1970-1972 CHEVROLET CHEVELLE

    • CC: 6588
    • Liter: 6.6
    • SubModel: MALIBU
    • CUI: 402
    • EngineType: V8 ( 6.6 L / 402 )

    1958 CHEVROLET YEOMAN

    • CC: 4638
    • Liter: 4.6
    • SubModel: BASE
    • CUI: 283
    • EngineType: V8 ( 4.6 L / 283 )

    1968-1969 CHEVROLET CAPRICE

    • Liter: 5.4
    • SubModel: BASE
    • CUI: 327
    • EngineType: V8 ( 5.4 L / 327 )

    1987-1988 CHEVROLET V30 PICKUP

    • Liter: 6.2
    • SubModel: SILVERADO
    • CUI: 379
    • EngineType: V8 ( 6.2 L / 379 )

    1999 GMC K2500 SUBURBAN

    • Liter: 7.4
    • SubModel: BASE
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1972-1974 CHEVROLET BEL AIR

    • CC: 5737
    • Liter: 5.7
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: K
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1978-1980 BUICK CENTURY

    • Liter: 5.0
    • SubModel: LIMITED
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1973-1974 DODGE D300 PICKUP

    • CC: 7212
    • Liter: 7.2
    • SubModel: BASE
    • CUI: 440
    • EngineType: V8 ( 7.2 L / 440 )

    1970 CHEVROLET ESTATE

    • CC: 6588
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 402
    • EngineType: V8 ( 6.6 L / 402 )

    1973-1974 GMC C15/C1500 SUBURBAN

    • Liter: 7.4
    • SubModel: BASE
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1968 CHEVROLET K10 PICKUP

    • Liter: 5.4
    • SubModel: BASE
    • CUI: 327
    • EngineType: V8 ( 5.4 L / 327 )

    1977-1978 GMC C25/C2500 PICKUP

    • Liter: 5.0
    • SubModel: SIERRA GRANDE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1958-1959 GMC FM340

    • CC: 5522
    • Liter: 5.5
    • SubModel: BASE
    • CUI: 337
    • EngineType: V8 ( 5.5 L / 337 )

    1976-1978 CHEVROLET MONZA

    • CC: 5031
    • Liter: 5.0
    • SubModel: 2+2
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1969 FORD FAIRLANE

    • CC: 5753
    • Liter: 5.8
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: H
    • CUI: 351
    • EngineType: V8 ( 5.8 L / 351 )

    1975-1983 FORD E-150 ECONOLINE

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

    1971 DODGE W100 PICKUP

    • CC: 6556
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1981 CHEVROLET C30 PICKUP

    • Liter: 5.7
    • SubModel: DELUXE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975-1983 CHEVROLET K20 PICKUP

    • Liter: 5.7
    • SubModel: SILVERADO
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988-1990 CHEVROLET CAMARO

    • Liter: 5.7
    • SubModel: IROC-Z
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1994 DODGE RAM 3500

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

    1998 DODGE B1500 VAN

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

    1970-1972 PLYMOUTH FURY

    • CC: 5212
    • Liter: 5.2
    • SubModel: SUBURBAN
    • CUI: 318
    • EngineType: V8 ( 5.2 L / 318 )

    1974 FORD GRAN TORINO

    • CC: 7539
    • Liter: 7.5
    • Aspiration: N
    • SubModel: BASE
    • Engine Vin: C
    • CUI: 460
    • EngineType: V8 ( 7.5 L / 460 )

    1975-1978 GMC C15 SUBURBAN

    • Liter: 5.7
    • SubModel: SIERRA GRANDE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1968-1971 CHEVROLET CHEVELLE

    • CC: 5736
    • Liter: 5.7
    • SubModel: MALIBU
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1968 CHEVROLET K20 PICKUP

    • Liter: 5.4
    • SubModel: BASE
    • CUI: 327
    • EngineType: V8 ( 5.4 L / 327 )

    1973-1974 CHEVROLET C10 SUBURBAN

    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1972-1973 DODGE POLARA

    • CC: 5212
    • Liter: 5.2
    • SubModel: CUSTOM
    • CUI: 318
    • EngineType: V8 ( 5.2 L / 318 )

    1974 PLYMOUTH FURY

    • CC: 6556
    • Liter: 6.6
    • SubModel: POLICE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1959 CHEVROLET 3C PICKUP

    • CC: 4638
    • Liter: 4.6
    • SubModel: 3400
    • CUI: 283
    • EngineType: V8 ( 4.6 L / 283 )

    1990-1998 CHEVROLET K1500 PICKUP

    • Liter: 5.7
    • SubModel: WT
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1985 CHEVROLET G30 VAN

    • CC: 5031
    • Liter: 5.0
    • SubModel: BEAUVILLE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1985 CHEVROLET C10 SUBURBAN

    • EngineType: ALL
    • SubModel: CUSTOM

    1985-1986 GMC C3500 PICKUP

    • Liter: 5.7
    • SubModel: SIERRA CLASSIC
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1971 DODGE B300 VAN

    • CC: 5212
    • Liter: 5.2
    • SubModel: BASE
    • CUI: 318
    • EngineType: V8 ( 5.2 L / 318 )

    1975-1976 GMC SPRINT

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

    1992 CHEVROLET CAPRICE

    • EngineType: ALL
    • SubModel: CLASSIC

    1978-1980 OLDSMOBILE CUTLASS SALON

    • Liter: 5.0
    • SubModel: BROUGHAM
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1969-1971 CHEVROLET C30 PICKUP

    • CC: 5031
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1968 DODGE CHARGER

    • CC: 6286
    • Liter: 6.3
    • SubModel: R/T
    • CUI: 383
    • EngineType: V8 ( 6.3 L / 383 )

    1972-1974 PLYMOUTH SATELLITE

    • CC: 6556
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1973 DODGE DART

    • CC: 5572
    • Liter: 5.6
    • SubModel: SPORT
    • CUI: 340
    • EngineType: V8 ( 5.6 L / 340 )

    1998 HOLDEN COMMODORE

    • Liter: 5.0
    • SubModel: WAGON
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1977-1978 GMC K35 PICKUP

    • Liter: 5.7
    • SubModel: SIERRA CLASSIC
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1974 CHEVROLET K30 PICKUP

    • CC: 5737
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1994-1995 CHEVROLET C2500 PICKUP

    • Liter: 6.5
    • SubModel: WT
    • CUI: 395
    • EngineType: V8 ( 6.5 L / 395 )

    1975-1980 CHEVROLET C10 SUBURBAN

    • Liter: 7.4
    • SubModel: SCOTTSDALE
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1971-1973 DODGE CORONET

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

    1975-1977 CHEVROLET C30 PICKUP

    • Liter: 5.7
    • SubModel: CUSTOM DELUXE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1988-1993 GMC K2500 PICKUP

    • Liter: 5.0
    • SubModel: SIERRA
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )
    Items You Need
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