Competition Cams

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For Chevy, Chrysler, Ford, and most other major vehicle manufacturers, a Comp cam kit is a direct line to improved power, speed, and overall performance.

Choose Competition Cams for a power boost. Upgrade your ride with some serious muscle, and if you’re looking to really upgrade, maybe consider getting an engine kit for the best overall vehicle performance. Order yours today and experience the difference for yourself. 

Comp Cam kits, especially Thumpr camshafts, deliver more fun, torque, and performance.

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  • CMP961-16 Engine Valve Spring

    COMP Cams

    Part #: 961-16

    CMP961-16 Engine Valve Spring

    Engine Make: Competition Cams
    pdm:Spring Rate: 313
    pdm:line_code: CMP
    pdm:Coil Bind Height: 1.26 IN
    pdm:internal_sku: CMP961-16
    pdm:Seat Height: 1.8 IN
    pdm:C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:Damper: Yes
    pdm:C.A.R.B. Exemption Reason: No impact on pollution output of vehicle.
    pdm:Amazon ASIN: B00062YHBU
    pdm:C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for On-Road Vehicles?: Yes
    pdm:C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
    pdm:C.A.R.B. E.O. Number: N/A
    pdm:Number of Springs: 1
    pdm:California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    pdm:Outer Spring Inside Diameter: 0.99 IN
    pdm:Title: Engine Valve Spring Kit
    pdm:Seat Pressure: 77 PS
    pdm:Outer Spring Outside Diameter: 1.39 IN
    $123.95
  • CMP972-16 Engine Valve Spring

    COMP Cams

    Part #: 972-16

    CMP972-16 Engine Valve Spring

    Engine Make: Competition Cams
    pdm:Coil Bind Height: 1.195 IN
    pdm:line_code: CMP
    pdm:internal_sku: CMP972-16
    pdm:Spring Rate: 308
    pdm:Seat Height: 1.8 IN
    pdm:C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:Amazon ASIN: B00062ZH32
    pdm:Compatible Retainer: 744-16
    pdm:C.A.R.B. E.O. Number: N/A
    pdm:California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    pdm:Compatible Spring Cup (O.D. Locator): 4704-16
    pdm:Compatible Shims: 4755
    pdm:C.A.R.B. Exempt for On-Road Vehicles?: Yes
    pdm:C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
    pdm:Number of Springs: 1
    pdm:C.A.R.B. Exemption Reason: No impact on pollution output of vehicle.
    pdm:Outer Spring Outside Diameter: 1.46 IN
    pdm:Damper: Yes
    pdm:Seat Pressure: 124 PS
    pdm:Outer Spring Inside Diameter: 1.06 IN
    pdm:Title: Engine Valve Spring Kit
    $125.95
  • CMP980-12

    COMP Cams

    Part #: 980-12

    CMP980-12

    Engine Make: Competition Cams
    pdm:internal_sku: CMP980-12
    pdm:line_code: CMP
    $60.95
  • CMP980-16 Engine Valve Spring

    COMP Cams

    Part #: 980-16

    CMP980-16 Engine Valve Spring

    Engine Make: Competition Cams
    pdm:Coil Bind Height: 1.15 IN
    pdm:Seat Height: 1.7 IN
    pdm:Spring Rate: 308
    pdm:internal_sku: CMP980-16
    pdm:line_code: CMP
    pdm:C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:Amazon ASIN: B00062Z9V2
    pdm:C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. E.O. Number: N/A
    pdm:C.A.R.B. Exempt for On-Road Vehicles?: Yes
    pdm:C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exemption Reason: No impact on pollution output of vehicle.
    pdm:C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
    pdm:California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    pdm:Number of Springs: 1
    pdm:Compatible Retainer: 750-16
    pdm:Outer Spring Inside Diameter: 0.876 IN
    pdm:Compatible Shims: 4753
    pdm:Seat Pressure: 92 PS
    pdm:Damper: Yes
    pdm:Outer Spring Outside Diameter: 1.23 IN
    pdm:Title: Engine Valve Spring Kit
    $78.95
  • CMP981-12 VALVE SPRINGS, 1.254

    COMP Cams

    Part #: 981-12

    CMP981-12 VALVE SPRINGS, 1.254

    Engine Make: Competition Cams
    pdm:line_code: CMP
    pdm:internal_sku: CMP981-12
    pdm:Title: VALVE SPRINGS, 1.254" OUTER W/
    $75.95
  • CMP981-16 Engine Valve Spring

    COMP Cams

    Part #: 981-16

    CMP981-16 Engine Valve Spring

    Engine Make: Competition Cams
    pdm:line_code: CMP
    pdm:Coil Bind Height: 1.15 IN
    pdm:Spring Rate: 373
    pdm:internal_sku: CMP981-16
    pdm:Seat Height: 1.7 IN
    pdm:C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. E.O. Number: N/A
    pdm:C.A.R.B. Exempt for On-Road Vehicles?: Yes
    pdm:Amazon ASIN: B000CIUFLY
    pdm:C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exemption Reason: No impact on pollution output of vehicle.
    pdm:California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    pdm:Compatible Retainer: 750-16
    pdm:C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
    pdm:C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:Compatible Shims: 4753
    pdm:Title: Set of 16 Single Springs w/ 1.254" O.D., 1.254" I.D., 1.700" Installed Height
    pdm:Damper: Yes
    pdm:Outer Spring Inside Diameter: 0.88 IN
    pdm:Outer Spring Outside Diameter: 1.254 IN
    pdm:Number of Springs: 1
    pdm:Seat Pressure: 105 PS
    $92.95
  • CMP985-16 Engine Valve Spring

    COMP Cams

    Part #: 985-16

    CMP985-16 Engine Valve Spring

    Engine Make: Competition Cams
    pdm:Seat Height: 1.75 IN
    pdm:internal_sku: CMP985-16
    pdm:line_code: CMP
    pdm:Coil Bind Height: 1.15 IN
    pdm:Spring Rate: 366
    $140.95
  • CMP986-12 VALVE SPRINGS, 1.430

    COMP Cams

    Part #: 986-12

    CMP986-12 VALVE SPRINGS, 1.430

    Engine Make: Competition Cams
    pdm:line_code: CMP
    pdm:internal_sku: CMP986-12
    pdm:Title: VALVE SPRINGS, 1.430" FOR 984-
    $95.95
  • CMP986-16 Engine Valve Spring

    COMP Cams

    Part #: 986-16

    CMP986-16 Engine Valve Spring

    Engine Make: Competition Cams
    pdm:Coil Bind Height: 1.15 IN
    pdm:Seat Height: 1.75 IN
    pdm:internal_sku: CMP986-16
    pdm:Spring Rate: 322
    pdm:line_code: CMP
    pdm:Amazon ASIN: B000CIUFNM
    pdm:C.A.R.B. E.O. Number: N/A
    pdm:C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
    pdm:C.A.R.B. Exempt for On-Road Vehicles?: Yes
    pdm:Compatible Retainer: 740-16
    pdm:California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    pdm:Compatible Spring Cup (O.D. Locator): 4704-16
    pdm:C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exemption Reason: No impact on pollution output of vehicle.
    pdm:Outer Spring Inside Diameter: 1.07 IN
    pdm:Inner Spring Inside Diameter: 0.697 IN
    pdm:Damper: Yes
    pdm:Outer Spring Outside Diameter: 1.43 IN
    pdm:Compatible Shims: 4754
    pdm:Seat Pressure: 132 PS
    pdm:Number of Springs: 2
    pdm:Title: 1.430" O.D. Dual Valve Springs
    $119.95
  • CMP988-16 Engine Valve Spring

    COMP Cams

    Part #: 988-16

    CMP988-16 Engine Valve Spring

    Engine Make: Competition Cams
    pdm:Seat Height: 1.6 IN
    pdm:Spring Rate: 230
    pdm:line_code: CMP
    pdm:internal_sku: CMP988-16
    pdm:Coil Bind Height: 1 IN
    pdm:C.A.R.B. E.O. Number: N/A
    pdm:Amazon ASIN: B000CEO7QC
    pdm:C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
    pdm:C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exemption Reason: No impact on pollution output of vehicle.
    pdm:C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for On-Road Vehicles?: Yes
    pdm:Inner Spring Inside Diameter: 0.804 IN
    pdm:California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    pdm:Compatible Retainer: 744-16
    pdm:Outer Spring Inside Diameter: 1.06 IN
    pdm:Number of Springs: 2
    pdm:Compatible Shims: 4754
    pdm:Damper: No
    pdm:Seat Pressure: 117 PS
    pdm:Outer Spring Outside Diameter: 1.384 IN
    pdm:Title: Engine Valve Spring
    $125.95
  • CMP995-16 Engine Valve Spring

    COMP Cams

    Part #: 995-16

    CMP995-16 Engine Valve Spring

    Engine Make: Competition Cams
    pdm:Coil Bind Height: 1.02 IN
    pdm:Spring Rate: 402
    pdm:line_code: CMP
    pdm:Seat Height: 1.7 IN
    pdm:internal_sku: CMP995-16
    pdm:C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. Exempt for On-Road Vehicles?: Yes
    pdm:Compatible Shims: 4754
    pdm:C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
    pdm:Compatible Retainer: 740-16
    pdm:Amazon ASIN: B000CEM5DY
    pdm:C.A.R.B. Exemption Reason: No impact on pollution output of vehicle.
    pdm:C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:C.A.R.B. E.O. Number: N/A
    pdm:C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    pdm:Damper: Yes
    pdm:Inner Spring Inside Diameter: 0.697 IN
    pdm:Number of Springs: 2
    pdm:Outer Spring Outside Diameter: 1.437 IN
    pdm:Outer Spring Inside Diameter: 1.073 IN
    pdm:Title: Engine Valve Spring Kit
    pdm:Seat Pressure: 115 PS
    $149.95
  • CMPCL11-232-3 Camshaft, Lifter Kt

    COMP Cams

    Part #: CL11-232-3

    CMPCL11-232-3 Camshaft, Lifter Kt

    Engine Make: Competition Cams
    pdm:Advertised Exhaust Duration: 268 DD
    pdm:Locks Included: No
    pdm:Retainers Included: No
    pdm:Lifter Type: Hydraulic Flat Tappet
    pdm:Advertised Intake Duration: 262 DD
    pdm:Exhaust Duration at .050 inch Lift: 224 DD
    pdm:Lobe Separation: 112 DD
    pdm:Assembly Lubricant Included: Yes
    pdm:Intake Valve Lift: 0.505 IN
    pdm:Cam Type: Hydraulic Flat Tappet
    pdm:Exhaust Valve Lift: 0.515 IN
    pdm:Gaskets Included: No
    pdm:Usage: Marine
    pdm:Intake Duration at .050 Inch Lift: 218 DD
    pdm:Camshaft Gear Attachment: 3-Bolt
    pdm:Lifters Included: Yes
    pdm:Camshaft Material: Cast Iron
    pdm:line_code: CMP
    pdm:internal_sku: CMPCL11-232-3
    pdm:Basic Operating RPM Range: 1,000-5,000 R3
    pdm:Valve Springs Required: Yes
    pdm:C.A.R.B. E.O. Number: N/A
    pdm:C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:Amazon ASIN: B001GENQ8C
    pdm:C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
    pdm:C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: Yes, but must be a race/competition only vehicle.
    pdm:C.A.R.B. Exempt for On-Road Vehicles?: No
    pdm:C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: Yes, but must meet tailpipe emission standards for year of vehicle.
    pdm:Camshaft Series: Xtreme Marine
    pdm:C.A.R.B. Exemption Reason: N/A
    pdm:Engine Family: Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)
    pdm:Kit Type: CL-Kit - Cam and Lifter Kit
    pdm:Timing Chain and Gears Included: No
    pdm:Title: Xtreme Marine 218/224 Hydraulic Flat Cam and Lifter Chevrolet Big Block 396-454
    pdm:Valve Stem Seals Included: No
    $342.95

Why Choose Northern Auto Parts for Comp Cam Kits?

At Northern Auto Parts, we offer top-quality Competition Camshaft kits; they're designed to enhance your engine's performance. While Competition is a popular brand in the world of crankshafts, Northern Auto Parts backs them with unbeaten customer service and competitive pricing. You get a great deal without compromising on quality. Trust Northern Auto Parts to supply you with the best Competition Camshaft kits to achieve optimal engine performance.

Why Buy Vehicle Parts from Northern Auto Parts?

40+ Years Experience
Northern Auto Parts has been providing auto parts for all makes and models for over 40 years. We have everything you need to keep your car, truck, or SUV running in peak condition.

Trusted Source for Name-Brand Parts
We carry a wide variety of name-brand components, so you can find the exact parts you need to repair or replace anything on your vehicle. From engine components to exterior parts, we have a vast selection to choose from.

Competitive Pricing
We are committed to affordability without compromising on quality. Our prices provide the best value for your money, whether you’re an automotive technician or a DIY enthusiast.