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COMP Cams CL11-409-8 Nitrous HP Hydraulic Roller Cam & Lifter Kit for Chevy Big Block 396-454

(Chevrolet Camaro 1967-72, Corvette 1967-74, Impala 1967-76, Malibu 1967, 1973-75, C1500 1990-93, Chevelle 1967-73, Blazer 1973-74 + 104 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

CL11-409-8
10 reviews
Sale Price

$1,096.95

Estimated ship date Saturday, November 28

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Product Details

The COMP Cams CL11-409-8 Nitrous HP hydraulic roller camshaft and lifter kit is specifically engineered for big block Chevrolet engines (396-454 cubic inches) running nitrous oxide systems. This complete kit delivers aggressive performance with a 224/236 duration profile optimized for maximum power under nitrous injection.

Key Specifications:

  • Advertised Duration: 284°/296° intake/exhaust
  • Duration at .050": 224°/236° intake/exhaust
  • Valve Lift: .563"/.581" intake/exhaust (with 1.7 rocker ratio)
  • Lobe Separation Angle: 110°
  • Hydraulic roller design for reduced friction and increased durability
  • Optimized for nitrous oxide applications with strong mid-range to top-end power

Complete Kit Includes:

  • Hydraulic roller camshaft
  • Hydraulic roller lifters (16)
  • Assembly lube for proper break-in
  • COMP Cams decals
  • Complete installation instructions

This camshaft is ideal for street/strip big block Chevy builds running 150-300 horsepower nitrous systems. The hydraulic roller design provides excellent durability while the aggressive profile delivers strong performance from 2,500 RPM to 6,500 RPM. Recommended with 9.5:1 minimum compression ratio and aftermarket cylinder heads for optimal performance.

Products specifications

Fits

Chevrolet Camaro 1967-72, Corvette 1967-74, Impala 1967-76, Malibu 1967, 1973-75, C1500 1990-93, Chevelle 1967-73, Blazer 1973-74, C10 Pickup 1968-74, Caprice 1967-76, C10 1975-80, El Camino 1967-75, Monte Carlo 1970-75 + 99 more models

Exhaust Valve Lift

0.547

Kit Type

Cl-Kit - Cam and Lifter Kit

Intake Valve Lift

0.537

Camshaft Material

Austempered Ductile Iron

Camshaft Series

Nitrous HP

AMAZON ASIN

B001GERGVK

Assembly Lubricant Included

No

Valve Springs Required

Yes

Prop 65

WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov

C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for On-Road Vehicles?

No

C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?

Yes, but must be a race/competition only vehicle.

C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?

Yes, but must meet tailpipe emission standards for year of vehicle.

C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?

Yes, but must meet tailpipe emission standards for year of vehicle.

Gaskets Included

No

Advertised Intake Duration

273

Camshaft Gear Attachment

3-Bolt

LOBE SEPARATION

113

Locks Included

No

Lifter Type

Hydraulic Roller

Exhaust Duration at .050 inch Lift

236

Cam Type

Hydraulic Roller

Lifters Included

Yes

Retainers Included

No

Timing Chain and Gears Included

No

Advertised Exhaust Duration

296

Usage

Street/Strip

Basic Operating RPM Range

1,800-5,800

Intake Duration at .050 Inch Lift

224

Valve Stem Seals Included

No

Engine Family

Chevrolet 396-454 c.i. 8 Cylinder (1967-1996)

Title

Nitrous HP 224/236 Hydraulic Roller Cam/Lifter Kit Chevrolet Big Block 396-454

Awesome price! I couldn't find a better bargain anywhere, and I searched for days.

Best price on VP fuel jugs and way fast shipping

Quick and easy check out. Good prices

Fantastic price, positive communication, arrived before promised worked out great!

My experience with autoplicity was great. Great selection and service. Fast shipping. Will definitely use them again.

Helpful-reasonable prices-reasonable shipping-prompt.

Lowest prices and fast shipping made this a great transaction.

Good price, quick shipping, no instant refund though!

cheapest price, better than summitt or jegs too

Lowest price usually means sub-par customer service. Not the case at Autoplicity. I had questions after my item shipped, they responded promptly and professionally multiple times, and were totally willing to work with me. Very satisfying, would not hesitate to order from Autoplicity again.

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