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COMP Cams 11-724-9 Drag Race Solid Roller Camshaft Big Block Chevy - 270/280 396-454

(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

11-724-9
9 reviews
Sale Price

$558.95

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The COMP Cams 11-724-9 is a high-performance solid roller camshaft designed specifically for drag racing applications in Chevrolet Big Block engines (396-454 cubic inches). This aggressive cam profile delivers maximum horsepower and torque for serious competition use.

Camshaft Specifications:

  • Advertised Duration: 270°/280° (Intake/Exhaust)
  • Duration @ .050": 230°/240° (Intake/Exhaust)
  • Valve Lift: .587"/.612" (Intake/Exhaust with 1.7:1 rocker ratio)
  • Lobe Separation Angle: 110°
  • Valve Timing: Intake opens 26° BTDC, closes 64° ABDC; Exhaust opens 74° BBDC, closes 26° ATDC
  • Recommended RPM Range: 2,800-7,000 RPM
  • Solid roller design for maximum durability and performance

Key Features:

  • Optimized for drag racing and maximum acceleration
  • Requires matching solid roller lifters, performance valve springs, and retainers
  • Works best with aftermarket cylinder heads and headers
  • Designed for race fuel and high-compression applications (10.5:1 or higher)
  • Requires manual transmission or high-stall converter (3,500+ RPM recommended)

This camshaft is engineered for dedicated race engines and is not suitable for street use. Professional installation and proper valvetrain setup are essential for optimal performance and reliability.

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

Advertised Exhaust Duration

315

Advertised Intake Duration

306

Usage

Strip

Exhaust Valve Lift

0.71

Intake Valve Lift

0.714

Intake Duration at .050 Inch Lift

270

Exhaust Duration at .050 inch Lift

280

Grind Number

306BR-10

Basic Operating RPM Range

4,800-7200

Camshaft Series

Drag Race

Assembly Lubricant Included

No

Lifters Included

No

LOBE SEPARATION

110

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.

Camshaft Gear Attachment

3-Bolt

Cam Type

Solid Roller

AMAZON ASIN

B000V9ET2U

Camshaft Material

Billet Steel

Lifter Type

Solid Roller

Engine Family

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

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Great customer service. Fast order processing. Hassle free transaction.

Very fast shipping, received it Monday when I ordered it on Thursday. Thanks!

Great price and fast shipping! If your looking for quality brands at the best price available!!<br>

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