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COMP Cams 11-461-8 Xtreme Marine Hydraulic Roller Camshaft Big Block Chevy - 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 + 105 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

11-461-8
4 reviews
Sale Price

$577.95

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The COMP Cams 11-461-8 Xtreme Marine camshaft is a hydraulic roller cam specifically engineered for Chevrolet Big Block engines (396-454 cubic inches) in marine applications. This performance camshaft features a 254/260 duration profile designed to deliver strong mid-range torque and reliable power in demanding marine environments.

Key Features:

  • Hydraulic roller design for reduced friction and improved durability
  • 254°/260° advertised duration for excellent torque characteristics
  • Marine-specific grind optimized for boat and watercraft applications
  • Compatible with Chevrolet Big Block 396, 402, 427, and 454 engines
  • Requires compatible hydraulic roller lifters and valvetrain components
  • Designed to work with stock or mildly modified cylinder heads

This camshaft is ideal for marine enthusiasts looking to upgrade their big block Chevy engine with improved throttle response and pulling power. The hydraulic roller design ensures quiet operation and long service life, critical factors for marine applications where reliability is paramount.

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 + 100 more models

Advertised Intake Duration

308

Basic Operating RPM Range

3,500-6,500

Grind Number

XM308HR

Exhaust Valve Lift

0.575

Intake Valve Lift

0.575

Intake Duration at .050 Inch Lift

254

Exhaust Duration at .050 inch Lift

260

Camshaft Material

Austempered Ductile Iron

Cam and Lifter Kit Upgrade

CL11-461-8

K-Kit Upgrade

K11-461-8

SK-Kit Upgrade

SK11-461-8

Camshaft Series

Xtreme Marine

Assembly Lubricant Included

No

Lifters Included

No

LOBE SEPARATION

112

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

Lifter Type

Hydraulic Roller

Cam Type

Hydraulic Roller

Usage

Marine

Advertised Exhaust Duration

314

Engine Family

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

AMAZON ASIN

B000P592HW

Best prices I've found. Shipping was fast never had any issues bought multiple things from them and do plan on going back.

Ordered A K&N Filter For My Bike. The Price Was The Cheapest On The Web. It Shipped Right Away. Very Happy

Great Prices and fast, fast shipping. I will definitely do business with them again.

Ordered some fluid coolers for a project, great price, easy website, FAST shipping!

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