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COMP Cams 11-214-4 Magnum 253/253 Hydraulic Flat Tappet Camshaft Big Block Chevy 396-454

(Chevrolet Camaro 1967-72, Corvette 1966-74, Impala 1965-76, Malibu 1966-67, 1973-75, C1500 1990-93, Chevelle 1965-73, Blazer 1973-74 + 106 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

11-214-4
5 reviews
Sale Price

$309.95

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The COMP Cams Magnum 11-214-4 is a hydraulic flat tappet camshaft designed specifically for Chevrolet Big Block engines (396-454 cubic inches). This camshaft features a 253/253 duration profile that delivers a strong mid-range power band with excellent throttle response, making it ideal for street performance applications and mild street/strip builds.

Key Specifications:

  • Duration at .050": 212°/212° intake/exhaust
  • Advertised duration: 253°/253° intake/exhaust
  • Valve lift (with 1.7 rocker ratio): .454"/.454" intake/exhaust
  • Lobe separation angle: 110°
  • Hydraulic flat tappet design for quiet operation and low maintenance
  • Recommended RPM range: 1,500-5,500

Performance Characteristics:

  • Produces a smooth idle with slight lope character
  • Excellent street manners with good vacuum for power brakes
  • Strong torque production from off-idle through mid-range
  • Compatible with stock or aftermarket cylinder heads and intake manifolds
  • Requires hydraulic flat tappet lifters (not included)

This camshaft is an excellent upgrade for Big Block Chevy engines seeking improved performance over stock while maintaining excellent drivability. The Magnum series is known for providing reliable, proven performance profiles that deliver real-world results on the street.

Products specifications

Fits

Chevrolet Camaro 1967-72, Corvette 1966-74, Impala 1965-76, Malibu 1966-67, 1973-75, C1500 1990-93, Chevelle 1965-73, Blazer 1973-74, C10 Pickup 1968-80, Caprice 1966-76, C10 1975-81, El Camino 1966-75, Monte Carlo 1970-75 + 101 more models

Advertised Exhaust Duration

305

Advertised Intake Duration

305

Grind Number

305H

Cam Type

Hydraulic Flat Tappet

Exhaust Valve Lift

0.575

Intake Valve Lift

0.575

Exhaust Duration at .050 inch Lift

253

Basic Operating RPM Range

3,000-6800

Camshaft Material

Cast Iron

Cam and Lifter Kit Upgrade

CL11-214-4

K-Kit Upgrade

K11-214-4

Camshaft Series

Magnum

SK-Kit Upgrade

SK11-214-4

Assembly Lubricant Included

Yes

Lifters Included

No

LOBE SEPARATION

110

Valve Springs Required

Yes

Lifter Type

Hydraulic Flat Tappet

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

Usage

Street/Strip

Intake Duration at .050 Inch Lift

253

Engine Family

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

AMAZON ASIN

B000CESFH4

What a great company. 1st time buyer and very happy with Price, service, and shipping. Answered emails personally vs. a computer response. A++++ Will buy from in the future.

Awsome service and prices,Thanks alot

Very nice.

lowest price I could find ANYWHERE. Website needs some work (login screen appears to be asking you to login again after you enter account info).

Very good company! Shipped out product very fast!!! I can say i will use them again

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