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COMP Cams 11-242-20 Xtreme Energy Hydraulic Flat Tappet Camshaft - 224/230

(Chevrolet Camaro 1967-72, Corvette 1965-74, Impala 1965-76, Malibu 1966-67, 1973-75, C1500 1990-93, Chevelle 1965-73, Blazer 1973-74 + 105 more models)

Part of: COMP Cams Xtreme Energy Hydraulic Flat Tappet Camshaft Ford

Other options in this family: COMP Cams 31-238-3 COMP Cams 35-238-3 COMP Cams 35-242-3 COMP Cams 51-222-4 COMP Cams 31-242-3

Manufacturer

Picture for manufacturer COMP Cams

Part Number

11-242-20
11 reviews
Sale Price

$422.95

3 left at this price

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Product Details

The COMP Cams Xtreme Energy 11-242-20 hydraulic flat tappet camshaft is engineered for Chevrolet big block engines (396-454 cubic inches) seeking improved performance across the RPM range. This camshaft features a 224/230 duration split designed to deliver strong mid-range torque and increased horsepower while maintaining excellent street manners and drivability.

Camshaft Specifications:

  • Advertised Duration: 270°/276° intake/exhaust
  • Duration @ .050": 224°/230° intake/exhaust
  • Valve Lift (with 1.7 ratio rockers): .480"/.480" intake/exhaust
  • Lobe Separation Angle: 110°
  • Hydraulic flat tappet design for reliable operation
  • Ideal RPM range: 1,500-5,800 RPM

Key Features:

  • Xtreme Energy lobe profiles for maximum performance and durability
  • Optimized for street/strip applications with manual or automatic transmissions
  • Works with stock torque converters (2,000-2,400 stall recommended for best results)
  • Compatible with stock cylinder heads and valve springs (verify spring pressures)
  • Produces a noticeable performance idle with excellent vacuum characteristics

This camshaft is specifically designed for big block Chevy engines including 396, 402, 427, and 454 cubic inch applications. The Xtreme Energy series utilizes advanced lobe design technology to provide faster valve actuation and increased area under the lift curve, resulting in more power throughout the operating range. Requires assembly lube during installation and proper break-in procedure.

Products specifications

Fits

Chevrolet Camaro 1967-72, Corvette 1965-74, 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 1967-75, Monte Carlo 1970-75 + 100 more models

Advertised Exhaust Duration

280

Basic Operating RPM Range

1,600-5,800

Cam Type

Hydraulic Flat Tappet

Intake Valve Lift

0.515

Exhaust Valve Lift

0.52

Camshaft Material

Nitrided Cast Iron

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.

Advertised Intake Duration

268

Camshaft Gear Attachment

3-Bolt

Exhaust Duration at .050 inch Lift

230

Grind Number

XE268H

Usage

Street/Strip

AMAZON ASIN

B002EE6JW8

Intake Duration at .050 Inch Lift

224

Engine Family

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

Camshaft Series

Xtreme Energy

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Great prices and fast delivery.

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