Drag Race Mechanical Flat Tappet Camshaft Big Block Chevy 396-454 1965-96 Lift: .578"/.578"

Vehicle Info Needed

COMP CAMSPART NUMBER: 249-11-606-5

Drag Race Mechanical Flat Tappet Camshaft Big Block Chevy 396-454 1965-96 Lift: .578"/.578"

Name: Drag Race Mechanical Flat Tappet Camshaft Big Block Chevy 396-454 1965-96 Lift: .578"/.578"
Brand: COMP CAMS
SKU: 249-11-606-5
Price: 325.95 USD
Availability: InStock

^$325⁹⁵

Ships on 09/15/2026

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Chevy Big Block 396-454 1965-96

Lift: .578"/.578"
Duration: 283°/291°
Lobe Separation Angle: 108°
RPM Range: 3500-6500
Drag Race Xtreme RX Camshaft
1 Year Limited Warranty

Part TypeCamshaft

BrandCOMP CAMS

Package Height2.75

Package Width2.87

Package Length24.5

Weight13.0 PG

Part CategoryPerformance Parts

Exh. Duration @ .050 In. (Deg)264

Cam StyleMechanical flat tappet

Grind NumberCB MA283A-8

Exh. Duration Advertised (Deg)291-1

Engine Make/SizeChevy Big Block (396-454)

Intake Valve Lift With Factory Rocker Arm Ratio (I0.578

Int. Duration @ .050 In. (Deg)256

Basic Operating Rpm Range3,500-6,500

Intake Valve Lift0.578 in (14.681 mm)

Computer-Controlled CompatibleNo

Int. Duration Advertised (Deg)283-1

Lobe Separation (Deg)108

Rpm Range3500-6500

Advertised Duration283 int./291 exh.

Exhaust Valve Lift With Factory Rocker Arm Ratio (0.578

UsageStrip

Valve Lift With Factory Rocker Arm Ratio0.578 int./0.578 exh.

QuantitySold individually

Exhaust Valve Lift0.578 in (14.681 mm)

Advertised Intake Duration283

Intake Duration At 050 Inch Lift256

Exhaust Duration At 050 Inch Lift264

Advertised Exhaust Duration291

Lifter TypeMechanical Flat Tappet

Duration At 050 Inch Lift256 int./264 exh.

Valve Springs RequiredYes

Vendor Part Number11-606-5

Package Qty1

Package TypeEA

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