Xtreme Hi-Lift Hydraulic Flat Tappet Camshaft Chrysler 383-440ci 1959-1980 Lift: .564"/.564"
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COMP CAMSPART NUMBER: 249-21-229-4

Xtreme Hi-Lift Hydraulic Flat Tappet Camshaft Chrysler 383-440ci 1959-1980 Lift: .564"/.564"

$30995
ShippingShips on Sep 15, 2026
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Chrysler 383-440ci 1959-1980
Single Bolt
    Xtreme Hi-Lift Hydraulic Flat Tappet Camshaft
    Chrysler 383-440ci 1959-1980
  • Lift: .564"/.564"
  • Duration: 295°/307°
  • Lobe Separation Angle: 110°
  • RPM Range: 3000-6500

    Serious street and bracket race cam10:1 compression lower gears, headers and 3500 stall.

    273, 360, 318, AMC, Dodge, Mopar, Plymouth, Dart, Road Runner, Charger, Challenger, 383, 400, 440, 426, HEMI, 426 Wedge, 426 HEMI, RB, B, HEMI, 392, Chrysler, LA


    Serious street and bracket race cam. 10:1 compression, lower gears, headers and 3500+ stall.

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

    These Comp Cams Xtreme Energy Hi-Lift Camshafts are designed to take advantage of the latest improvements in valvetrain components and the newest developments in camshaft design. The aggressive lobe design of these cams produces better throttle response, and the high-lift design gives extra lift for top-end horsepower.

    Camshaft & Lifter Kits are indicated by a CL in their part number and include Camshaft, Lifters, Assembly Lube, Decals, and Instructions.

    Complete Kits are indicated by a K in their part number and include Camshaft, Lifters, Timing Chain & Gears, Valve Springs, Retainers, Locks, Assembly Lube, Decals, and Instructions.

    Small Kits are indicated by a SK in their part number and include Camshaft, Lifters, Timing Chain Set, Assembly Lube, Decals, and Instructions.

Part TypeCamshaft
Product LineComp Cams Xtreme Hi-Lift Hydraulic Flat Camshafts
BrandCOMP CAMS
Package Height2.9
Package Width3.0
Package Length24.2
Weight9.65 PG
Part CategoryPerformance Parts
Exh. Duration @ .050 In. (Deg)257
Cam StyleHydraulic flat tappet
Grind NumberXE295HL
Exh. Duration Advertised (Deg)307
Engine Make/SizeChevy Big Block (396-454)
Intake Valve Lift With Factory Rocker Arm Ratio (I0.564
Int. Duration @ .050 In. (Deg)251
Basic Operating Rpm Range3,000-6,500
Intake Valve Lift0.564 in (14.326 mm)
Computer-Controlled CompatibleNo
Int. Duration Advertised (Deg)295
Lobe Separation (Deg)110
Rpm Range3000-6500
Advertised Duration295 int./307 exh.
Exhaust Valve Lift With Factory Rocker Arm Ratio (0.564
UsageStreet/Performance
Valve Lift With Factory Rocker Arm Ratio0.564 int./0.564 exh.
Camshaft Gear Attachment1-bolt
QuantitySold individually
Exhaust Valve Lift0.564 in (14.326 mm)
Advertised Intake Duration295
Intake Duration At 050 Inch Lift251
Exhaust Duration At 050 Inch Lift257
Advertised Exhaust Duration307
Lifter TypeHydraulic Flat Tappet
Duration At 050 Inch Lift251 int./257 exh.
Valve Springs RequiredYes
Vendor Part Number21-229-4
Package Qty1
Package TypeEA
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