Free Shipping on Auto Parts Orders Over $75.                           Order by 11 PM EST for Same Day Shipping!

COMP Cams 21-228-4 - Comp Cams Xtreme Hi-Lift Hydraulic Flat Camshafts



COMP Cams 21-228-4 - Comp Cams Xtreme Hi-Lift Hydraulic Flat Camshafts
COMP Cams 21-228-4 - Comp Cams Xtreme Hi-Lift Hydraulic Flat Camshafts

JEGS Part Number: 249-21-228-4

Xtreme Hi-Lift Hydraulic Flat Tappet Camshaft
Chrysler 383-440ci 1959-1980
  • Lift: .545"/.545"
  • Duration: 285°/297°
  • Lobe Separation Angle: 110°
  • RPM Range: 2500-6200
    • Fits Applications:
    • 1959-1978
      CHRYSLER
      1959-1979
      DODGE
      1968-1976
      JENSEN
    • Click to see All

    COMP Cams 21-228-4 Details

    Chrysler 383-440ci 1959-1980
    Single Bolt

    Hot street cam 10:1 compression lower gears headers and 3000 stall strong midrange with a rough idle.

    Comp Cams Xtreme Hi-Lift Hydraulic Flat Camshafts

    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.

    COMP Cams 21-228-4

    Exhaust Valve Lift (in.)
    0.545
    Intake Valve Lift (in.)
    0.545
    Int. Duration @ .050 in. (Deg)
    241
    Exh. Duration @ .050 in. (Deg)
    247
    RPM Range
    2500-6200
    Int. Duration Advertised (Deg)
    285
    Exh. Duration Advertised (Deg)
    297
    Engine Make/Size
    Chevy Big Block (396-454)
    Lifter Type
    Hydraulic Flat Tappet
    Usage
    Street/Performance
    Advertised Duration
    285 int./297 exh.
    Advertised Exhaust Duration
    297
    Advertised Intake Duration
    285
    Basic Operating RPM Range
    2,500-6,200
    Cam Style
    Hydraulic flat tappet
    Camshaft Gear Attachment
    1-bolt
    Computer-Controlled Compatible
    No
    Duration at 050 inch Lift
    241 int./247 exh.
    Exhaust Duration at 050 inch Lift
    247
    Exhaust Valve Lift with Factory Rocker Arm Ratio (
    0.545
    Grind Number
    CRB XE285HL-10
    Intake Duration at 050 inch Lift
    241
    Intake Valve Lift with Factory Rocker Arm Ratio (i
    0.545
    Quantity
    Sold individually
    Valve Lift with Factory Rocker Arm Ratio
    0.545 int./0.545 exh.
    Valve Springs Required
    Yes
    Lobe Separation (Deg)
    110
    Manufacturer's Part Number:
    21-228-4
    Grime Boss A541S30X - Grime Boss Hand Wipes
    Only $4.99

    Grime Boss A544R10X - Grime Boss Hand Wipes
    Only $2.69