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$469.99
COMP Cams K21-225-4 Xtreme Energy Hydraulic Camshaft Kit,Mopar 383/440
COMP Cams K21-225-4 Xtreme Energy Hydraulic Camshaft Kit,Mopar 383/440

COMP Cams K21-225-4 Xtreme Energy Hydraulic Camshaft Kit,Mopar 383/440

Chrysler Big Block V8, Hydraulic Flat Tappet Camshaft Type, 284 Intake Duration, Locks Included

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COMP Cams K21-225-4 Xtreme Energy Hydraulic Camshaft Kit,Mopar 383/440
COMP Cams K21-225-4 Xtreme Energy Hydraulic Camshaft Kit,Mopar 383/440
COMP Cams K21-225-4 Xtreme Energy Hydraulic Camshaft Kit,Mopar 383/440
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COMP Cams K21-225-4 Xtreme Energy Hydraulic Camshaft Kit,Mopar 383/440
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We estimate this item will ship on or before August 20th.
Part # 282K212254
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Details

Camshaft Type:
Hydraulic Flat Tappet
Intake Duration:
284
Exhaust Duration:
296
RPM Range:
2300 to 6500
Lobe Separation:
110 °
Intake Duration (.050" Lift):
240
Exhaust Duration (.050" Lift):
246
GTIN Code:
036584046752
MFG. Part #:
K21-225-4
Grind Number:
CRB XE284H-10
Intake Valve Lift w/ Rocker Arm Ratio:
0.507"
Exhaust Valve Lift w/ Rocker Arm Ratio:
0.51"
External Ignition Box Required:
No
Valve Springs Required:
No
Valve Spring Included:
Yes
Lifter Type:
Hydraulic Flat Tappet
Lifters Included:
Yes
Retainers Included:
Yes
Locks Included:
Yes
Valve Stem Seals Included:
Yes
Timing Chain and Gears Included:
Yes
Assembly Lubricant Included:
Yes
Rocker Arms Included:
No
Gaskets Included:
No
Sold in Quantity:
Kit

Info

K21-225-4 - Camshaft Kit, CRB XE284H-10.

Chrysler 383-440 C.I. 8 CYL. 1959-1980. Hydraulic, Street/Strip, Needs 2800+ Stall, 9:1 Comp, Rough Idle. Xtreme Energy Hydraulic Flat Tappet Camshafts. All COMP Cams Camshafts are manufactured to the strictest tolerances. Rigorously tested and checked for quality.

  • Quicker opening lobe profiles deliver increased responsiveness & more area under the lift curve
  • More vacuum allows an increase in duration for improved performance & assists power brakes
  • Excellent performance in street carbureted applications
  • Best performance with aftermarket intake manifolds, headers, lower gear ratios, etc.

Application

1959-78 Chrysler 383-440
1960-78 Plymouth 383-440
1959-79 Dodge 383-440

Notes

Related Components:

  • Small Sk-Kit¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬†¬†SK21-225-4¬†[7]
  • Cam & Lifter Kit CL-Kit¬† ¬† ¬†¬†CL21-225-4¬†¬†[7]
  • Lifter Kit¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬†¬†822-16¬†[61] /¬†867-16¬†[37]
  • Timing Set¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬†¬†3204¬†/¬†2104
  • Rocker Arms¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬†¬†1621-16¬†[23] / 1071-KIT [23]
  • Valve Springs¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬†¬†911-16¬†/¬†925-16¬†[2]
  • Steel Retainers¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬†¬†748-16¬†/¬†741-16
  • Valve Locks¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬†¬†627-16¬†[26]
  • Valve Seats¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬† ¬†¬†504-16¬†/¬†505-16¬†[2]
  • Camshaft Break-In Lube¬† ¬†¬†159
  • [7] Stock springs cannot be used
  • [23] Includes special shafts & spacers
  • [26] 1/2 set 2-groove; 1/2 set 4-groove
  • [37] Adjustable valve train required
  • [61] Pre-1968 use 824-16 Lifters

Important Messages:

  • This item ships directly from the manufacturer. It may take an additional 10 business days for COMP Cams to ship this item.
  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
  • This item ships via Ground Shipping only. Expedited and Air shipping options are not available.
Some parts are not legal for use in California or other states with similar laws/regulations

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Videos & Articles
  • What happens when you advance or retard a camshaft? In this tech article, we explain the pros and cons of installing your cam straight up, advancing or retarding.
  • Learn the basics to engine performance like; how does a cam work? What is Valve lift, duration, lobe separation angle, and cam profiles? Afterwords selecting the right camshaft will be less of a guessing game!
  • Learn how to re-build a junkyard Small Block Chevy. A step-by-step guide on how to select a SBC, machine the valve guide bosses down, and what parts to use to upgrade to your personal liking.
  • A guide on how to check piston to valve clearance to prevent interference. See what tools are used to make this process easier.
  • Rebuilding an engine? Stay organized by using a valvetrain rocker arm organizer tray while disassembling the valvetrain components. Learn some tips on why you shouldn't mix up lifters if you intend on using them again.
  • Follow along as Jeff installs Mr. Gasket aluminum finned valve covers and gaskets to his iron-head engine. Learn how to prep the covers for a fresh coat of engine paint!
  • To get the longest life and most performance out of your engine, it's important to have the valve lash set correctly. Here we show you how to set valve lash on a small block Chevy using a hydraulic lift camshaft.

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