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COMP Cams CL21-233-4 Xtreme Energy Solid Flat Tappet Cam and Lifter Kit - 252/260

(Chrysler 300 1959-71, Town & Country 1959-77, Newport 1959-78, New Yorker 1959-78, Imperial 1959-75, Cordoba 1975-78, Saratoga 1959-60 + 100 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

CL21-233-4
7 reviews
Sale Price

$456.95

Estimated ship date Saturday, November 21

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Product Details

The COMP Cams Xtreme Energy CL21-233-4 is a complete camshaft and lifter kit engineered for Chrysler big block 383-440 cubic inch engines. This solid flat tappet cam delivers aggressive performance with 252/260 degrees of advertised duration, providing increased lift and valve timing for enhanced horsepower and torque across the RPM range.

Key Features:

  • Designed specifically for Chrysler 383-440 big block V8 engines
  • Solid flat tappet design for maximum durability and performance
  • 252/260 degree advertised duration profile for strong mid-range to high-RPM power
  • Complete kit includes camshaft, lifters, assembly lube, decals, and installation instructions
  • Xtreme Energy grind optimized for street/strip and high-performance applications
  • Precision-ground camshaft lobes for consistent valve timing and reduced friction

This cam kit is ideal for enthusiasts building performance-oriented Chrysler big block engines who want noticeable power gains without sacrificing reliability. The included assembly lube ensures proper break-in, while detailed instructions guide you through the installation process. Perfect for muscle car restorations, hot rods, and performance street builds requiring a proven, aggressive camshaft profile.

Products specifications

Fits

Chrysler 300 1959-71, Town & Country 1959-77, Newport 1959-78, New Yorker 1959-78, Imperial 1959-75, Cordoba 1975-78, Saratoga 1959-60, Ford 300 1959-71, Windsor 1959-61; Dodge Charger 1966-78, Challenger 1970-74, Dart 1960-69 + 95 more models

Advertised Intake Duration

290

Lifter Type

Solid Flat Tappet

Engine Family

Chrysler 383-440 c.i. 8 Cylinder (1959-1980)

Intake Valve Lift

0.54

Kit Type

Cl-Kit - Cam and Lifter Kit

Exhaust Valve Lift

0.558

Intake Duration at .050 Inch Lift

252

Exhaust Duration at .050 inch Lift

260

Basic Operating RPM Range

3200-7,000

Camshaft Material

Cast Iron

K-Kit Upgrade

K21-233-4

Cam Type

Solid Flat Tappet

AMAZON ASIN

B001R9FKGW

Usage

Street/Performance

Assembly Lubricant Included

Yes

Camshaft Gear Attachment

1-Bolt

LOBE SEPARATION

110

Valve Springs Required

Yes

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.

Gaskets Included

No

Locks Included

No

Lifters Included

Yes

Retainers Included

No

Timing Chain and Gears Included

No

Advertised Exhaust Duration

298

Valve Stem Seals Included

No

Camshaft Series

Xtreme Energy

Great customer service. Fast order processing. Hassle free transaction.

Very fast shipping, received it Monday when I ordered it on Thursday. Thanks!

I found my part easily (vent visors), checkout was simple, and I was notified the very next day that my item has been sent. The price (including shipping) was way lower than anywhere else online or in town.

Great deal on my ARP bolts! Got rod bolts, engine bolt kit, and a harmonic bolt. Love this place! 9697

Autoplicity is awsome!! lowest prices.. fast shipping great customer service.. this is hard to find in todays world!!

Great service and communication. Once it was shipped, I was able to track my item. Best price I could find on the internet!! Would definitely do business with anytime.

Great price on the Defi gauges that I wanted. I placed my order at 2 PM and asked if it could be shipped that day. Said that they would do their best. Shipped that same day. UPS 2 day day is only taking one day to Noerthern Virginia.<br><br>Great Prices and really fast shipping. Keep up the good work.

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