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COMP Cams CL12-423-8 Xtreme Energy 224/230 Hydraulic Roller Cam and Lifter Kit for Chevy Small Block

(GMC G2500 1979-95, Yukon 1992-95, K1500 1979-86, 1988-95, C1500 1979-86, 1988-95, K2500 1979-86, 1988-95, Jimmy 1970-91 + 238 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

CL12-423-8
14 reviews
Sale Price

$1,210.95

Estimated ship date Tuesday, November 24

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Product Details

The COMP Cams Xtreme Energy CL12-423-8 is a complete hydraulic roller camshaft and lifter kit designed specifically for Chevrolet Small Block engines. This kit delivers excellent mid-range and top-end power with a strong street performance profile, featuring 224/230 degrees of advertised duration for aggressive acceleration and enhanced throttle response.

Key Features:

  • Hydraulic roller design for reduced friction and improved durability
  • 224/230 degrees advertised duration for strong mid-range to high-RPM power
  • Complete kit includes camshaft, hydraulic roller lifters, assembly lube, decals, and installation instructions
  • Xtreme Energy profile optimized for street/strip performance applications
  • Direct fit for Chevrolet Small Block V8 engines
  • Provides noticeable lope at idle with excellent drivability

This kit is ideal for enthusiasts seeking improved performance over stock while maintaining reliability. The hydraulic roller design eliminates the need for periodic valve adjustments while providing excellent valve control at higher RPM ranges. Perfect for street performance, mild street/strip, and muscle car restoration projects.

Products specifications

Fits

GMC G2500 1979-95, Yukon 1992-95, K1500 1979-86, 1988-95, C1500 1979-86, 1988-95, K2500 1979-86, 1988-95, Jimmy 1970-91, C3500 1979-86, 1988-95, K2500 Suburban 1979-86, 1992-95, K3500 1979-86, 1988-95, C15/C1500 Pickup 1967-74 + 234 more models

Basic Operating RPM Range

1,900-5,600

Exhaust Valve Lift

0.51

Kit Type

Cl-Kit - Cam and Lifter Kit

Intake Valve Lift

0.502

Camshaft Material

Austempered Ductile Iron

AMAZON ASIN

B000P5DNBS

Usage

Street/Performance

Assembly Lubricant Included

No

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

Camshaft Gear Attachment

3-Bolt

Locks Included

No

Lifter Type

Hydraulic Roller

Exhaust Duration at .050 inch Lift

230

Cam Type

Hydraulic Roller

Lifters Included

Yes

Retainers Included

No

Timing Chain and Gears Included

No

Advertised Exhaust Duration

282

Intake Duration at .050 Inch Lift

224

Advertised Intake Duration

276

Engine Family

Chevrolet 262-400 c.i. 8 Cylinder (1958-1998)

Valve Stem Seals Included

No

Camshaft Series

Xtreme Energy

Easy to order

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Looking for my part was quick and easy. I received my part the estimated date. Satisfied with the product I purchase.

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Easy site to navigate and the prices are the lowest around!

I was very pleased with the ease of ordering and delivery time or my order. I have recommended Autoplicity.com to my friends.

Best prices, Super fast shipping!

Great site. I received my product quickly and it was the product I ordered.

Great prices and easy to use

Exactly what I ordered for the best price and fast, too!

After weeks of shopping around, I was able to find the best price from Autoplicity. The ordering process was very simple since I had the option to pay through my Amazon account. Great experience.

These guys have the best prices available online. There customer service is on point as well.

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