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COMP Cams 08-423-8 Xtreme Energy Hydraulic Roller Camshaft Small Block Chevy - 224/230

(GMC G2500 1987-95, Yukon 1992-95, K1500 1988-95, C1500 1988-95, K2500 1988-95, Jimmy 1987-91, C3500 1988-95, K2500 Suburban 1992-95 + 89 more models)

Part of: COMP Cams Xtreme Energy Hydraulic Roller Camshaft Ford Small Block

Other options in this family: COMP Cams 31-491-9 COMP Cams 31-492-9 COMP Cams 08-408-8 COMP Cams 12-412-8 COMP Cams 12-407-8

Manufacturer

Picture for manufacturer COMP Cams

Part Number

08-423-8
19 reviews
Sale Price

$577.95

In Stock (10+)

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Usually delivered within 2 days

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Fitment guaranteed

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Product Details

The COMP Cams Xtreme Energy 08-423-8 hydraulic roller camshaft is designed specifically for small block Chevy engines equipped with OE roller lifters. This performance camshaft delivers a excellent balance of mid-range torque and horsepower, making it ideal for street/strip applications and high-performance street machines.

Camshaft Specifications:

  • Advertised Duration: 270°/276° (Intake/Exhaust)
  • Duration @ .050": 224°/230° (Intake/Exhaust)
  • Valve Lift: .477"/.480" (Intake/Exhaust) with 1.5 rocker ratio
  • Lobe Separation Angle: 110°
  • Recommended RPM Range: 1,500-5,800
  • Recommended Valve Springs: COMP Cams #26918 or equivalent

Key Features:

  • Designed for use with factory hydraulic roller lifters
  • Aggressive sound and performance without sacrificing drivability
  • Computer-designed lobe profiles for maximum performance
  • Ideal power range for street rods, muscle cars, and light trucks
  • Works with stock torque converters and rear-end gears
  • Maintains good vacuum for power brakes

This camshaft is part of COMP Cams' Xtreme Energy series, known for delivering noticeable performance gains with excellent street manners. The hydraulic roller design reduces friction and wear while providing quick valve actuation for improved throttle response. Recommended for engines with aftermarket intake manifolds, headers, and modest compression increases. Professional installation and proper valve train setup are recommended for optimal performance.

Products specifications

Fits

GMC G2500 1987-95, Yukon 1992-95, K1500 1988-95, C1500 1988-95, K2500 1988-95, Jimmy 1987-91, C3500 1988-95, K2500 Suburban 1992-95, K3500 1988-95, C2500 1988-95, K1500 Suburban 1992-95, G25/G2500 Van 1987-95, C1500 Suburban 1992-95 + 84 more models

Basic Operating RPM Range

1,900-5,600

Grind Number

XR276HR

Engine Family

Chevrolet 305-350 c.i. 8 Cylinder O.E. Roller (1987-1998)

Exhaust Valve Lift

0.51

Intake Valve Lift

0.502

Camshaft Material

Austempered Ductile Iron

Cam and Lifter Kit Upgrade

CL08-423-8

K-Kit Upgrade

K08-423-8

SK-Kit Upgrade

SK08-423-8

Usage

Street/Performance

Assembly Lubricant Included

No

Lifters 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.

Camshaft Gear Attachment

3-Bolt

Lifter Type

Hydraulic Roller

Exhaust Duration at .050 inch Lift

230

Cam Type

Hydraulic Roller

AMAZON ASIN

B000VU0HSE

Advertised Exhaust Duration

282

Intake Duration at .050 Inch Lift

224

Advertised Intake Duration

276

Camshaft Series

Xtreme Energy

good prices

My order arrived on time and as described

Amazing delivery speed, it really surprised me. Thank you for your service and fair pricing. This is not my first order, nor will it be my last. The pricing beat everyone out there, CB

I received the wrong pieces

They are perfect

Great price need new one bad.

Easy

I would like to know the expected date I should receive this order

It was easy ordering. Only place that had the part i was looking for. Price was also good

Absolute best price on the web, very fast. Definitely ordering Autoplicity in the near future....

Great pricing and customer service. Item shipped on time and with no complicaitons. Best pricing on the internet that I could find. Great seller.

Great customer service, ships fast. Will buy from again

Bought Motive Brake Bleeding Kit (international) . Best Pricing all around.<br>Ordered on Tuesday , received via UPS Ground (cheap shipping) on Thursday Noon.<br>Excellent Packing.<br>Super Fast Shipping.<br>Very Statisfied with my on-line order.<br>Highly Recommended.

Excellent prices + great customer service = people I want to do business with... period.

Awesome price! Shipping could be faster, but it was fast enough. Will deff buy again.

Good customer service.Very friendly persons in service dept as well. Will shop here again.

This is the first time I've ordered from this site, but things look good from what I can tell so far. They had the parts I was looking for (including a fairly specialized racing part) for a price slightly lower than other places I had looked, and my order shipped the next business day. At the time I wrote this, they were also offering $5 back on my order for writing a review. ;-)

very good low price, had a slight issue but customer service was amazing,. i would recommend AutoPlicity to anyone because of that, good prices, good customer service,. (meaning trust worthy) why not :). A+++ Service will buy from again!

GREAT!!

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