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COMP Cams 08-433-8 Xtreme Energy Hydraulic Roller Camshaft SBC - 236/242

(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 GM

Other options in this family: COMP Cams 08-500-8 COMP Cams 20-811-9 COMP Cams 20-810-9 COMP Cams 07-503-8 COMP Cams 12-408-8

Manufacturer

Picture for manufacturer COMP Cams

Part Number

08-433-8
5 reviews
Sale Price

$577.95

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The COMP Cams Xtreme Energy 08-433-8 is a hydraulic roller camshaft designed specifically for small block Chevrolet engines equipped with OE roller blocks. This performance camshaft delivers an aggressive idle and strong mid-range to top-end power, making it ideal for street/strip applications where maximum performance is desired.

Camshaft Specifications:

  • Advertised Duration: 276°/282° (intake/exhaust)
  • Duration @ .050": 236°/242° (intake/exhaust)
  • Valve Lift (with 1.5 ratio rocker): .525"/.540" (intake/exhaust)
  • Lobe Separation Angle: 110°
  • Intake Valve Opens: 16° BTDC
  • Intake Valve Closes: 54° ABDC
  • Recommended RPM Range: 2000-6200 RPM
  • Recommended Springs: COMP Cams #26918 or equivalent (1.250" O.D.)

Performance Characteristics:

  • Choppy idle with excellent street manners
  • Strong acceleration and throttle response
  • Optimized for engines with aftermarket heads, intake, and headers
  • Compatible with OE roller lifters and blocks (1987-up SBC)
  • Requires 9.5:1 or higher compression ratio for optimal performance

This camshaft is manufactured from premium-quality materials and features COMP Cams' precision lobe profiles for maximum durability and consistent performance. The Xtreme Energy series is engineered to provide an aggressive sound and significant power gains while maintaining reasonable vacuum for power brakes. Installation requires compatible valve springs and may require computer recalibration on newer vehicles.

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

2,500-6,000

Grind Number

XR288HR

Engine Family

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

Intake Valve Lift

0.52

Camshaft Material

Austempered Ductile Iron

Cam and Lifter Kit Upgrade

CL08-433-8

K-Kit Upgrade

K08-433-8

SK-Kit Upgrade

SK08-433-8

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

Exhaust Valve Lift

0.54

Lifter Type

Hydraulic Roller

Exhaust Duration at .050 inch Lift

242

Intake Duration at .050 Inch Lift

236

Cam Type

Hydraulic Roller

AMAZON ASIN

B000R9Z5NQ

Advertised Exhaust Duration

294

Advertised Intake Duration

288

Camshaft Series

Xtreme Energy

Thanks for the service

Great product. Fast shipping. Great and easy to use website! The air filter I purchased <br>From them cost $20 less than it was priced for at other competitors! I am very happy with the price.

Best price I've seen online and the shipping is extremely fast. I would definitely use this site again for future automobile needs.

This was my first order with autoplicity. Great price, fast communication, easy payment options! Highly recommended.

Great seller with great prices.

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