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COMP Cams 46-413-9 Xtreme Energy Hydraulic Roller Camshaft GM - 8100 8.1L

(2001-2007 Chevrolet Silverado 2500 HD; 2001-2002 Chevrolet Express 3500; 2001-2007 Chevrolet Silverado 3500; 2001-2006 Chevrolet Suburban 2500 + 1 more model)

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

46-413-9
6 reviews
Sale Price

$558.95

Estimated ship date Monday, November 23

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Product Details

The COMP Cams Xtreme Energy 46-413-9 is a hydraulic roller camshaft specifically engineered for GM 8100/8.1L Vortec engines. This performance camshaft features a 212/218 duration split designed to deliver improved throttle response, increased horsepower, and enhanced torque across the powerband while maintaining excellent drivability and reliability with hydraulic roller lifters.

Camshaft Specifications:

  • Advertised Duration: 268°/274° (Intake/Exhaust)
  • Duration @ .050": 212°/218° (Intake/Exhaust)
  • Valve Lift: .472"/.476" (Intake/Exhaust) with 1.7 rocker ratio
  • Lobe Separation Angle: 112°
  • Hydraulic roller design for reduced friction and improved durability
  • Compatible with stock hydraulic roller lifters and valvetrain components

Performance Benefits:

  • Broad torque curve ideal for truck, RV, and towing applications
  • Improved mid-range power delivery without sacrificing low-end grunt
  • Excellent street manners with smooth idle quality
  • Emissions-friendly design suitable for street-driven vehicles
  • Works with stock fuel injection, computer, and converters

The Xtreme Energy series from COMP Cams is designed to provide maximum performance gains while maintaining compatibility with stock components. This camshaft is an excellent choice for GM 8.1L-powered trucks, SUVs, and motorhomes looking for improved performance without extensive modifications. Professional installation and proper valve spring verification recommended.

Products specifications

Fits

2001-2007 Chevrolet Silverado 2500 HD; 2001-2002 Chevrolet Express 3500; 2001-2007 Chevrolet Silverado 3500; 2001-2006 Chevrolet Suburban 2500; 2002-2006 Chevrolet Avalanche 2500

Grind Number

XR264HR

Exhaust Valve Lift

0.51

Intake Valve Lift

0.51

Engine Family

GM 8100/8.1L 8 Cylinder (2001+)

AMAZON ASIN

B001R9FJ1S

Usage

Street/Performance

Assembly Lubricant Included

No

Lifters Included

No

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.

Advertised Intake Duration

264

LOBE SEPARATION

114

Lifter Type

Hydraulic Roller

Advertised Exhaust Duration

270

Cam Type

Hydraulic Roller

Camshaft Material

Billet Steel

Basic Operating RPM Range

1,000-5,000

Intake Duration at .050 Inch Lift

212

Exhaust Duration at .050 inch Lift

218

Camshaft Series

Xtreme Energy

fast and easy shopping experience!

Very competitive price and reasonable shipping charge.

Wish there was a little more in-depth description about product, rather than just a generic summary. Specifically about the filter on the cold-air intake being oiled or not.

Why shop on Ebay, when there is Autoplicity. Cheaper prices than Ebay, Faster shipping and good return policies.

Good so far

By far the lowest price i've seen on the web for what i have been trying to get, the Injen SRI for my juke. Great price fast shipping! Ill buy all my car stuff here from now on.

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