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COMP Cams 54-408-11 XFI RPM Hydraulic Roller Camshaft GM LS Gen III/IV - 206/212

(Chevrolet Silverado 1500 1999-2013, Suburban 1500 2000-14, Camaro 1998-2002, 2010-16, Corvette 1997-2013, Silverado 2500 HD 2010-19 + 58 more models)

Manufacturer

Picture for manufacturer COMP Cams

Part Number

54-408-11
15 reviews
Sale Price

$404.95

In Stock (10+)

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Usually delivered within 2 days

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Product Details

The COMP Cams XFI RPM 54-408-11 hydraulic roller camshaft is engineered specifically for GM LS Gen III and Gen IV engines, delivering exceptional performance gains for street/strip applications. This camshaft features a 206/212 duration split at .050" lift, providing an aggressive idle quality with excellent power delivery from mid-range through top-end RPM.

Key Specifications:

  • Duration at .050": 206°/212° (Intake/Exhaust)
  • Advertised Duration: 274°/280° (Intake/Exhaust)
  • Valve Lift: .525"/.525" (Intake/Exhaust) with 1.7:1 rocker ratio
  • Lobe Separation Angle: 113°
  • Hydraulic roller design for reduced friction and maintenance
  • Optimized for use with stock or aftermarket cylinder heads

Performance Features:

  • Designed for engines producing 1,500-6,000 RPM power range
  • Ideal for applications requiring 91+ octane fuel
  • Excellent torque delivery with strong top-end horsepower
  • Compatible with stock fuel injection and computer systems with minor tuning
  • Requires upgraded valve springs (not included)

This camshaft is part of COMP Cams' XFI RPM series, specifically designed to maximize performance while maintaining streetability in LS-powered vehicles. Professional installation and ECU tuning are recommended for optimal results.

Products specifications

Fits

Chevrolet Silverado 1500 1999-2013, Suburban 1500 2000-14, Camaro 1998-2002, 2010-16, Corvette 1997-2013, Silverado 2500 HD 2010-19, Tahoe 2000-14, Impala 2006-09, Colorado 2009-12, Trailblazer 2006-08, Caprice 2011-17 + 53 more models

Basic Operating RPM Range

800-5,800

Grind Number

XR259HR

Engine Family

GM LS GEN III/IV 3-Bolt 8 Cylinder (1997-2015)

Intake Valve Lift

0.515

Exhaust Valve Lift

0.522

Intake Duration at .050 Inch Lift

206

Cam and Lifter Kit Upgrade

CL54-408-11

MSE Process Video Link

https://www.youtube.com/watch?v=hTyIQxrPCCI

K-Kit Upgrade

K54-408-11

Camshaft Series

XFI RPM

AMAZON ASIN

B001G8VVFI

Usage

Street/Performance

Assembly Lubricant Included

No

Lifters Included

No

LOBE SEPARATION

112

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

Advertised Exhaust Duration

265

Cam Type

Hydraulic Roller

Camshaft Material

Billet Steel

Exhaust Duration at .050 inch Lift

212

Advertised Intake Duration

259

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