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COMP Cams 54-426-11 XFI RPM Hyd. Roller Camshaft, LS

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#2825442611

COMP Cams 54-426-11 XFI RPM Hyd. Roller Camshaft, LS

Name: COMP Cams 54-426-11 XFI RPM Hyd. Roller Camshaft, LS
Brand: COMP Cams
SKU: 2825442611
Price: 323.96 USD
Availability: InStock

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Duration:

275/277

269/273265/271 (1,200-6,000 rpm)265/271 (1,400-6,700 rpm)

$323.96

/each

Factory Shipped

$404.95

Save $80.99

Quantity

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Product Summary

Hydraulic Roller Tappet Camshaft Type

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Key Specs

Camshaft Type	Hydraulic Roller Tappet
RPM Range	1800-6800
Intake Duration (.050" Lift)	222
Exhaust Duration (.050" Lift)	224
Lobe Separation	112 °

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COMP Cams 54-426-11 Details

COMP Cams XFI RPM Hi-Lift XR275HR-12 Camshaft for LS Gen III/IV, Three-Bolt.

XFI RPM High Lift. Great street/strip Camshaft for mid-range and high RPM power. Must have programmer. All COMP Cams Camshafts are manufactured to the strictest tolerances. Rigorously tested and checked for quality.

Newest & quickest lobe profiles in the Xtreme family; provide a terrific increase in performance
Tuned for use in EFI applications where extra air flow signal through the carburetor is not required (feature wider lobe separation without loss of responsiveness)
Work well with aftermarket cylinder heads & feature high lift

Application

1997-15 Chevy 294-427

Rebates

Edelbrock "Garage Deals" 20% Off Select Parts Sale

Edelbrock "Garage Deals" 20% Off Select Parts Sale, running from August 25, 2026, through August 25, 2027. For a limited time, customers can save up to 20% off on select Edelbrock parts. All claims must be postmarked on or before 30 days from date of purchase. Purchases must be made between August 25, 2026 and August 25, 2027. This limited-time offer applies to qualifying Edelbrock parts purchased during the promotional period.

Guides & Documents

Warranty (COMP Cams)

CARB Warning

For race/ off road use only

Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.

CA WARNING:

Can expose you to lead, a carcinogen and reproductive toxicant. See www.P65Warnings.ca.gov

CARB warning

COMP Cams 54-426-11 Specifications

KEY SPECS
MFG. Part #	54-426-11
Brand	COMP Cams
Camshaft Type	Hydraulic Roller Tappet
RPM Range	1800-6800
Intake Duration (.050" Lift)	222
Exhaust Duration (.050" Lift)	224
Lobe Separation	112 °

GENERAL
Intake Valve Lift w/ Rocker Arm Ratio	0.566"
Exhaust Valve Lift w/ Rocker Arm Ratio	0.568"
Intake Duration	275
Exhaust Duration	277
Sold in Quantity	Each
Grind Number	XR275HR
GTIN Code	036584068266
External Ignition Box Required	Yes
Valve Springs Required	Yes

Ratings & Reviews

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Fitment

2004 Buick Rainier

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2009-2014 Cadillac CTS

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2002-2011 Cadillac Escalade

GM LM7
GM LQ9

2012 Cadillac Escalade

6.2 Chevy LS V8

2003-2006 Cadillac Escalade ESV

GM LM7
GM LQ9

2007-2012 Cadillac Escalade ESV

6.2 Chevy LS V8

2002-2006 Cadillac Escalade EXT

GM LM7
GM LQ9

2007-2012 Cadillac Escalade EXT

6.2 Chevy LS V8

2002-2006 Chevy Avalanche 1500

GM LM7

2000-2002 Chevy C1500

4.8 Chevy LS V8
GM LM7
GM LQ4

2010-2014 Chevy Camaro

GM LS3

2008-2013 Chevy Corvette

GM LS3

1999-2014 Chevy Silverado 1500

4.8 Chevy LS V8
GM LM7

2007 Chevy Silverado 1500 Classic

GM LQ4

2001-2003 Chevy Silverado 1500 HD

GM LQ4

2005-2006 Chevy Silverado 1500 HD

GM LQ4

2007 Chevy Silverado 1500 HD

GM LQ9

2007 Chevy Silverado 1500 HD Classic

GM LQ4

2000-2004 Chevy Silverado 2500

GM LM7
GM LQ4

2005 Chevy Silverado 2500

GM LQ9

2001-2011 Chevy Silverado 2500 HD

GM LQ4

2007 Chevy Silverado 2500 HD Classic

GM LQ4

2001-2006 Chevy Silverado 3500

GM LQ4

2007 Chevy Silverado 3500 Classic

GM LQ4

2007-2011 Chevy Silverado 3500 HD

GM LQ4

2014-2017 Chevy SS

GM LS3

2003-2004 Chevy SSR

GM LM4

2000-2001 Chevy Suburban 1500

GM LM7

2002-2006 Chevy Suburban 1500

GM L59
GM LM7

2000-2006 Chevy Suburban 2500

GM LQ4

2000-2006 Chevy Tahoe

4.8 Chevy LS V8
GM L59
GM LM7

2007 Chevy Tahoe

4.8 Chevy LS V8

2008 Chevy Tahoe

6.2 Chevy LS V8

2002-2009 GMC Envoy

GM LM4

2002-2006 GMC Envoy XL

GM LM4

2004-2005 GMC Envoy XUV

GM LM4

2001-2005 GMC Savana 1500

4.8 Chevy LS V8
GM LM7
GM LQ4

2006 GMC Savana 1500

4.8 Chevy LS V8
GM L33
GM LM7
GM LQ4

2007-2014 GMC Savana 1500

4.8 Chevy LS V8
GM L33
GM LQ4

2001-2005 GMC Savana 2500

4.8 Chevy LS V8
GM LM7
GM LQ4

2006-2013 GMC Savana 2500

4.8 Chevy LS V8
GM L33
GM LQ4

2002-2005 GMC Savana 3500

4.8 Chevy LS V8
GM LM7
GM LQ4

2006-2013 GMC Savana 3500

4.8 Chevy LS V8
GM L33
GM LQ4

2007 GMC Sierra 1500 Classic

GM L33
GM L59
GM LM7

2001-2003 GMC Sierra 1500 HD

GM LQ4

2005-2006 GMC Sierra 1500 HD

GM LQ4

2007 GMC Sierra 1500 HD Classic

GM LQ4

1999-2001 GMC Sierra 2500

GM LM7
GM LQ4

2002-2004 GMC Sierra 2500

GM LQ4

2001-2011 GMC Sierra 2500 HD

GM LQ4

2007 GMC Sierra 2500 HD Classic

GM LQ4

2001-2006 GMC Sierra 3500

GM LQ4

2007 GMC Sierra 3500 Classic

GM LQ4

2001 GMC Sierra C3

GM LQ4

2000-2011 GMC Yukon

4.8 Chevy LS V8
GM LM7

2000 GMC Yukon XL 1500

GM LM7

2001-2011 GMC Yukon XL 1500

GM L59
GM LM7
GM LQ4

2000-2011 GMC Yukon XL 2500

GM LQ4

2003-2007 Hummer H2

GM LQ4

2008-2009 Hummer H2

6.2 Chevy LS V8

2009 Pontiac G8

GM LS3