Operating Range:	1200-6000 RPM
Duration Advertised:	265° Intake / 271° Exhaust
Duration @ .050'':	212° Intake / 218° Exhaust
Valve Lift w/1.7 Rockers:	.522'' Intake / .529'' Exhaust
Lobe Separation Angle:	114°

Specifications:

Intake Valve Lift (in.)

0.522

Exhaust Valve Lift (in.)

0.529

RPM Range

1200-6000

Int. Duration @ .050 in. (Deg)

212

Exh. Duration @ .050 in. (Deg)

218

Int. Duration Advertised (Deg)

265

Exh. Duration Advertised (Deg)

271

Engine Make/Size

Chevy Small Block (262-400)

Lifter Type

Hydraulic Roller

Usage

Street/Performance

Engine Make/Size

Chevy Small Block LS1

Engine Make/Size

Chevy 350 Gen III

Engine Make/Size

Chevy 350 LS6

Advertised Duration

265 int./271 exh.

Advertised Exhaust Duration

271

Advertised Intake Duration

265

Basic Operating RPM Range

1,200-6,000

Cam Style

Hydraulic roller tappet

Camshaft Gear Attachment

3-bolt

Computer-Controlled Compatible

Yes

Duration at 050 inch Lift

212 int./218 exh.

Exhaust Duration at 050 inch Lift

218

Exhaust Valve Lift with Factory Rocker Arm Ratio (

0.529

Grind Number

XR265HR

Intake Duration at 050 inch Lift

212

Intake Valve Lift with Factory Rocker Arm Ratio (i

0.522

Quantity

Sold individually

Valve Lift with Factory Rocker Arm Ratio

0.522 int./0.529 exh.

Valve Springs Required

Yes

Lobe Separation (Deg)

114

Manufacturer's Part Number:

54-412-11

Ever since its introduction, GM's LSX/Gen III engine has quickly become the ''preferred choice'' among many engine builders and performance enthusiasts. Right from the factory, the GM LSX/Gen III engine boasts a surprisingly efficient induction design, reduced weight and impressive power output. As the leading developer of high performance LSX/Gen III valve train technology, Comp Cams has engineered a full line of products proven to release the incredible horsepower and torque hidden inside while never sacrificing ever-critical reliability.

Features:

Newest and quickest lobe profiles; 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

Does COMP Cams 54-412-11 fit your vehicle?

Narrow Results

Filter By
Year

1997 1998 1999 2000 2001 2002 2003 2004 2005 2006

Filter By
Make

CADILLAC CHEVROLET PONTIAC

Filter By
Model

CAMARO CORVETTE CTS FIREBIRD GRAND PRIX GTO IMPALA MONTE CARLO SSR TRAILBLAZER

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SubModel

50TH ANNIVERSARY EDITION 50TH ANNIVERSARY EDITION PACE CAR BASE FORMULA GXP INDIANAPOLIS 500 PACE CAR SS TRANS AM V Z06 Z28 Z28 SS

Filter By
EngineType

V8 ( 5.3 L / 325 ) V8 ( 5.7 L / 350 ) V8 ( 6.0 L / 364 )

Filter By
CC

5328 5967

Filter By
Liter

5.3 5.7 6.0

Filter By
Aspiration

1997-2004 CHEVROLET CORVETTE

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
Liter: 5.7
Aspiration: N
SubModel: BASE
Engine Vin: G
CUI: 350
EngineType: V8 ( 5.7 L / 350 )

2001-2004 CHEVROLET CORVETTE

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
EngineType: ALL
SubModel: Z06

1998 CHEVROLET CORVETTE

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
EngineType: ALL
SubModel: INDIANAPOLIS 500 PACE CAR

1999-2002 CHEVROLET CAMARO

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
Liter: 5.7
Aspiration: N
SubModel: Z28
Engine Vin: G
CUI: 350
EngineType: V8 ( 5.7 L / 350 )

1998-2001 PONTIAC FIREBIRD

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
Liter: 5.7
Aspiration: N
SubModel: TRANS AM
Engine Vin: G
CUI: 350
EngineType: V8 ( 5.7 L / 350 )

2005-2006 CHEVROLET CORVETTE

CC: 5967
Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
Liter: 6.0
Aspiration: N
SubModel: BASE
Engine Vin: U
CUI: 364
EngineType: V8 ( 6.0 L / 364 )

1998-2002 CHEVROLET CAMARO

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
Liter: 5.7
SubModel: Z28 SS
CUI: 350
EngineType: V8 ( 5.7 L / 350 )

2006 CHEVROLET TRAILBLAZER

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
EngineType: ALL
SubModel: SS

2006 CHEVROLET IMPALA

CC: 5328
Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
Liter: 5.3
SubModel: SS
CUI: 325
EngineType: V8 ( 5.3 L / 325 )

2006 CHEVROLET MONTE CARLO

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
EngineType: ALL
SubModel: SS

1998 CHEVROLET CAMARO

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
Liter: 5.7
SubModel: Z28
CUI: 350
EngineType: V8 ( 5.7 L / 350 )

2003 CHEVROLET CORVETTE

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
EngineType: ALL
SubModel: 50TH ANNIVERSARY EDITION PACE CAR

1998-2002 PONTIAC FIREBIRD

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
Liter: 5.7
SubModel: FORMULA
CUI: 350
EngineType: V8 ( 5.7 L / 350 )

2004-2006 PONTIAC GTO

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
EngineType: ALL
SubModel: ALL

2002 PONTIAC FIREBIRD

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
Liter: 5.7
SubModel: TRANS AM
CUI: 350
EngineType: V8 ( 5.7 L / 350 )

2003 CHEVROLET CORVETTE

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
EngineType: ALL
SubModel: 50TH ANNIVERSARY EDITION

2004-2006 CADILLAC CTS

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
EngineType: ALL
SubModel: V

2005-2006 PONTIAC GRAND PRIX

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
EngineType: ALL
SubModel: GXP

2005-2006 CHEVROLET SSR

Fitment_Note: Not Legal For Sale Or Use On Pollution-Controlled Motor Vehicle
EngineType: ALL
SubModel: ALL

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Some parts are not legal for use in California or other states with similar laws / regulations

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COMP Cams XFI RPM Hydraulic Roller Camshaft GM Gen III/LS1/LS2/LS6 1997-PRESENT (Three-Bolt) Lift: .522" /.529"

Part Number: 249-54-412-11

COMP Cams 54-412-11 Details

Specifications:

Does COMP Cams 54-412-11 fit your vehicle?

1997-2004 CHEVROLET CORVETTE

2001-2004 CHEVROLET CORVETTE

1998 CHEVROLET CORVETTE

1999-2002 CHEVROLET CAMARO

1998-2001 PONTIAC FIREBIRD

2005-2006 CHEVROLET CORVETTE

1998-2002 CHEVROLET CAMARO

2006 CHEVROLET TRAILBLAZER

2006 CHEVROLET IMPALA

2006 CHEVROLET MONTE CARLO

1998 CHEVROLET CAMARO

2003 CHEVROLET CORVETTE

1998-2002 PONTIAC FIREBIRD

2004-2006 PONTIAC GTO

2002 PONTIAC FIREBIRD

2003 CHEVROLET CORVETTE

2004-2006 CADILLAC CTS

2005-2006 PONTIAC GRAND PRIX

2005-2006 CHEVROLET SSR

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JEGS Online

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COMP Cams XFI RPM Hydraulic Roller Camshaft GM Gen III/LS1/LS2/LS6 1997-PRESENT (Three-Bolt) Lift: .522" /.529"

Part Number: 249-54-412-11

COMP Cams 54-412-11 Details

Specifications:

Does COMP Cams 54-412-11 fit your vehicle?

1997-2004 CHEVROLET CORVETTE

2001-2004 CHEVROLET CORVETTE

1998 CHEVROLET CORVETTE

1999-2002 CHEVROLET CAMARO

1998-2001 PONTIAC FIREBIRD

2005-2006 CHEVROLET CORVETTE

1998-2002 CHEVROLET CAMARO

2006 CHEVROLET TRAILBLAZER

2006 CHEVROLET IMPALA

2006 CHEVROLET MONTE CARLO

1998 CHEVROLET CAMARO

2003 CHEVROLET CORVETTE

1998-2002 PONTIAC FIREBIRD

2004-2006 PONTIAC GTO

2002 PONTIAC FIREBIRD

2003 CHEVROLET CORVETTE

2004-2006 CADILLAC CTS

2005-2006 PONTIAC GRAND PRIX

2005-2006 CHEVROLET SSR

Quick Links

Customer Care

Help

JEGS Online

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