

Comp Cams Camshaft Kit, LS1 XER273HR-14

Competition Cams a trusted industry leader. Backed by manufacturer's warranty. Designed for good performance.
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.
Specifications
Intake Valve Lift (in.): 0.581
Exhaust Valve Lift (in.): 0.588
Int. Duration @ .050 in. (Deg): 224
Exh. Duration @ .050 in. (Deg): 230
Exh. Duration Advertised (Deg): 279
Engine Make/Size: Chevy Small Block (262-400)
Lifter Type: Hydraulic Roller
Usage: Street/Performance
Int. Duration Advertised (Deg): 273
RPM Range: 2000-7000
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001 - 2004 | Avanti | II | Base |
| 2008 | Buick | LaCrosse | CXS |
| 2008 - 2009 | Buick | LaCrosse | Super, CX, CXL |
| 2004 - 2007 | Buick | Rainier | CXL |
| 2004 - 2005 | Buick | Rainier | CXL Plus |
| 2012 | Cadillac | CTS | 3.6L, 3.0L |
| 2004 - 2015 | Cadillac | CTS | Base, V |
| 2011 - 2014 | Cadillac | CTS | Coupe |
| 2009 - 2015 | Cadillac | CTS | Luxury, Premium |
| 2010 - 2015 | Cadillac | CTS | Performance |
| 2013 | Cadillac | CTS | V Luxury |
| 2014 - 2015 | Cadillac | CTS | Vsport, Vsport Premium |
| 2002 - 2014 | Cadillac | Escalade | Base |
| 2009 - 2013 | Cadillac | Escalade | Hybrid |
| 2010 - 2013 | Cadillac | Escalade | Hybrid Platinum |
| 2011 - 2014 | Cadillac | Escalade | Luxury, Premium |
| 2008 - 2014 | Cadillac | Escalade | Platinum |
| 2012 | Cadillac | Escalade | Special Edition |
| 2007 - 2014 | Cadillac | Escalade ESV | Base |
| 2011 - 2014 | Cadillac | Escalade ESV | Luxury, Premium |
| 2008 - 2014 | Cadillac | Escalade ESV | Platinum |
| 2012 | Cadillac | Escalade ESV | Special Edition |
| 2007 - 2013 | Cadillac | Escalade EXT | Base |
| 2011 - 2013 | Cadillac | Escalade EXT | Premium, Luxury |
| 2007 - 2013 | Chevrolet | Avalanche | Base |
| 2013 | Chevrolet | Avalanche | Black Diamond LT, Black Diamond LTZ, Black Diamond LS |
| 2007 - 2012 | Chevrolet | Avalanche | LTZ, LS, LT |
| 2002 - 2006 | Chevrolet | Avalanche 1500 | Base, Z71, LS, LT |
| 2002 - 2003 | Chevrolet | Avalanche 1500 | North Face, On Road Edition |
| 2003 | Chevrolet | Avalanche 1500 | WBH |
| 2004 - 2006 | Chevrolet | Avalanche 1500 | Z66 |
| 2011 - 2012 | Chevrolet | Camaro | 1SS, 1LT, 2SS |
| 1998 | Chevrolet | Camaro | Lujo |
| 2010 - 2015 | Chevrolet | Camaro | SS, LT, LS |
| 2014 - 2015 | Chevrolet | Camaro | Z/28 |
| 1998 - 2002 | Chevrolet | Camaro | Z28, Base, Z28 SS |
| 2012 - 2015 | Chevrolet | Camaro | ZL1 |
| 2011 - 2017 | Chevrolet | Caprice | PPV |
| 2009 - 2012 | Chevrolet | Colorado | WT, Base, LT |
| 2008 | Chevrolet | Corvette | 427 Limited Edition Z06 |
| 2003 | Chevrolet | Corvette | 50th Anniversary Edition Pace Car, 50th Anniversary Edition |
| 1997 - 2013 | Chevrolet | Corvette | Base |
| 2010 - 2013 | Chevrolet | Corvette | Grand Sport |
| 1998 | Chevrolet | Corvette | Indianapolis 500 Pace Car |
| 2013 | Chevrolet | Corvette | LT, 427 |
| 2001 - 2013 | Chevrolet | Corvette | Z06 |
| 2011 | Chevrolet | Corvette | Z06 Carbon |
| 2009 - 2013 | Chevrolet | Corvette | ZR1 |
| 2003 - 2014 | Chevrolet | Express 1500 | LS, Base |
| 2006 - 2014 | Chevrolet | Express 1500 | LT |
| 2003 - 2019 | Chevrolet | Express 2500 | LS, Base |
| 2010 - 2019 | Chevrolet | Express 2500 | LT |
| 2010 - 2019 | Chevrolet | Express 3500 | LS, Base, LT |
| 2008 | Chevrolet | Impala | 50th Anniversary Edition |
| 2006 - 2009 | Chevrolet | Impala | LTZ, LT, SS, Police, LS |
| 2016 - 2017 | Chevrolet | LCF 3500 | Base |
| 2006 - 2007 | Chevrolet | Monte Carlo | LT, LS, SS |
| 2006 | Chevrolet | Monte Carlo | LTZ |
| 1999 - 2013 | Chevrolet | Silverado 1500 | Base, LS, LT |
| 2002 | Chevrolet | Silverado 1500 | Custom |
| 2004 - 2013 | Chevrolet | Silverado 1500 | Hybrid |
| 2007 - 2013 | Chevrolet | Silverado 1500 | LTZ |
| 2003 - 2006 | Chevrolet | Silverado 1500 | SS |
| 2002 - 2013 | Chevrolet | Silverado 1500 | WT |
| 2010 - 2013 | Chevrolet | Silverado 1500 | XFE |
| 2004 | Chevrolet | Silverado 1500 | Z71 |
| 2007 | Chevrolet | Silverado 1500 Classic | SS, LT, WT, Hybrid, LS |
| 1999 - 2000 | Chevrolet | Silverado 2500 | LS, Base, LT |
| 2015 - 2019 | Chevrolet | Silverado 2500 HD | High Country |
| 2010 - 2019 | Chevrolet | Silverado 2500 HD | LT, WT, LTZ |
| 2015 - 2019 | Chevrolet | Silverado 3500 HD | High Country |
| 2010 - 2019 | Chevrolet | Silverado 3500 HD | WT, LTZ, LT |
| 2014 - 2017 | Chevrolet | SS | Base |
| 2003 - 2006 | Chevrolet | SSR | Base |
| 2000 - 2012 | Chevrolet | Suburban 1500 | Base |
| 2000 - 2014 | Chevrolet | Suburban 1500 | LT, LS |
| 2006 - 2014 | Chevrolet | Suburban 1500 | LTZ |
| 2004 - 2007 | Chevrolet | Suburban 1500 | Z71 |
| 2010 - 2013 | Chevrolet | Suburban 2500 | LT, LS |
| 2016 - 2019 | Chevrolet | Suburban 3500 HD | LS, LT |
| 2000 - 2012 | Chevrolet | Tahoe | Base |
| 2008 - 2013 | Chevrolet | Tahoe | Hybrid |
| 2000 | Chevrolet | Tahoe | Limited |
| 2000 - 2014 | Chevrolet | Tahoe | LS, LT |
| 2007 - 2014 | Chevrolet | Tahoe | LTZ |
| 2012 - 2014 | Chevrolet | Tahoe | PPV, SSV |
| 2000 - 2009 | Chevrolet | Tahoe | Z71 |
| 2006 - 2008 | Chevrolet | Trailblazer | Base, SS, LT |
| 2006 - 2007 | Chevrolet | Trailblazer | LS, A, B |
| 2003 - 2006 | Chevrolet | Trailblazer EXT | LT, LS |
| 2003 - 2004 | Chevrolet | Trailblazer EXT | North Face |
| 2009 - 2012 | GMC | Canyon | Base, SLE, SLT, WT |
| 2005 - 2009 | GMC | Envoy | SLE, Denali, SLT |
| 2005 - 2006 | GMC | Envoy XL | Denali |
| 2003 - 2006 | GMC | Envoy XL | SLT, SLE |
| 2004 - 2005 | GMC | Envoy XUV | SLT, SLE |
| 2003 - 2014 | GMC | Savana 1500 | Base |
| 2006 - 2014 | GMC | Savana 1500 | LT, LS |
| 2009 - 2013 | GMC | Savana 1500 | SL |
| 2003 - 2013 | GMC | Savana 1500 | SLE |
| 2003 - 2019 | GMC | Savana 2500 | Base |
| 2010 - 2019 | GMC | Savana 2500 | LS, LT |
| 2010 - 2013 | GMC | Savana 2500 | SL |
| 2003 - 2013 | GMC | Savana 2500 | SLE |
| 2010 - 2019 | GMC | Savana 3500 | LS, LT, Base |
| 2010 - 2013 | GMC | Savana 3500 | SLE, SL |
| 2002 - 2005 | GMC | Sierra 1500 | Base |
| 2001 | GMC | Sierra 1500 | C3 |
| 2002 | GMC | Sierra 1500 | HT |
| 2005 - 2013 | GMC | Sierra 1500 | Hybrid |
| 1999 - 2013 | GMC | Sierra 1500 | SLE, SLT, SL |
| 2002 - 2013 | GMC | Sierra 1500 | WT, Denali |
| 2010 - 2013 | GMC | Sierra 1500 | XFE |
| 2007 | GMC | Sierra 1500 Classic | SL, Hybrid, SLE, WT, SLT, Denali |
| 1999 - 2000 | GMC | Sierra 2500 | SLE, SLT, SL |
| 2015 - 2019 | GMC | Sierra 2500 HD | Base |
| 2011 - 2019 | GMC | Sierra 2500 HD | Denali |
| 2010 - 2019 | GMC | Sierra 2500 HD | SLE, SLT |
| 2010 - 2014 | GMC | Sierra 2500 HD | WT |
| 2015 - 2019 | GMC | Sierra 3500 HD | Base |
| 2011 - 2019 | GMC | Sierra 3500 HD | Denali |
| 2010 - 2019 | GMC | Sierra 3500 HD | SLT, SLE |
| 2010 - 2014 | GMC | Sierra 3500 HD | WT |
| 2007 - 2012 | GMC | Yukon | Base |
| 2010 - 2013 | GMC | Yukon | Denali Hybrid |
| 2008 - 2013 | GMC | Yukon | Hybrid |
| 2006 | GMC | Yukon | SL |
| 2000 - 2014 | GMC | Yukon | SLE, Denali, SLT |
| 2001 - 2014 | GMC | Yukon XL 1500 | Denali |
| 2006 | GMC | Yukon XL 1500 | SL |
| 2000 - 2014 | GMC | Yukon XL 1500 | SLE, SLT |
| 2010 - 2013 | GMC | Yukon XL 2500 | SLT, SLE |
| 2004 - 2009 | Hummer | H2 | Base |
| 2007 - 2009 | Hummer | H2 | Luxury, Adventure |
| 2007 | Hummer | H2 | Special Edition |
| 2008 - 2010 | Hummer | H3 | Adventure, Base, Luxury, Alpha |
| 2009 | Hummer | H3 | Championship Series |
| 2008 - 2009 | Hummer | H3 | X |
| 2010 | Hummer | H3T | Adventure |
| 2009 - 2010 | Hummer | H3T | Alpha, Base |
| 2003 - 2005 | Isuzu | Ascender | Limited |
| 2003 - 2006 | Isuzu | Ascender | LS, Base |
| 2004 - 2005 | Isuzu | Ascender | S |
| 1998 - 2002 | Pontiac | Firebird | Base, Formula, Trans Am |
| 2008 - 2009 | Pontiac | G8 | GT, Base |
| 2009 | Pontiac | G8 | GXP |
| 2005 - 2008 | Pontiac | Grand Prix | Base, GXP |
| 2005 - 2007 | Pontiac | Grand Prix | GT |
| 2005 | Pontiac | Grand Prix | GTP |
| 2004 - 2006 | Pontiac | GTO | Base |
| 2006 - 2009 | Saab | 9-7x | 5.3i, 4.2i |
| 2008 - 2009 | Saab | 9-7x | Aero |
| 2005 | Saab | 9-7x | Arc, Linear |

Comp Cams Camshaft Kit, LS1 XER273HR-14
Sale price$1,299.23 USD
Regular price$1,353.36 USD

























