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COMP Cams HV NSR Cam 218/226 .541/.541 Hydraulic Roller for Gen III/IV 4.8L/5.3L/6.0L for 65 vehicles
Part # 54-271-11
Description
This COMP Cams® HV NSR cam is designed for GM cathedral port 4.8L/5.3L/6.0L powered vehicles. It provides amazing drivability and throttle response while also requiring minimal tuning. Torque is increased across the entire operating range while still producing +69 horsepower at peak. Get the most out of your dai ly driver truck, SUV or 4x4 without sacrificing street manners. The NSR HV cam will provide a deep rumble with a mild, yet noticeable lope. At .541" lift, this cam is designed to allow drop-in performance with stock valve springs. Also compatible with stock converters.
Specifications
| Advance | 5 |
|---|---|
| Advertised Exhaust Duration | 278 deg |
| Advertised Intake Duration | 272 deg |
| Basic Operating RPM Range | 2500 - 6200 |
| Cam Type | Hydraulic Roller |
| Camshaft Intake Centerline | 107 |
| Camshaft Series | HV |
| Computer Controlled Compatible | Yes |
| Direct Injection | No |
| Engine Platform | GM LS GEN III/IV |
| Exhaust Close ATDC | -4 |
| Exhaust Duration at .050 inch Lift | 226 deg |
| Exhaust Lobe Lift | 0.318 |
| Exhaust Open BBDC | 36 |
| Exhaust Valve Lash | Hyd |
| Exhaust Valve Lift | 0.541 in |
| Exhaust Valve Lift with Factory Rocker Arm Ratio | 0.541 in |
| Factory Rocker Ratio | 1.7 |
| Fuel Management Strategy Compatible | No |
| Grind Number | LS272PU-12 |
| Intake Close ABDC | 50 |
| Intake Duration at .050 Inch Lift | 218 deg |
| Intake Lobe Lift | 0.318 |
| Intake Open BTDC | 2 |
| Intake Valve Lash | Hyd |
| Intake Valve Lift | 0.541 in |
| Intake Valve Lift with Factory Rocker Arm Ratio | 0.541 in |
| Lifter Type | Roller |
| Lobe Separation | 112 deg |
| Phaser Requirement | None |
| UPC / GTIN | 00036584380719 |
| Year | Make | Model | Engine |
|---|---|---|---|
| 2001 - 2004 | Avanti | II | 5.7L V8 |
| 2008 - 2009 | Buick | Allure | 5.3L V8 |
| 2008 - 2009 | Buick | LaCrosse | 5.3L V8 |
| 2004 - 2007 | Buick | Rainier | 5.3L V8 |
| 2009 - 2015 | Cadillac | CTS | 6.2L V8 |
| 2002 - 2005 | Cadillac | Escalade | 5.3L V8, 6.0L V8 |
| 2006 | Cadillac | Escalade | 6.0L V8 |
| 2007 - 2008 | Cadillac | Escalade | 6.2L V8 |
| 2009 - 2013 | Cadillac | Escalade | 6.0L V8, 6.2L V8 |
| 2014 - 2016 | Cadillac | Escalade | 6.2L V8 |
| 2003 - 2006 | Cadillac | Escalade ESV | 6.0L V8 |
| 2007 - 2015 | Cadillac | Escalade ESV | 6.2L V8 |
| 2002 - 2006 | Cadillac | Escalade EXT | 6.0L V8 |
| 2007 - 2013 | Cadillac | Escalade EXT | 6.2L V8 |
| 2007 - 2009 | Chevrolet | Avalanche | 5.3L V8, 6.0L V8 |
| 2010 - 2013 | Chevrolet | Avalanche | 5.3L V8 |
| 2002 - 2006 | Chevrolet | Avalanche 1500 | 5.3L V8 |
| 2010 - 2013 | Chevrolet | Camaro | 6.2L V8 |
| 2014 - 2015 | Chevrolet | Camaro | 6.2L V8, 7.0L V8 |
| 2011 - 2017 | Chevrolet | Caprice | 6.0L V8 |
| 2007 - 2010 | Chevrolet | Cheyenne | 5.3L V8 |
| 2016 | Chevrolet | Cheyenne | 5.3L V8 |
| 2009 - 2012 | Chevrolet | Colorado | 5.3L V8 |
| 2005 | Chevrolet | Corvette | 6.0L V8 |
| 2006 - 2007 | Chevrolet | Corvette | 6.0L V8, 7.0L V8 |
| 2008 | Chevrolet | Corvette | 7.0L V8 |
| 2009 - 2013 | Chevrolet | Corvette | 6.2L V8, 7.0L V8 |
| 2003 - 2014 | Chevrolet | Express 1500 | 5.3L V8 |
| 2003 - 2005 | Chevrolet | Express 2500 | 5.3L V8 |
| 2010 - 2017 | Chevrolet | Express 2500 | 4.8L V8, 6.0L V8 |
| 2018 - 2020 | Chevrolet | Express 2500 | 6.0L V8 |
| 2010 - 2017 | Chevrolet | Express 3500 | 4.8L V8, 6.0L V8 |
| 2018 - 2020 | Chevrolet | Express 3500 | 6.0L V8 |
| 2010 - 2019 | Chevrolet | Express 4500 | 6.0L V8 |
| 2012 - 2013 | Chevrolet | Express Cargo | 6.0L V8 |
| 2017 | Chevrolet | Express Cargo | 6.0L V8 |
| 2010 - 2015 | Chevrolet | Express Pasajeros | 6.0L V8 |
| 2017 - 2019 | Chevrolet | Express Pasajeros | 6.0L V8 |
| 2006 - 2009 | Chevrolet | Impala | 5.3L V8 |
| 2016 - 2018 | Chevrolet | LCF 3500 | 6.0L V8 |
| 2016 - 2019 | Chevrolet | LCF 4500 | 6.0L V8 |
| 2006 - 2007 | Chevrolet | Monte Carlo | 5.3L V8 |
| 1999 - 2002 | Chevrolet | Silverado 1500 | 5.3L V8 |
| 2003 - 2008 | Chevrolet | Silverado 1500 | 5.3L V8, 6.0L V8 |
| 2009 | Chevrolet | Silverado 1500 | 5.3L V8, 6.0L V8, 6.2L V8 |
| 2010 - 2013 | Chevrolet | Silverado 1500 | 4.8L V8, 5.3L V8, 6.0L V8, 6.2L V8 |
| 2007 | Chevrolet | Silverado 1500 Classic | 5.3L V8, 6.0L V8 |
| 1999 - 2000 | Chevrolet | Silverado 2500 | 5.3L V8 |
| 2014 | Chevrolet | Silverado 2500 | 5.3L V8 |
| 2016 | Chevrolet | Silverado 2500 | 5.3L V8 |
| 2010 - 2019 | Chevrolet | Silverado 2500 HD | 6.0L V8 |
| 2008 - 2010 | Chevrolet | Silverado 3500 | 6.0L V8 |
| 2013 | Chevrolet | Silverado 3500 | 6.0L V8 |
| 2015 - 2018 | Chevrolet | Silverado 3500 | 6.0L V8 |
| 2010 - 2019 | Chevrolet | Silverado 3500 HD | 6.0L V8 |
| 2003 - 2004 | Chevrolet | SSR | 5.3L V8 |
| 2017 - 2019 | Chevrolet | Suburban | 6.0L V8 |
| 2000 - 2006 | Chevrolet | Suburban 1500 | 5.3L V8 |
| 2007 - 2009 | Chevrolet | Suburban 1500 | 5.3L V8, 6.0L V8 |
| 2010 | Chevrolet | Suburban 1500 | 5.3L V8 |
| 2011 - 2013 | Chevrolet | Suburban 1500 | 5.3L V8, 6.0L V8 |
| 2014 | Chevrolet | Suburban 1500 | 5.3L V8 |
| 2010 - 2013 | Chevrolet | Suburban 2500 | 6.0L V8 |
| 2016 - 2019 | Chevrolet | Suburban 3500 HD | 6.0L V8 |
| 2000 - 2007 | Chevrolet | Tahoe | 5.3L V8 |
| 2008 - 2009 | Chevrolet | Tahoe | 5.3L V8, 6.0L V8, 6.2L V8 |
| 2010 - 2013 | Chevrolet | Tahoe | 5.3L V8, 6.0L V8 |
| 2014 | Chevrolet | Tahoe | 5.3L V8 |
| 2006 - 2008 | Chevrolet | Trailblazer | 5.3L V8 |
| 2003 - 2006 | Chevrolet | Trailblazer EXT | 5.3L V8 |
| 2009 - 2012 | GMC | Canyon | 5.3L V8 |
| 2005 - 2009 | GMC | Envoy | 5.3L V8 |
| 2003 - 2006 | GMC | Envoy XL | 5.3L V8 |
| 2004 - 2005 | GMC | Envoy XUV | 5.3L V8 |
| 2003 - 2014 | GMC | Savana 1500 | 5.3L V8 |
| 2003 - 2005 | GMC | Savana 2500 | 5.3L V8 |
| 2010 - 2017 | GMC | Savana 2500 | 4.8L V8, 6.0L V8 |
| 2018 - 2020 | GMC | Savana 2500 | 6.0L V8 |
| 2010 - 2017 | GMC | Savana 3500 | 4.8L V8, 6.0L V8 |
| 2018 - 2020 | GMC | Savana 3500 | 6.0L V8 |
| 2010 - 2019 | GMC | Savana 4500 | 6.0L V8 |
| 2008 | GMC | Sierra | 6.2L V8 |
| 2015 - 2016 | GMC | Sierra | 5.3L V8 |
| 1999 - 2003 | GMC | Sierra 1500 | 5.3L V8 |
| 2004 - 2006 | GMC | Sierra 1500 | 5.3L V8, 6.0L V8 |
| 2007 - 2009 | GMC | Sierra 1500 | 5.3L V8, 6.0L V8, 6.2L V8 |
| 2010 - 2013 | GMC | Sierra 1500 | 4.8L V8, 5.3L V8, 6.0L V8, 6.2L V8 |
| 2007 | GMC | Sierra 1500 Classic | 5.3L V8, 6.0L V8 |
| 1999 - 2000 | GMC | Sierra 2500 | 5.3L V8 |
| 2010 - 2019 | GMC | Sierra 2500 HD | 6.0L V8 |
| 2010 - 2019 | GMC | Sierra 3500 HD | 6.0L V8 |
| 2000 - 2006 | GMC | Yukon | 5.3L V8 |
| 2007 | GMC | Yukon | 5.3L V8, 6.2L V8 |
| 2008 - 2013 | GMC | Yukon | 5.3L V8, 6.0L V8, 6.2L V8 |
| 2014 | GMC | Yukon | 5.3L V8, 6.2L V8 |
| 2000 - 2006 | GMC | Yukon XL 1500 | 5.3L V8 |
| 2007 - 2009 | GMC | Yukon XL 1500 | 5.3L V8, 6.0L V8, 6.2L V8 |
| 2010 - 2014 | GMC | Yukon XL 1500 | 5.3L V8, 6.2L V8 |
| 2010 - 2013 | GMC | Yukon XL 2500 | 6.0L V8 |
| 2004 | Hummer | H2 | 6.0L V8 |
| 2007 | Hummer | H2 | 6.0L V8 |
| 2008 - 2009 | Hummer | H2 | 6.2L V8 |
| 2008 - 2010 | Hummer | H3 | 5.3L V8 |
| 2009 - 2010 | Hummer | H3T | 5.3L V8 |
| 2003 - 2006 | Isuzu | Ascender | 5.3L V8 |
| 2007 - 2012 | Isuzu | NPR | 6.0L V8 |
| 2007 - 2009 | Isuzu | NPR-HD | 6.0L V8 |
| 2008 - 2009 | Pontiac | G8 | 6.0L V8 |
| 2005 - 2008 | Pontiac | Grand Prix | 5.3L V8 |
| 2005 - 2009 | Saab | 9-7x | 5.3L V8 |