LSR" Roots Blower, 297LRB HR14, Race Application w/ A Root Blower
Hydraulic Rolelr:Designed for race applications with a Roots blower. Very strong high rpm power.
Specifications
Lifter Type: Hydraulic Roller
Engine Family: GM LS Gen III/IV 8 Cyl. '97-Current Three-Bolt 4.8/5.3/5.7/6.0/6.2/7.0L Engines
Cam Family: LSR" Roots Blower
RPM Range: 2700-7200
Valve Timing: 0.006
Lobe Separation: 114°
Intake Centerline: 112°
Valve Lash: Hyd.(Intake)/ Hyd.(Exhaust)
Duration: 297(Intake)/ 301(Exhaust)
Duration @ .050" Lift: 247(Intake)/ 251(Exhaust)
Valve Lift: 0.624(Intake)/ 0.624(Exhaust)
Lobe Lift: 0.367(Intake)/ 0.367(Exhaust)
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 |
| 2009 - 2015 | Cadillac | CTS | Base, Luxury, V, Premium |
| 2011 - 2014 | Cadillac | CTS | Coupe |
| 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 | Luxury, Premium |
| 2007 - 2013 | Chevrolet | Avalanche | Base |
| 2013 | Chevrolet | Avalanche | Black Diamond LT, Black Diamond LS, Black Diamond LTZ |
| 2007 - 2012 | Chevrolet | Avalanche | LT, LS, LTZ |
| 2002 - 2003 | Chevrolet | Avalanche 1500 | On Road Edition, North Face |
| 2003 | Chevrolet | Avalanche 1500 | WBH |
| 2004 - 2006 | Chevrolet | Avalanche 1500 | Z66 |
| 2002 - 2006 | Chevrolet | Avalanche 1500 | Z71, LT, Base, LS |
| 2011 - 2012 | Chevrolet | Camaro | 1LT, 1SS, 2SS |
| 2010 - 2015 | Chevrolet | Camaro | LS, LT, SS |
| 2014 - 2015 | Chevrolet | Camaro | Z/28 |
| 2012 - 2015 | Chevrolet | Camaro | ZL1 |
| 2011 - 2017 | Chevrolet | Caprice | PPV |
| 2009 - 2012 | Chevrolet | Colorado | WT, LT, Base |
| 2008 | Chevrolet | Corvette | 427 Limited Edition Z06 |
| 2010 - 2013 | Chevrolet | Corvette | Grand Sport |
| 2013 | Chevrolet | Corvette | LT, 427 |
| 2011 | Chevrolet | Corvette | Z06 Carbon |
| 2006 - 2013 | Chevrolet | Corvette | Z06, Base |
| 2009 - 2013 | Chevrolet | Corvette | ZR1 |
| 2003 - 2014 | Chevrolet | Express 1500 | Base, LS |
| 2006 - 2014 | Chevrolet | Express 1500 | LT |
| 2003 - 2019 | Chevrolet | Express 2500 | Base, LS |
| 2010 - 2019 | Chevrolet | Express 2500 | LT |
| 2010 - 2019 | Chevrolet | Express 3500 | Base, LT, LS |
| 2008 | Chevrolet | Impala | 50th Anniversary Edition |
| 2006 - 2009 | Chevrolet | Impala | LS, Police, LT, LTZ, SS |
| 2016 - 2017 | Chevrolet | LCF 3500 | Base |
| 2006 | Chevrolet | Monte Carlo | LTZ |
| 2006 - 2007 | Chevrolet | Monte Carlo | SS, LT, LS |
| 2002 | Chevrolet | Silverado 1500 | Custom |
| 2004 - 2013 | Chevrolet | Silverado 1500 | Hybrid |
| 1999 - 2013 | Chevrolet | Silverado 1500 | LT, Base, LS |
| 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 | LS, SS, Hybrid, LT, WT |
| 1999 - 2000 | Chevrolet | Silverado 2500 | LS, LT, Base |
| 2015 - 2019 | Chevrolet | Silverado 2500 HD | High Country |
| 2010 - 2019 | Chevrolet | Silverado 2500 HD | LTZ, LT, WT |
| 2015 - 2019 | Chevrolet | Silverado 3500 HD | High Country |
| 2010 - 2019 | Chevrolet | Silverado 3500 HD | WT, LT, LTZ |
| 2014 - 2017 | Chevrolet | SS | Base |
| 2003 - 2004 | Chevrolet | SSR | Base |
| 2000 - 2012 | Chevrolet | Suburban 1500 | Base |
| 2000 - 2014 | Chevrolet | Suburban 1500 | LS, LT |
| 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 | LT, LS |
| 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 | SSV, PPV |
| 2000 - 2009 | Chevrolet | Tahoe | Z71 |
| 2006 - 2008 | Chevrolet | Trailblazer | Base, LT, SS |
| 2006 - 2007 | Chevrolet | Trailblazer | LS, B, A |
| 2003 - 2006 | Chevrolet | Trailblazer EXT | LT, LS |
| 2003 - 2004 | Chevrolet | Trailblazer EXT | North Face |
| 2009 - 2012 | GMC | Canyon | WT, SLT, Base, SLE |
| 2005 - 2009 | GMC | Envoy | SLT, Denali, SLE |
| 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 | LS, LT |
| 2009 - 2013 | GMC | Savana 1500 | SL |
| 2003 - 2013 | GMC | Savana 1500 | SLE |
| 2003 - 2019 | GMC | Savana 2500 | Base |
| 2010 - 2019 | GMC | Savana 2500 | LT, LS |
| 2010 - 2013 | GMC | Savana 2500 | SL |
| 2003 - 2013 | GMC | Savana 2500 | SLE |
| 2010 - 2019 | GMC | Savana 3500 | Base, LS, LT |
| 2010 - 2013 | GMC | Savana 3500 | SL, SLE |
| 2002 - 2005 | GMC | Sierra 1500 | Base |
| 2001 | GMC | Sierra 1500 | C3 |
| 2002 - 2013 | GMC | Sierra 1500 | Denali, WT |
| 2002 | GMC | Sierra 1500 | HT |
| 2005 - 2013 | GMC | Sierra 1500 | Hybrid |
| 1999 - 2013 | GMC | Sierra 1500 | SLE, SL, SLT |
| 2010 - 2013 | GMC | Sierra 1500 | XFE |
| 2007 | GMC | Sierra 1500 Classic | Hybrid, SL, SLE, Denali, WT, SLT |
| 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 | SLE, SLT |
| 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 | SLT, SLE |
| 2010 - 2013 | GMC | Yukon XL 2500 | SLT, SLE |
| 2007 - 2009 | Hummer | H2 | Adventure, Luxury |
| 2004 - 2009 | Hummer | H2 | Base |
| 2007 | Hummer | H2 | Special Edition |
| 2008 - 2010 | Hummer | H3 | Base, Luxury, Adventure, Alpha |
| 2009 | Hummer | H3 | Championship Series |
| 2008 - 2009 | Hummer | H3 | X |
| 2010 | Hummer | H3T | Adventure |
| 2009 - 2010 | Hummer | H3T | Base, Alpha |
| 2003 - 2005 | Isuzu | Ascender | Limited |
| 2003 - 2006 | Isuzu | Ascender | LS, Base |
| 2004 - 2005 | Isuzu | Ascender | S |
| 2008 - 2009 | Pontiac | G8 | Base, GT |
| 2009 | Pontiac | G8 | GXP |
| 2005 - 2008 | Pontiac | Grand Prix | Base, GXP |
| 2005 - 2007 | Pontiac | Grand Prix | GT |
| 2005 | Pontiac | Grand Prix | GTP |
| 2006 - 2009 | Saab | 9-7x | 5.3i, 4.2i |
| 2008 - 2009 | Saab | 9-7x | Aero |
| 2005 | Saab | 9-7x | Arc, Linear |