

Comp Cams Rocker Arm Kit,LS1 1.8 5/16

For LS1/LS2/LS6/4.8L, 5.3L, & Pre '07 6.0L Truck Engines & Other Cathedral-Port Head Equipped LS Applications
Includes Full Set of (16) Stud-Mount Rockers (w/ Poly Locks), 3/8" Studs & Raised Guide Plates for 5/16" Pushrods*
As LS engines continue to grow in popularity, COMP Cams® has expanded its line of rocker arms to build components specific to LS applications. New Ultra Pro MagnumT Rockers are made from investment-cast 8650 chromemoly steel, utilize upgraded trunnions and needle bearings over stock and are stronger, stiffer and more durable than the stock parts. They also feature a 1.8 ratio (compared to the stock rockers' 1.7) and utilize a roller tip instead of a slider. The higher ratio and increased stiffness make these rockers a great option for increasing lift without changing cams. This increased stiffness, along with the upgraded trunnion package and roller wheel, also makes them a perfect choice when running aftermarket valve springs. The rockers are also available in a bolt-on design that uses stock rocker stands. The stud-mount version is perfect for individuals running mechanical lifters as well. Kits do not include pushrods, but they are available separately.
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001 - 2004 | Avanti | II | Base |
| 2008 | Buick | LaCrosse | CXS |
| 2008 - 2009 | Buick | LaCrosse | Super, CXL, CX |
| 2004 - 2007 | Buick | Rainier | CXL |
| 2004 - 2005 | Buick | Rainier | CXL Plus |
| 2004 - 2005 | Cadillac | CTS | Base, V |
| 2002 - 2013 | Cadillac | Escalade | Base |
| 2010 - 2013 | Cadillac | Escalade | Hybrid Platinum |
| 2011 - 2013 | Cadillac | Escalade | Luxury, Premium |
| 2009 - 2013 | Cadillac | Escalade | Platinum, Hybrid |
| 2012 | Cadillac | Escalade | Special Edition |
| 2007 - 2013 | Chevrolet | Avalanche | Base |
| 2013 | Chevrolet | Avalanche | Black Diamond LTZ, Black Diamond LT, Black Diamond LS |
| 2007 - 2012 | Chevrolet | Avalanche | LS, LTZ, LT |
| 2002 - 2006 | Chevrolet | Avalanche 1500 | LS, Z71, Base, LT |
| 2002 - 2003 | Chevrolet | Avalanche 1500 | On Road Edition, North Face |
| 2003 | Chevrolet | Avalanche 1500 | WBH |
| 2004 - 2006 | Chevrolet | Avalanche 1500 | Z66 |
| 1998 - 2002 | Chevrolet | Camaro | Base, Z28, Z28 SS |
| 1998 | Chevrolet | Camaro | Lujo |
| 2009 - 2012 | Chevrolet | Colorado | Base, LT, WT |
| 2003 | Chevrolet | Corvette | 50th Anniversary Edition Pace Car, 50th Anniversary Edition |
| 1997 - 2004 | Chevrolet | Corvette | Base |
| 1998 | Chevrolet | Corvette | Indianapolis 500 Pace Car |
| 2001 - 2004 | Chevrolet | Corvette | Z06 |
| 2003 - 2007 | Chevrolet | Express 1500 | LS, Base |
| 2006 - 2007 | Chevrolet | Express 1500 | LT |
| 2003 - 2019 | Chevrolet | Express 2500 | Base, LS |
| 2010 - 2019 | Chevrolet | Express 2500 | LT |
| 2010 - 2019 | Chevrolet | Express 3500 | LT, LS, Base |
| 2008 | Chevrolet | Impala | 50th Anniversary Edition |
| 2006 - 2009 | Chevrolet | Impala | LTZ, LT, LS, Police, SS |
| 2016 - 2017 | Chevrolet | LCF 3500 | Base |
| 2006 - 2007 | Chevrolet | Monte Carlo | LS, SS, LT |
| 2006 | Chevrolet | Monte Carlo | LTZ |
| 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 | WT, SS, Hybrid, LS, LT |
| 1999 - 2000 | Chevrolet | Silverado 2500 | LT, LS, Base |
| 2015 - 2019 | Chevrolet | Silverado 2500 HD | High Country |
| 2010 - 2019 | Chevrolet | Silverado 2500 HD | LT, LTZ, WT |
| 2015 - 2019 | Chevrolet | Silverado 3500 HD | High Country |
| 2010 - 2019 | Chevrolet | Silverado 3500 HD | LTZ, WT, LT |
| 2003 - 2004 | 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 - 2007 | Chevrolet | Trailblazer | LS, A, B |
| 2006 - 2008 | Chevrolet | Trailblazer | LT, Base, SS |
| 2003 - 2006 | Chevrolet | Trailblazer EXT | LS, LT |
| 2003 - 2004 | Chevrolet | Trailblazer EXT | North Face |
| 2009 - 2012 | GMC | Canyon | WT, SLT, SLE, Base |
| 2005 - 2009 | GMC | Envoy | Denali, SLE, SLT |
| 2005 - 2006 | GMC | Envoy XL | Denali |
| 2003 - 2006 | GMC | Envoy XL | SLE, SLT |
| 2004 - 2005 | GMC | Envoy XUV | SLE, SLT |
| 2003 - 2007 | GMC | Savana 1500 | Base |
| 2006 - 2007 | GMC | Savana 1500 | LS, LT |
| 2003 - 2005 | 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 | LT, LS, Base |
| 2010 - 2013 | GMC | Savana 3500 | SL, SLE |
| 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, Denali, WT, SLT, SLE |
| 1999 - 2000 | GMC | Sierra 2500 | SLT, SLE, SL |
| 2015 - 2019 | GMC | Sierra 2500 HD | Base |
| 2011 - 2019 | GMC | Sierra 2500 HD | Denali |
| 2010 - 2019 | GMC | Sierra 2500 HD | SLT, SLE |
| 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 |
| 2000 - 2014 | GMC | Yukon | Denali, SLT, SLE |
| 2008 - 2013 | GMC | Yukon | Hybrid |
| 2006 | GMC | Yukon | SL |
| 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 | Hummer | H2 | Adventure, Luxury, Special Edition |
| 2004 - 2007 | Hummer | H2 | Base |
| 2008 - 2010 | Hummer | H3 | Base, Alpha, Luxury, Adventure |
| 2009 | Hummer | H3 | Championship Series |
| 2008 - 2009 | Hummer | H3 | X |
| 2010 | Hummer | H3T | Adventure |
| 2009 - 2010 | Hummer | H3T | Base, Alpha |
| 2003 - 2006 | Isuzu | Ascender | Base, LS |
| 2003 - 2005 | Isuzu | Ascender | Limited |
| 2004 - 2005 | Isuzu | Ascender | S |
| 1998 - 2002 | Pontiac | Firebird | Formula, Base, Trans Am |
| 2005 - 2007 | Pontiac | Grand Prix | GT |
| 2005 | Pontiac | Grand Prix | GTP |
| 2005 - 2008 | Pontiac | Grand Prix | GXP, Base |
| 2004 | Pontiac | GTO | Base |
| 2006 - 2009 | Saab | 9-7x | 5.3i, 4.2i |
| 2008 - 2009 | Saab | 9-7x | Aero |
| 2005 | Saab | 9-7x | Linear, Arc |


























