Skip to product information
FR SPORT
COMP Cams Rocker Arm Gm LS3 1.8 Bolt Do 1678-1
$51.95
Frequently bought together
Free shipping on orders over $150
Hassle-free returns & exchanges
Secure checkout — Shop Pay, Apple Pay & all major cards
Product details
COMP Cams Rocker Arms 1678-1 Rocker Arm, GM LS3 1.8 Bolt Down COMP Cams Ultra Pro Magnum Roller Rocker Arm, 1.8 Ratio, Pedestal Mount, LS3, Single Piece COMP Cams Rocker Arm Gm LS3 1.8 Bolt Do
Vehicle Fitments:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2012 | Cadillac | CTS | 3.6L, 3.0L |
| 2011 - 2014 | Cadillac | CTS | Coupe |
| 2010 - 2015 | Cadillac | CTS | Performance |
| 2013 | Cadillac | CTS | V Luxury |
| 2009 - 2015 | Cadillac | CTS | V, Base, Luxury, Premium |
| 2014 - 2015 | Cadillac | CTS | Vsport Premium, Vsport |
| 2007 - 2014 | Cadillac | Escalade | Base |
| 2009 - 2013 | Cadillac | Escalade | Hybrid |
| 2010 - 2013 | Cadillac | Escalade | Hybrid Platinum |
| 2008 - 2014 | Cadillac | Escalade | Platinum |
| 2011 - 2014 | Cadillac | Escalade | Premium, Luxury |
| 2012 | Cadillac | Escalade | Special Edition |
| 2007 - 2014 | Cadillac | Escalade ESV | Base |
| 2008 - 2014 | Cadillac | Escalade ESV | Platinum |
| 2011 - 2014 | Cadillac | Escalade ESV | Premium, Luxury |
| 2012 | Cadillac | Escalade ESV | Special Edition |
| 2007 - 2013 | Cadillac | Escalade EXT | Base |
| 2011 - 2013 | Cadillac | Escalade EXT | Luxury, Premium |
| 2007 - 2009 | Chevrolet | Avalanche | Base, LTZ, LT, LS |
| 2011 - 2012 | Chevrolet | Camaro | 2SS, 1LT, 1SS |
| 2010 - 2015 | Chevrolet | Camaro | LS |
| 2016 | Chevrolet | Camaro | RS |
| 2010 - 2016 | Chevrolet | Camaro | SS, LT |
| 2014 - 2015 | Chevrolet | Camaro | Z/28 |
| 2012 - 2015 | Chevrolet | Camaro | ZL1 |
| 2008 | Chevrolet | Corvette | 427 Limited Edition Z06 |
| 2013 | Chevrolet | Corvette | 427, LT |
| 2010 - 2013 | Chevrolet | Corvette | Grand Sport |
| 2011 | Chevrolet | Corvette | Z06 Carbon |
| 2008 - 2013 | Chevrolet | Corvette | Z06, Base |
| 2009 - 2013 | Chevrolet | Corvette | ZR1 |
| 2009 - 2013 | Chevrolet | Silverado 1500 | Hybrid |
| 2007 - 2013 | Chevrolet | Silverado 1500 | LT, LS, Base, LTZ, WT |
| 2010 - 2013 | Chevrolet | Silverado 1500 | XFE |
| 2014 - 2017 | Chevrolet | SS | Base |
| 2007 - 2009 | Chevrolet | Suburban 1500 | Base, LS, LTZ, LT |
| 2007 | Chevrolet | Suburban 1500 | Z71 |
| 2008 - 2009 | Chevrolet | Tahoe | LTZ, LT, Base, LS, Z71, Hybrid |
| 2009 - 2013 | GMC | Sierra 1500 | Hybrid |
| 2007 - 2013 | GMC | Sierra 1500 | SLE, WT, SL, Denali, SLT |
| 2010 - 2013 | GMC | Sierra 1500 | XFE |
| 2007 - 2012 | GMC | Yukon | Base |
| 2010 - 2013 | GMC | Yukon | Denali Hybrid |
| 2007 - 2014 | GMC | Yukon | Denali, SLT, SLE |
| 2008 - 2013 | GMC | Yukon | Hybrid |
| 2007 - 2014 | GMC | Yukon XL 1500 | SLE, SLT, Denali |
| 2008 - 2009 | Hummer | H2 | Base, Adventure, Luxury |
| 2008 - 2009 | Pontiac | G8 | Base, GT |
| 2009 | Pontiac | G8 | GXP |
SKU: 11F5Y
Why customers choose Ride Rite
Tesla & EV specialists
Every part is matched to your exact car — verified fitment, not a generic catalog.
Mobile install across the Bay Area
Skip the shop — our team comes to you for professional installation throughout California.
Free, fast shipping
Orders over $150 ship free and fully tracked, with most parts leaving the warehouse quickly.
Real human support
Talk to actual suspension specialists before and after your purchase — never a call center.





