Car Boat Motorcycle Powersports Camper Recreation Truck Tools Guaranteed vehicle fit Military & first responder discount Easy Returns
Your cart 0 items
Subtotal $0.00
VIEW CART →

(16) Ultra Pro Magnum Roller Rockers - Bolt Down - GM LS3/L99/L76/Rectangle Port Heads

Part Number 1678-16 (132700544)
UPC: 36584240686
Package contents: 1 Kit per Box
Select vehicle for guaranteed fit
MADE IN USA
$556.95
In stockShips by 27th Oct

Description

New LS-Specific Ultra Pro Magnumâ„¢ Rocker Arms From COMP Cams Increase Ratio And Stiffness Over Stock Rockers, While Also Increasing Lift without The Need To Swap Cams. As LS engines continue to grow in popularity, COMP Cams has expanded its line of Rocker arms to build components specific to LS Applications.

For LS3/L99/L76 - Rectangle Port Head LS Applications
Full Set Of 16 Bolt Down Rockers - Includes Bolts
1.8:1 Ratio

COMP Cams® is the leading American manufacturer of high-quality, performance-based internal engine components, including camshafts, valve springs, rocker arms, lifters, pushrods, and other valve train components. We help our customers with innovative technological advancements through extensive research and development. Our quality workmanship and engineering ensure confidence for racers and street performance enthusiasts. COMP Cams is a proud member of the Edelbrock Group family of brands, which include Edelbrock®, FAST® (Fuel Air Spark Technology), TCI® Automotive, Russell® Performance and Lunati Power®. Headquartered in Olive Branch, Mississippi, COMP Cams remains an innovative American company focused on results-driven technology and superior customer support. We believe in the automotive lifestyle and continue to support the passion for our American pastime. For more information about the Edelbrock Group or any partner brands, visit www.edelbrockgroup.com.

Fitment

This part fits the following vehicles.

  • 2009-2015 Cadillac CTS
  • 2007-2016 Cadillac Escalade
  • 2007-2016 Cadillac Escalade ESV
  • 2007-2013 Cadillac Escalade EXT
  • 2007-2009 Chevrolet Avalanche
  • 2010-2016 Chevrolet Camaro
  • 2008-2013 Chevrolet Corvette
  • 2007-2013 Chevrolet Silverado 1500
  • 2014-2017 Chevrolet SS
  • 2007-2009 Chevrolet Suburban 1500
  • 2008-2009 Chevrolet Tahoe
  • 2008, 2011-2013, 2015-2016 GMC Sierra
  • 2007-2013 GMC Sierra 1500
  • 2007-2014 GMC Yukon
  • 2007-2014 GMC Yukon XL 1500
  • 2008-2009 Hummer H2
  • 2008-2009 Pontiac G8

Features & benefits

  • New Melling rocker arms should always be part of a new valve train build. To make selection of the desired combination of rocker arms and installation hardware easier, Melling offers rocker arm kits that provide the rocker arm and correct fulcrum, bolt and stud combinations for your engine application.

Specifications

Amazon ASIN B00N6LMJ18
C.A.R.B. E.O. Number N/A
C.A.R.B. Exempt For On-Road Vehicles? No
C.A.R.B. Exemption Reason N/A
Color Tan
Country Of Origin USA
Engine Family LS3 (Factory Offset)
Maximum Valve Spring Open Pressure 850
Rocker Arm Material 8650 Chromemoly Steel
Rocker Arm Ratio 1.8
Rocker Arm Series Ultra Pro Magnum
Rocker Stud Diameter Pedestal Mount
Street Legal Yes

Videos and guides

California residents

WARNING: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer. For more information go to www.P65Warnings.ca.gov.

$556.95

Recently viewed products

Unlock Your iD Perks

Subscribe to our newsletter to receive exclusive offers, product recommendations, expert tips and more.