Chevrolet Gen III/IV LS - Cast Aluminum - Coil-Mounting Base & Integrated Coil Cover
Holley's new 2-Piece LS valve covers are a great way to update the look of your LS engine without the use of complicated adapter systems or the hassle of remote coil relocation. These modular LS valve covers feature an OE height, internally baffled LS valve cover base with integrated coil mounts for popular Gen I and Gen V style LS coil bodies (coils not included), and a vintage style finned overcover that hides the unsightly LS coils and messy wiring harness - allowing the full performance benefits of coil-on-cover ignition setups without the robotic styling. Each modular coil cover features a simplified version of our Vintage Series style fins that seamlessly blends with other finned Holley dress-up accessories such as our LS valley covers and 14" round air cleaners. The coil cover also features cast-in provisions for the spark plug boots and coil wiring harness so no extensions or custom wiring is required. Each 2-Piece LS valve cover set includes a low-profile billet oil fill cap, hardware and spacers for mounting both versions of LS coil bodies, and 12-point dress up hardware and rubber grommets for the coil covers. These modular LS valve covers are available in 5 unique finishes: natural cast, polished, satin black, factory orange, and gloss red (black, factory orange and gloss red sets feature machined fins).
  • Cast aluminum 2-Piece LS valve covers designed to mount and hide both Gen I and Gen V style LS coil bodies
  • Retain the performance of factory coil-on-cover ignition without the unsightly styling
  • Base fits LS1, LS2, LS3, LS6 and LS7 engines
  • Base features internally baffled ventilation system
  • Clearance for .750” lift cam with stock style rocker arms
  • Coil cover features Holley vintage style fins and cast-in wiring provisions
  • No coil relocation, wire harness extensions, or custom spark plug wires required
  • Includes low-profile billet oil fill cap
  • Includes all necessary coil mounting and dress-up hardware

Information:

The OE Camaro and Corvette accessory brackets may need to be clearanced when installing Holley 2-Piece LS and Tall LS valve covers and coils.

Application Summary:

Year Make/Model
2008-2009 Buick LaCrosse
2004-2007 Buick Rainier
2004-2007 Cadillac CTS
2009-2015 Cadillac CTS
2002-2013 Cadillac Escalade
2003-2006 Cadillac Escalade ESV
2002-2006 Cadillac Escalade EXT
2007-2013 Chevrolet Avalanche
2002-2006 Chevrolet Avalanche 1500
1998-2002 Chevrolet Camaro
2010-2015 Chevrolet Camaro
2011-2017 Chevrolet Caprice
2009-2012 Chevrolet Colorado
1997-2013 Chevrolet Corvette
2003-2014 Chevrolet Express 1500
2003-2017 Chevrolet Express 2500
2003-2017 Chevrolet Express 3500
2006-2009 Chevrolet Impala
2006-2007 Chevrolet Monte Carlo
1999-2007 Chevrolet Silverado 1500
2007 Chevrolet Silverado 1500 Classic
2007 Chevrolet Silverado 1500 HD Classic
1999-2005 Chevrolet Silverado 2500
2014-2017 Chevrolet Silverado 2500
2001-2017 Chevrolet Silverado 2500 HD
2007 Chevrolet Silverado 2500 HD Classic
2001-2006 Chevrolet Silverado 3500
2013 Chevrolet Silverado 3500
2016-2017 Chevrolet Silverado 3500
2007 Chevrolet Silverado 3500 Classic
2007-2017 Chevrolet Silverado 3500 HD
2014-2017 Chevrolet SS
2003-2006 Chevrolet SSR
2014-2017 Chevrolet Suburban
2000-2014 Chevrolet Suburban 1500
2000-2013 Chevrolet Suburban 2500
2016-2017 Chevrolet Suburban 3500 HD
2000-2014 Chevrolet Tahoe
2006-2009 Chevrolet Trailblazer
2003-2006 Chevrolet Trailblazer EXT
2009-2012 GMC Canyon
2005-2009 GMC Envoy
2003-2006 GMC Envoy XL
2004-2005 GMC Envoy XUV
2003-2014 GMC Savana 1500
2003-2017 GMC Savana 2500
2003-2017 GMC Savana 3500
2007 GMC Sierra
1999-2014 GMC Sierra 1500
2007 GMC Sierra 1500 Classic
2001-2003 GMC Sierra 1500 HD
2005-2006 GMC Sierra 1500 HD
2007 GMC Sierra 1500 HD Classic
1999-2004 GMC Sierra 2500
2001-2017 GMC Sierra 2500 HD
2007 GMC Sierra 2500 HD Classic
2001-2006 GMC Sierra 3500
2007 GMC Sierra 3500 Classic
2007-2017 GMC Sierra 3500 HD
2000-2014 GMC Yukon
2000-2014 GMC Yukon XL 1500
2000-2013 GMC Yukon XL 2500
2003-2009 Hummer H2
2008-2010 Hummer H3
2003-2006 Isuzu Ascender
1998-2002 Pontiac Firebird
Attributes
Application GM LS Engines, GM LS Engines
Baffle Included Yes, Yes
Bolt Pattern Center Bolt
Brand Holley, Holley
Breather(s) Included No, No
California Proposition 65 WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Category Engine
Coil Mounting Studs Yes, on Baseplate, Yes, on Baseplate
Coil Options with Coil Stands, with Coil Stands
Construction Die Cast Aluminum, Die Cast Aluminum
Country of Origin (Primary) CN
Cylinder Head Type Standard
Design Type 2-Piece LS, 2-Piece LS
Emission Code 4, 2, Not in CA
Engine Make/Size Chevy LS Series
Features Finned, Finned
Finish Satin Black Machined, Black
GTIN 00090127052020
Gasket Included No, No
Gaskets Included No, No
Gromment(s) Included No, No
Harmonized Tariff Code (Schedule B) 8409915085
Hazardous Material Code N
Height 3.75", 3.75"
Life Cycle Status Code Available to Order
Logo None, None
Material Cast Aluminum
Mounting Hardware Included Yes
NAFTA Preference Criterion Code B
Oil Fill Yes, Yes
Oil Fill Cap Included Yes, Yes
Product Type Valve Cover, Valve Cover
Quantity Pair, Pair
SDR Required Flag N
Sale Category Engine
Style 2-Piece LS, Finned
Sub Category Cylinder Block Components
Type of Component Valve Cover, Valve Cover
Valve Cover Style Standard
Valvetrain Clearance .750 lift cam with stock style rocker arms, .750" lift cam with stock style rocker arms
Warning California Proposition 65, California Proposition 65
Warranty Limited 90 Day, Manufacturer's Limited 90 Day Warranty
part type Engine Valve Cover Set

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NEW! Holley 241-182 2-PIECE CAST ALUM. V/C,SATIN BLK FINISH

Product Information

  • Brand: Holley
  • Product Number: 241-182

Vehicle Fitment