

Holley Performance 241-178 LS Valve Cover
Key item features
- Modular Design: These 2-piece cast aluminum LS valve covers are designed to mount and conceal both Gen I and Gen V style LS coil bodies, offering a clean aesthetic without compromising performance.
- Engine Compatibility: The base fits LS1, LS2, LS3, LS6, and LS7 engines, providing clearance for a .750 lift cam with stock-style rocker arms.
- Integrated Features: They include an internally baffled ventilation system and cast-in wiring provisions, eliminating the need for coil relocation, wire harness extensions, or custom spark plug wires.
- Aesthetic Enhancement: The coil cover features vintage valve cover styling with a prominent GM Licensed Chevrolet script logo, hiding unsightly coils and wiring.
- Included Hardware: Each set comes with a low-profile billet oil fill cap, all necessary coil mounting hardware, and 12-point dress-up hardware with rubber grommets for the coil covers.
- Finish Options: Available in five unique finishes: natural cast, polished, satin black, factory orange, and gloss red, with machined fins on the black, factory orange, and gloss red sets.
Specs
- Vehicle model241-178
- Vehicle makeChevrolet
- Vehicle fitment typeSpecific
- Automotive parts divisionPerformance
- BrandHolley
- Automotive specialty part typeValve Cover
- Free shipping
Free 90-day returns
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About this item
Product details
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 Chevrolet branded 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 prominent vintage Chevrolet logo that matches various other GM licensed Holley products. 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
- Coil cover features vintage valve cover styling with a prominent GM Licensed “Chevrolet†script logo and cast-in wiring provisions
- Base fits LS1, LS2, LS3, LS6 and LS7 engines with clearance for .750†lift cam with stock style rocker arms
- Base features internally baffled ventilation system
- 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
Specifications
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Automotive parts division
Warranty
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Compare with similar items
| Product | Viewing this itemHolley Performance 241-178 LS Valve Cover ![]() $665.95 current price $665.9512 out of 5 Stars. 1 reviews | Holley Performance 241-177 LS Valve Cover ![]() $665.95 current price $665.95 | Holley 241-190 2-Pc LS Pontiac Style Valve Covers - Natural Finish ![]() $614.95 current price $614.95 | Holley Performance 241-152 Engine Valve Cover Set ![]() $562.95 current price $562.95 | Holley Performance 241-112 Engine Valve Cover Set ![]() $315.59 current price $315.5933.3 out of 5 Stars. 3 reviews | Holley Performance 241-302 Engine Valve Cover Set ![]() $460.95 current price $460.95 | Holley Performance 241-135 Engine Valve Cover Set ![]() $442.95 current price $442.95 | Holley Performance 241-151 Engine Valve Cover Set ![]() $599.95 current price $599.95 | Holley Performance 241-88 Engine Valve Cover Set ![]() $306.95 current price $306.9511 out of 5 Stars. 1 reviews | Holley Performance 241-108 Engine Valve Cover Set ![]() $357.95 current price $357.95 |
|---|
| Vehicle model | 241-178Holley Performance 241-178 LS Valve Cover | 241-177Holley Performance 241-177 LS Valve Cover | 241-190Holley 241-190 2-Pc LS Pontiac Style Valve Covers - Natural Finish | Big Block ChevyHolley Performance 241-152 Engine Valve Cover Set | 241-112Holley Performance 241-112 Engine Valve Cover Set | Big BlockHolley Performance 241-302 Engine Valve Cover Set | Small BlockHolley Performance 241-135 Engine Valve Cover Set | Big Block ChevyHolley Performance 241-151 Engine Valve Cover Set | CORVETTEHolley Performance 241-88 Engine Valve Cover Set | Small Block ChevyHolley Performance 241-108 Engine Valve Cover Set |
|---|---|---|---|---|---|---|---|---|---|---|
| Vehicle make | ChevroletHolley Performance 241-178 LS Valve Cover | ChevroletHolley Performance 241-177 LS Valve Cover | GMHolley 241-190 2-Pc LS Pontiac Style Valve Covers - Natural Finish | CHEVYHolley Performance 241-152 Engine Valve Cover Set | -Holley Performance 241-112 Engine Valve Cover Set | ChevyHolley Performance 241-302 Engine Valve Cover Set | ChevroletHolley Performance 241-135 Engine Valve Cover Set | CHEVYHolley Performance 241-151 Engine Valve Cover Set | -Holley Performance 241-88 Engine Valve Cover Set | ChevroletHolley Performance 241-108 Engine Valve Cover Set |
| Vehicle fitment type | SpecificHolley Performance 241-178 LS Valve Cover | SpecificHolley Performance 241-177 LS Valve Cover | SpecificHolley 241-190 2-Pc LS Pontiac Style Valve Covers - Natural Finish | SpecificHolley Performance 241-152 Engine Valve Cover Set | SpecificHolley Performance 241-112 Engine Valve Cover Set | SpecificHolley Performance 241-302 Engine Valve Cover Set | SpecificHolley Performance 241-135 Engine Valve Cover Set | SpecificHolley Performance 241-151 Engine Valve Cover Set | SpecificHolley Performance 241-88 Engine Valve Cover Set | SpecificHolley Performance 241-108 Engine Valve Cover Set |
| Automotive parts division | PerformanceHolley Performance 241-178 LS Valve Cover | PerformanceHolley Performance 241-177 LS Valve Cover | PerformanceHolley 241-190 2-Pc LS Pontiac Style Valve Covers - Natural Finish | PerformanceHolley Performance 241-152 Engine Valve Cover Set | PerformanceHolley Performance 241-112 Engine Valve Cover Set | PerformanceHolley Performance 241-302 Engine Valve Cover Set | PerformanceHolley Performance 241-135 Engine Valve Cover Set | PerformanceHolley Performance 241-151 Engine Valve Cover Set | PerformanceHolley Performance 241-88 Engine Valve Cover Set | PerformanceHolley Performance 241-108 Engine Valve Cover Set |
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End result is great
I ordered these from the manufacturer. I had them installed professionally. What you are not told is these are guaranteed to work on an LS engine. What they don't tell you is depending on what car you have, 2013 Camaro SS, you have to modify a couple hoses, the driver side cover will not go on unless you either drain the Freon from your ac, and bend the pipe going into the firewall, or you have to take on the cover and cut out the holes, which is not seen. Otherwise, the cover will not go on. Mind you the driver side cover is the one that has to be taken off every time you do an oil change. It is a job to complete, but once you modify for your particular car, they really look good. Oh, you might as well drop the 35.00 for new valve gaskets and grommets, you will need them. When I called the manufacturer the support guy said, if your engine was on and engine stand, will the items fit. I said yes, he said well that is all we claim... So be prepared depending on where you live to drop at least 250.00 installation.










