Holley® - Muscle™ Valve Covers Holley® - Muscle™ Valve Covers Holley® - Muscle™ Valve Covers Holley® - Muscle™ Valve Covers Holley® - Muscle™ Valve Covers

Holley® 241-290 - Muscle™ Valve Covers

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Notes:

Caution: If Your Engine Has Non-Standard Valve Train Components, Such As A High-Lift Camshaft, Roller-Tip Rocker Arm, Higher Lift Ratio Rocker Arms, Stud Girdles, Etc., There May Be Insufficient Clearance When Using The Holley-Vintage Series
This is a Race Only product that is to be used solely for competition. It cannot be used on vehicles that are operated on public streets, roads or highways. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use, including recreational off-road use, could be in violation of local, state and federal laws. Shipping Restriction: CA, NY, ME

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$399.95

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Vehicle Fitment

Chevy

GMC

Specifications

Baffle Included	Yes
Bolt Pattern	Center Bolt
Breather(s) Included	No
Color	Natural
Construction	Die Cast Aluminum
Emission Code	3
Finish	Natural
Gaskets Included	No
Gromment(s) Included	Yes
Grommets Included	Yes
Hardware Included	Yes
Height	Standard
Hold Down Tabs Included	No
Logo	Chevrolet with Bowtie
Material	Cast Aluminum
Mounting Hardware Included	Yes
Oil Filler Cap Included	No
Style	SBC Center Bolt

Features

Additional 0.54” of internal clearance over factory height valve covers
Holley Vintage Series valve covers are designed to fit LS1, LS2, LS3, LS6 and LS7 engines
These covers come ready for installation with an OE style baffle and ventilation system, lengthened factory style mounting hardware, and a billet aluminum oil fill cap

Product Details

Muscle™ Valve Covers (241-290) by Holley®. Holley’s Vintage Series valve covers are the latest addition to their ever expanding line of products specifically designed for LS engines. Based on their existing tall LS valve covers, the new Vintage Series finned valve covers eliminate the coil-on-cover look and instead feature classically designed finned for a very retro look that can represent your loyalty to the Holley brand.

Installation

Holley® - Muscle™ Valve Covers Installation Instructions

As a tall LS valve cover they have added an additional 0.54” of internal clearance over factory height valve covers, which allows for additional valve train clearance and adds a muscular touch to your engine bay. The Holley Vintage Series valve covers are designed to fit LS1, LS2, LS3, LS6 and LS7 engines. These covers come ready for installation with an OE style baffle and ventilation system, lengthened factory style mounting hardware, and a billet aluminum oil fill cap. (Customers are encouraged to reuse or replace the flange gaskets specific to their application.)

Holley® - Muscle™ Valve Covers Installation Instructions Holley® - Warranty Holley® - Catalogs Holley Authorized Dealer FAQ Video About us

Brand:

Holley

Part Number:

241-290

UPC:

090127001233

Alternate MPN:

241290

Warranty

Holley warrants its products to be free from defects in materials or workmanship for a period of 90 days. The warranty period begins on the date the product is delivered.

Holley Performance Products Limited Warranty specifically does not apply to products, which have been (a) modified or altered in any way; (b) subjected to adverse conditions, such as misuse, neglect, accident, improper installation or adjustment, dirt or other contaminants, water, corrosion, or faulty repair; or (c) used in other than those applications recommended by Holley Performance Products. Holley Performance Products also does not warrant, and disclaims all liability for products used in racing activities and/or applications other than those specifically recommended in the current brand catalog.

Holley limits the warranty on Metallic Ceramic Coatings to be free from defects in material and workmanship for a period of 90 days from the date of purchase. This limited coating warranty does not apply to any products which have been subjected to adverse conditions, such as high heat encountered during engine break-in or if used during any racing activity.

Holley Performance Products warrants its new marine products to be free from defects in material and workmanship for a period of 90 days from date of purchase. For the safety and protection of persons and property, all United States Coast Guard and other marine product safety installation and use requirements and recommendations must be carefully studied and applied. The above recommendations include, but are not limited to the recommendation that the installation, adjustment, and repair of Holley carburetors or other marine products must be performed only by a trained mechanic having adequate marine fuel system experience, and in strict compliance with the applicable Holley installation, maintenance, and other instructions. Failure to follow such requirements and recommendations will void this Holley Marine Limited Warranty, and Holley disclaims any responsibility and/or liability for accidents resulting from such failure.

Holley® Performance Products warrants its Holley® Street Avenger™ Carburetor to be free from defects in material and workmanship for the life of the product on parts and one year on repair labor. After a period of one year, Holley® will charge standard rates for repair labor. For any Holley® Street Avenger™ Carburetor used in any type racing or off-road use will only be covered by a one (1) year limited warranty on parts and labor.

Holley® Performance Products warrants its Holley® Marine Avenger™ Carburetor to be free from defects in material and workmanship for the life of the product on parts and one year on repair labor. After a period of one year, Holley® will charge standard rates for repair labor. For any Holley® Marine Avenger™ Carburetor used in any type racing or off-road use will only be covered by a one (1) year limited warranty on parts and labor.

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