Holley 241-134 Valve Covers Muscle Series Finned SBC Natural Chevrolet Small Block Perimeter Bolt Cast Aluminum

Holley is pleased to introduce their Muscle Series Small Block Chevy valve covers inspired by 1970's era GM factory L82/LT1/Z28 equipped engines. These valve covers are a continuation of Holley's Vintage Series valve cover line featuring a classic finned design and retro styling cues.

Each set consists of one valve cover with a twist-in oil fill knockout (oil fill cap included) and one with a recessed area to place an adhesive backed Holley emblem (also included) or any round emblem of your choice.

Features and Benefits:

• Designed to fit all 1958-86 Small Block Chevy engines with perimeter bolt patterns Die-Cast aluminum construction ensures high detail and reduces the opportunity for warping of the valve cover flange and oil leaks Standard height valve cover with pre-installed internal oil baffles Factory style twist-in oil fill cap, round Holley emblem, and square oil fill and PCV grommets included Available in four finishes to best suit your custom build: natural, polished, gloss black, factory orange

Associated Comments:

• Notice: Natural finish parts are straight from the die cast tooling. These parts are intended to be brush finished, polished, painted, etc.
• prior to use. These parts will have some visual inconsistencies and tooling marks from the manufacturing process.
• These cast aluminum valves covers these may be slightly taller than OEM, however they are not designed to work with roller style rocker arms.

Details:

• Application: Small Block Chevy
• Baffle Included: Yes
• Bolt Pattern: Perimeter
• Breather Cap Included: No
• Breather(s) Included: No
• Color: Natural
• Construction: Die Cast Aluminum
• Finish: Natural
• Gaskets Included: No
• Grade Type: Performance
• Grommets Included: Yes
• Hold Down Tabs Included: No
• Internal Dimensions: 2.45 Inch
• Logo: Holley Badge
• Material: Cast Aluminum
• Mounting Hardware Included: No
• Oil Filler Cap Included: Yes
• Valve Cover Gasket Included: No
• Warranty: Manufacturer's Limited 90 Day Warranty

Installation Guide: Download PDF

Installation / Product Video: Watch on YouTube

⚠️ California Proposition 65 Warning
California Residents: This product can expose you to chemicals which are known to the State of California to cause cancer or other reproductive harm. Please visit www.p65warnings.ca.gov for more information.