SBC MUSCLE SERIES VALVE COVERS,FINNED,NA
Chevrolet Small Block - Perimeter Bolt - Cast Aluminum
Overview
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:
- 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
- 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
- Standard height valve cover with pre-installed internal oil baffles
About Holley

Holley Performance Brands is the undisputed leader in carburetors, fuel pumps, fuel injection, intake manifolds, fuel injection, and fuel systems.
Specs
| Application | Small Block Chevy |
|---|---|
| Baffle Included | Yes |
| Bolt Pattern | Perimeter |
| Brand | Holley |
| Breather Cap Included | No |
| Breather(s) Included | No |
| Category | Engine |
| Color | Natural |
| Construction | Die Cast Aluminum |
| Emission Code | 3 |
| Finish | Natural |
| Gaskets Included | No |
| Grade Type | Performance |
| Gromment(s) Included | Yes - OEM style square with 3/4" PCV and breather tube hole |
| Grommets Included | Yes |
| Hold Down Tabs Included | No |
| Internal Dimensions | 2.45" |
| Logo | Holley Badge |
| Material | Cast Aluminum |
| Mounting Hardware Included | No |
| Oil Filler Cap Included | Yes |
| Part Type | Engine Valve Cover Set |
| Product Type | Valve Cover |
| Sub Category | Cylinder Block Components |
| Valve Cover Gasket included | No |
| Warranty | Limited 90 Day |
| UPC | 090127731086 |
| Part Number | 241-134 |
Emissions
3
This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.
The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:
- 1965 and older U.S. manufactured California Certified vehicles
- 1967 and older U.S. manufactured Federally Certified vehicles
- 1967 and older Foreign manufactured vehicle
WARNING: It is against the law to install this part on an Emissions Controlled Vehicle
The following vehicles are considered Emissions Controlled Vehicles:
- 1966 and newer U.S. manufactured California Certified vehicles
- 1968 and newer U.S. manufactured Federally Certified vehicles
- 1968 and newer Foreign manufactured vehicle
Tech Resources
Warranty Information
Limited 90 Day: See Details
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