
GM BBC FAB ALUM VALVE CVR, SLV
1965-2000 Chevrolet Big Block - 396-454 Cubic Inch - Smooth Top w/Hole - Long Bolt
Features:
- Modern laser etched “Chevrolet” and Bow Tie logo
- High quality 100% TIG welded construction from 6061 T5 aluminum
- Thick 1/4" 1-piece billet aluminum gasket flange for excellent sealing
- Pre-punched 1.25" breather openings with baffles
- Available for Small Block, Big Block, and LS engines
- Includes mounting hardware
- Sold as a pair
About Holley

Holley Performance Brands is the undisputed leader in carburetors, fuel pumps, fuel injection, intake manifolds, fuel injection, and fuel systems.
Application | Big Block Chevy |
---|---|
Baffle Included | Yes |
Bolt Pattern | Perimeter |
Brand | Holley |
Breather Cap Included | No |
Breather Opening Size | 1.25 inch |
Breather(s) Included | No |
Category | Engine |
Valve Covers | |
Category Filter | Valve Covers |
Color | Silver |
Construction | Fabricated |
Emission Code | 3 |
Finish | Silver |
Flange Thickness | 0.25 inch |
Gaskets Included | No |
Grade Type | Performance |
Gromment(s) Included | No |
Grommets Included | No |
Height | 3.500" |
Hold Down Tabs Included | No |
Length | 22.125 inch |
Logo | Chevrolet with Bowtie |
Material | Fabricated Aluminum |
Mounting Hardware Included | Yes |
Oil Fill | Yes |
Oil Filler Cap Included | No |
Product Type | Valve Cover |
Style | Short Bolt BBC |
Valve Cover Gasket included | No |
Warranty | Limited 90 Day |
Width | 6.75 inch |
UPC | 090127003923 |
Part Number | 241-280 |
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
SHIPPING: Most shipments via UPS ground or USPS priority service. 3-Day Select, 2nd Day Air, and Next Day Air are also available at an additional charge. Customer pays all freight charges. All Shipping on Large Items such as, Complete A/C kits, Front End Components, Serpentine kits, etc. will be subject to Standard UPS Ground Daily Rates unless specified otherwise. Handling Fees are non-refundable. International customers are responsible for ALL duties/taxes on international shipments.
RETURNS: All returns must have an RGA (Return Goods Authorization) number on the outside of the box and be returned within 30 days or they will be refused. Call (864) 848-0601 to obtain an RGA number. All returns are subject to a 15% restocking fee—resalable items only. NO RETURNS AT ANY SHOWS—NO EXCEPTION! If you paint it, mount it, install it—you bought it. Check your order upon receipt, shortages will not be honored after 7 days. Returns must have freight pre-paid. COD returns will be refused. NO RETURN ON SPECIAL ORDERS OR ELECTRICAL ITEMS. (Keyless entry, wiper motor, etc) Are not refundable unless defective.
Please visit our Company Policies page for more information or feel free to contact us with any questions!
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