GM Licensed Valve Cover - Muscle Series - SBC - Center Bolt - Natural - Holley - 241-290

Holley's new GM Muscle Series accessories are the latest expansion to our officially licensed GM product line. These die-cast aluminum valve covers and air cleaner kits were designed to have a no-frills, modern style with prominent raised GM "Chevrolet and Bowtie" logos. Intended as an alternative to the existing GM ZZ6 accessories, Holley's GM Muscle Series dress up accessories can be the perfect addition to your engine bay if you are searching for a subtly custom variation from the OEM options. All GM Muscle Series accessories are available in four custom finishes: natural cast, polished, satin black, and factory orange (all finishes have machined "Chevrolet and Bowtie" logos aside from polished version). - The Small Block Chevy center bolt valve covers (designed to fit Vortec/ZZ4/ZZ5/ZZ6) feature a generous internal height for exceptional valve train clearance and include pre-installed internal baffling, polished mounting hardware, and oil fill / PCV grommets (valve cover gaskets not included).
Features clean, modern styling with high definition “Chevrolet and Bowtie” logo - Specifically designed for GM ZZ6 engines, but will fit all Small Block Chevy applications with center bolt style cylinder heads (Vortec, ZZ4, ZZ5, ZZ6) – polished mounting hardware included - Die-cast aluminum construction ensures high detail and reduces the opportunity for warping of the valve cover flange and oil leaks - Emissions compliant valve covers include pre-installed internal oil baffles as well as an oil fill plug and PCV grommet - Offered in four unique finishes to fit your style: natural cast aluminum with machined logo (ready for custom paint), polished, satin black with machined logo, and factory orange with machined logo
part type: Engine Valve Cover Set | Brand: Holley | Material: Cast Aluminum | Finish: Natural

Detailed Fitment Results
Year Make Model Engine Size Sub Model 1900 5 1900 5.7 1900 4.6 1900 6.6 1900 5.3 1900 4.3 1900 5.4 1900 4.9 1900 4.4 1987 Chevrolet Suburban 5.7 Base 1987 Chevrolet Blazer 5.7 Silverado / Custom Deluxe 1987 Chevrolet Blazer 5.0 Custom Deluxe / Silverado 1987 Chevrolet C20 5.7 Base / Cheyenne 1987 Chevrolet Camaro 5.7 Iroc-Z 1987 Chevrolet Camaro 5.0 Iroc-Z / Z28 / Sport / LT 1987 Chevrolet Caprice 5.0 Classic / Base / Classic LS Brougham / Classic Brougham 1987 Chevrolet Caprice 5.7 Base 1987 Chevrolet Corvette 5.7 Base 1987 Chevrolet El Camino 5.0 SS / Base 1987 Chevrolet G10 5.0 Sportvan / Chevy Van / Beauville / Bonaventure 1987 Chevrolet G10 5.7 Sportvan / Bonaventure 1987 Chevrolet G20 5.0 Chevy Van / Sportvan / Beauville 1987 Chevrolet G20 5.7 Chevy Van / Beauville / Sportvan 1987 Chevrolet G30 5.7 Beauville / Chevy Van / Sportvan / Hi-Cube 1987 Chevrolet Monte Carlo 5.0 LS / SS / Base 1987 Chevrolet R10 5.0 Scottsdale / Silverado / Custom Deluxe 1987 Chevrolet R10 5.7 Silverado / Custom Deluxe / Scottsdale 1987 Chevrolet R10 Suburban 5.7 Silverado / Scottsdale / Custom Deluxe 1987 Chevrolet R10 Suburban 5.0 Custom Deluxe / Scottsdale / Silverado 1987 Chevrolet R20 5.7 Custom Deluxe / Scottsdale / Silverado 1987 Chevrolet R20 5.0 Custom Deluxe / Scottsdale / Silverado 1987 Chevrolet R20 Suburban 5.7 Silverado / Scottsdale / Custom Deluxe 1987 Chevrolet R30 5.7 Scottsdale / Silverado / Custom Deluxe 1987 Chevrolet V10 5.0 Silverado / Custom Deluxe / Scottsdale 1987 Chevrolet V10 5.7 Silverado / Custom Deluxe / Scottsdale 1987 Chevrolet V10 Suburban 5.7 Scottsdale / Silverado / Custom Deluxe 1987 Chevrolet V20 5.7 Scottsdale / Custom Deluxe / Silverado 1987 Chevrolet V20 Suburban 5.7 Scottsdale / Silverado / Custom Deluxe 1987 Chevrolet V30 5.7 Custom Deluxe / Silverado / Scottsdale 1987 Chevrolet C35 5.7 Base 1987 GMC R1500 Suburban 5.7 Base / Sierra Classic / High Sierra 1987 GMC R1500 Suburban 5.0 High Sierra / Base / Sierra Classic 1987 GMC R2500 5.7 High Sierra / Base / Sierra Classic 1987 GMC R2500 5.0 High Sierra / Base / Sierra Classic 1987 GMC R2500 Suburban 5.7 Base / Sierra Classic / High Sierra 1987 GMC R3500 5.7 Base / High Sierra / Sierra Classic 1987 GMC V1500 Suburban 5.7 Base / Sierra Classic / High Sierra 1987 GMC V2500 Suburban 5.7 Base / Sierra Classic / High Sierra 1987 GMC V3500 5.7 Base / Sierra Classic / High Sierra 1987 GMC Caballero 5.0 Base / Diablo 1987 GMC G1500 5.0 Rally STX / Vandura / Rally 1987 GMC G1500 5.7 Rally STX / Rally 1987 GMC G2500 5.7 Rally / Rally STX / Vandura 1987 GMC G2500 5.0 Rally STX / Rally / Vandura 1987 GMC G3500 5.7 Rally Camper Special / Vandura / Rally STX / Vandura Special / Magnavan / Rally / Rally Custom 1987 GMC Jimmy 5.7 Base / Sierra Classic 1987 GMC Jimmy 5.0 Sierra Classic / Base 1987 GMC R1500 5.7 Base / High Sierra / Sierra Classic 1987 GMC R1500 5.0 Sierra Classic / Base / High Sierra 1987 GMC V1500 5.0 Base / High Sierra / Sierra Classic 1987 GMC V1500 5.7 Sierra Classic / High Sierra / Base 1987 GMC V2500 5.7 High Sierra / Sierra Classic / Base 1987 Pontiac Firebird 5.7 Trans Am / Base 1987 Pontiac Firebird 5.0 Trans Am / Base 1987 Pontiac Grand Prix 5.0 Base / LE / Brougham 1988 Chevrolet Suburban 5.7 Base 1988 Chevrolet Blazer 5.7 Silverado / Scottsdale 1988 Chevrolet C1500 5.7 Silverado / Cheyenne / Scottsdale 1988 Chevrolet C1500 5.0 Cheyenne / Silverado / Scottsdale 1988 Chevrolet C2500 5.7 Cheyenne / Silverado / Base / Scottsdale 1988 Chevrolet C2500 5.0 Cheyenne / Silverado / Scottsdale 1988 Chevrolet C3500 5.7 Silverado / Cheyenne / Scottsdale 1988 Chevrolet Camaro 5.7 Iroc-Z 1988 Chevrolet Camaro 5.0 Iroc-Z / Base 1988 Chevrolet Caprice 5.0 Classic / Base / Classic LS Brougham / Classic Brougham 1988 Chevrolet Caprice 5.7 Base 1988 Chevrolet Corvette 5.7 Base / 35th Anniversary Edition 1988 Chevrolet G10 5.0 Sportvan / Chevy Van / Beauville 1988 Chevrolet G10 5.7 Sportvan 1988 Chevrolet G20 5.0 Chevy Van / Sportvan / Beauville 1988 Chevrolet G20 5.7 Chevy Van / Beauville / Sportvan 1988 Chevrolet G30 5.7 Beauville / Chevy Van / Sportvan / Hi-Cube 1988 Chevrolet K1500 5.0 Cheyenn…