DinanAuthorized Reseller

Holley GM Licensed Valve Cover - Muscle Series - SBC - Center Bolt - Natural for Chevrolet, GMC and Pontiac

Part # 241-290

  • 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

Description

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).

Specifications

ApplicationGM SBC ZZ6/Vortec
Baffle IncludedYes
Bolt PatternCenter Bolt
Breather Cap IncludedNo
Breather(s) IncludedNo
ColorNatural
ConstructionDie Cast Aluminum
FinishNatural
Gaskets IncludedNo
Grade TypePerformance
Gromment(s) IncludedYes
Grommets IncludedYes
Hardware IncludedYes
HeightStandard
Hold Down Tabs IncludedNo
LogoChevrolet with Bowtie
MaterialCast Aluminum
Mounting Hardware IncludedYes
Oil Filler Cap IncludedNo
StyleSBC Center Bolt
Valve Cover Gasket IncludedNo
UPC / GTIN00090127001233
WarrantyManufacturer's Limited 90 Day Warranty

Fits these vehicles

YearMakeModelSubmodelEngine
1987ChevroletBlazerCustom Deluxe, Silverado5.0L V8, 5.7L V8
1988 - 1991ChevroletBlazerScottsdale, Silverado5.7L V8
1992 - 1993ChevroletBlazerCheyenne, Silverado5.7L V8
1994ChevroletBlazerBase, Silverado, Silverado Sport5.7L V8
1988 - 1989ChevroletC1500Cheyenne, Scottsdale, Silverado5.0L V8, 5.7L V8
1990 - 1992ChevroletC1500Cheyenne, Scottsdale, Silverado, WT5.0L V8, 5.7L V8
1993ChevroletC1500Cheyenne, Silverado, WT5.0L V8, 5.7L V8
1994 - 1997ChevroletC1500Base, Cheyenne, Silverado, WT5.0L V8, 5.7L V8
1998ChevroletC1500Cheyenne, Silverado, WT5.0L V8, 5.7L V8
1999ChevroletC1500LS5.0L V8, 5.7L V8
1992 - 1994ChevroletC1500 SuburbanBase, Silverado5.7L V8
1995 - 1997ChevroletC1500 SuburbanBase, LS, LT5.7L V8
1998ChevroletC1500 SuburbanBase, LS5.7L V8
1999ChevroletC1500 SuburbanBase, LS, LT5.7L V8
1987ChevroletC20Base, Cheyenne5.7L V8
1988 - 1992ChevroletC2500Base, Cheyenne, Scottsdale, Silverado5.0L V8, 5.7L V8
1993ChevroletC2500400 SS, Cheyenne, Custom, Silverado5.0L V8, 5.7L V8
1994ChevroletC2500Base, Cheyenne, Silverado, WT5.0L V8, 5.7L V8
1995ChevroletC2500400 SS, 60th Anniversary, Base, Cheyenne, Custom, Silverado, WT5.0L V8, 5.7L V8
1996 - 1997ChevroletC2500400 SS, Base, Cheyenne, Custom, Silverado5.0L V8, 5.7L V8
1998ChevroletC2500400 SS, Base, Cheyenne, Custom, Silverado, WT5.0L V8, 5.7L V8
1999ChevroletC2500400 SS, Austera, Base, Cheyenne, Custom, LS5.0L V8, 5.7L V8
2000ChevroletC2500Base, LS5.7L V8
1992 - 1994ChevroletC2500 SuburbanBase, Silverado5.7L V8
1995 - 1997ChevroletC2500 SuburbanBase, LS, LT5.7L V8
1998 - 1999ChevroletC2500 SuburbanBase, LS5.7L V8
1987 - 1994ChevroletC35Base5.7L V8
1995ChevroletC35Base, Cheyenne, Custom, Tipico5.7L V8
1996ChevroletC35Base, Cheyenne, Tipico5.7L V8
1997 - 1998ChevroletC35Base, Cheyenne, Heavy Duty, Tipico5.7L V8
1999ChevroletC35Cheyenne, Custom, Heavy Duty5.7L V8
2000ChevroletC35Custom, Heavy Duty5.7L V8
1988 - 1992ChevroletC3500Cheyenne, Scottsdale, Silverado5.7L V8
1993ChevroletC3500Cheyenne, Silverado5.7L V8
1994 - 1997ChevroletC3500Base, Cheyenne, Silverado5.7L V8
1998ChevroletC3500Cheyenne, Silverado5.7L V8
1999 - 2000ChevroletC3500Base, LS5.7L V8
1987ChevroletCamaroIroc-Z, LT, Sport, Z285.0L V8, 5.7L V8
1988ChevroletCamaroBase, Iroc-Z5.0L V8, 5.7L V8
1989 - 1990ChevroletCamaroIroc-Z, RS5.0L V8, 5.7L V8
1991ChevroletCamaroRS, Z285.0L V8, 5.7L V8
1992ChevroletCamaroRS, RS Heritage Edition, Z28, Z28 Heritage Edition5.0L V8, 5.7L V8
1993ChevroletCamaroIndianapolis 500 Pace Car, Z285.7L V8
1994 - 1997ChevroletCamaroZ285.7L V8
1987 - 1990ChevroletCapriceBase, Classic, Classic Brougham, Classic LS Brougham5.0L V8, 5.7L V8
1991 - 1992ChevroletCapriceBase, Classic, Classic LTZ5.0L V8, 5.7L V8
1993ChevroletCapriceClassic, Classic LS, Classic LTZ5.0L V8, 5.7L V8
1994ChevroletCapriceClassic, Classic LS5.7L V8
1995 - 1996ChevroletCapriceClassic5.7L V8
1987ChevroletCorvetteBase5.7L V8
1988ChevroletCorvette35th Anniversary Edition, Base5.7L V8
1989ChevroletCorvetteBase5.7L V8
1990 - 1992ChevroletCorvetteBase, ZR-15.7L V8
1993ChevroletCorvette40th Anniversary Edition, Base, ZR-15.7L V8
1994ChevroletCorvetteBase, ZR-15.7L V8
1995ChevroletCorvetteBase, Indianapolis 500 Pace Car, ZR-15.7L V8
1996ChevroletCorvetteBase, Collector's Edition, Grand Sport5.7L V8
1987ChevroletEl CaminoBase, SS5.0L V8
1996 - 2000ChevroletExpress 1500Base, LS5.0L V8, 5.7L V8
2001 - 2002ChevroletExpress 1500Base, LS, LT5.0L V8, 5.7L V8
1996 - 2002ChevroletExpress 2500Base, LS5.0L V8, 5.7L V8
1996 - 2002ChevroletExpress 3500Base, LS5.7L V8
1987ChevroletG10Beauville, Bonaventure, Chevy Van, Sportvan5.0L V8, 5.7L V8
1988 - 1993ChevroletG10Beauville, Chevy Van, Sportvan5.0L V8, 5.7L V8
1994 - 1995ChevroletG10Beauville, Chevy Van, Sportvan5.0L V8
1987 - 1995ChevroletG20Beauville, Chevy Van, Sportvan5.0L V8, 5.7L V8
1987 - 1996ChevroletG30Beauville, Chevy Van, Hi-Cube, Sportvan5.7L V8
1994 - 1996ChevroletImpalaSS5.7L V8
1988 - 1989ChevroletK1500Cheyenne, Scottsdale, Silverado5.0L V8, 5.7L V8
1990ChevroletK1500Cheyenne, Scottsdale, Silverado, WT5.0L V8, 5.7L V8
1991ChevroletK1500Cheyenne, Scottsdale, Silverado, Sport, WT5.0L V8, 5.7L V8
1992ChevroletK1500Cheyenne, Scottsdale, Silverado, WT5.0L V8, 5.7L V8
1993ChevroletK1500Cheyenne, Silverado, WT5.0L V8, 5.7L V8
1994 - 1997ChevroletK1500Base, Cheyenne, Silverado, WT5.0L V8, 5.7L V8
1998ChevroletK1500Cheyenne, Silverado, WT5.0L V8, 5.7L V8
1999ChevroletK1500LS5.0L V8, 5.7L V8
1992 - 1994ChevroletK1500 SuburbanBase, Silverado5.7L V8
1995 - 1997ChevroletK1500 SuburbanBase, LS, LT5.7L V8
1998ChevroletK1500 SuburbanBase, LS5.7L V8
1999ChevroletK1500 SuburbanBase, LS, LT5.7L V8
1988 - 1992ChevroletK2500Cheyenne, Scottsdale, Silverado5.0L V8, 5.7L V8
1993ChevroletK2500Cheyenne, Silverado5.0L V8, 5.7L V8
1994 - 1995ChevroletK2500Base, Cheyenne, Silverado, WT5.0L V8, 5.7L V8
1996ChevroletK2500Base, Cheyenne, Silverado5.7L V8
1997ChevroletK2500Base, Cheyenne, Silverado5.0L V8, 5.7L V8
1998ChevroletK2500Cheyenne, Silverado, WT5.0L V8, 5.7L V8
1999 - 2000ChevroletK2500Base, LS5.7L V8
1992 - 1994ChevroletK2500 SuburbanBase, Silverado5.7L V8
1995 - 1997ChevroletK2500 SuburbanBase, LS, LT5.7L V8
1998 - 1999ChevroletK2500 SuburbanBase, LS5.7L V8
1988 - 1992ChevroletK3500Cheyenne, Scottsdale, Silverado5.7L V8
1993ChevroletK3500Cheyenne, Silverado5.7L V8
1994 - 1997ChevroletK3500Base, Cheyenne, Silverado5.7L V8
1998ChevroletK3500Cheyenne, Silverado5.7L V8
1999 - 2000ChevroletK3500Base, LS5.7L V8
1987 - 1988ChevroletMonte CarloBase, LS, SS5.0L V8
1997 - 1999ChevroletP30Base5.7L V8
2002ChevroletP30Base5.7L V8
1987ChevroletR10Custom Deluxe, Scottsdale, Silverado5.0L V8, 5.7L V8
1987ChevroletR10 SuburbanCustom Deluxe, Scottsdale, Silverado5.0L V8, 5.7L V8
1988ChevroletR10 SuburbanScottsdale, Silverado5.7L V8
1989 - 1991ChevroletR1500 SuburbanScottsdale, Silverado5.7L V8
1987ChevroletR20Custom Deluxe, Scottsdale, Silverado5.0L V8, 5.7L V8
1988ChevroletR20Cheyenne, Custom Deluxe, Scottsdale, Silverado5.0L V8, 5.7L V8
1987ChevroletR20 SuburbanCustom Deluxe, Scottsdale, Silverado5.7L V8
1988ChevroletR20 SuburbanScottsdale, Silverado5.7L V8
1989ChevroletR2500Silverado5.7L V8
1989 - 1991ChevroletR2500 SuburbanScottsdale, Silverado5.7L V8
1987ChevroletR30Custom Deluxe, Scottsdale, Silverado5.7L V8
1988ChevroletR30Cheyenne, Custom Deluxe, Scottsdale, Silverado5.7L V8
1989 - 1990ChevroletR3500Cheyenne, Scottsdale, Silverado5.7L V8
1991ChevroletR3500Cheyenne, Silverado5.7L V8
2001 - 2002ChevroletSilverado 2500400 SS, Custom5.7L V8
2001 - 2002ChevroletSilverado 3500Base5.7L V8
2000 - 2001ChevroletSonoraBase, LS, LT5.7L V8
2002ChevroletSonoraLS, LT5.7L V8
1987 - 1994ChevroletSuburbanBase5.7L V8
1995 - 1996ChevroletSuburban 1500Cheyenne, Custom5.7L V8
1997ChevroletSuburban 1500SLE, SLT, SLX5.7L V8
1998ChevroletSuburban 1500LS, LT, LX5.7L V8
1999ChevroletSuburban 1500LS, LT5.7L V8
2000ChevroletSuburban 1500Base, LS, LT5.7L V8
2001 - 2002ChevroletSuburban 1500Base5.7L V8
1995 - 1999ChevroletTahoeBase, LS, LT5.7L V8
2000ChevroletTahoeLimited, Z715.7L V8
1987ChevroletV10Custom Deluxe, Scottsdale, Silverado5.0L V8, 5.7L V8
1987ChevroletV10 SuburbanCustom Deluxe, Scottsdale, Silverado5.7L V8
1988ChevroletV10 SuburbanScottsdale, Silverado5.7L V8
1989 - 1991ChevroletV1500 SuburbanScottsdale, Silverado5.7L V8
1987ChevroletV20Custom Deluxe, Scottsdale, Silverado5.7L V8
1987ChevroletV20 SuburbanCustom Deluxe, Scottsdale, Silverado5.7L V8
1988ChevroletV20 SuburbanScottsdale, Silverado5.7L V8
1989 - 1991ChevroletV2500 SuburbanScottsdale, Silverado5.7L V8
1987ChevroletV30Custom Deluxe, Scottsdale, Silverado5.7L V8
1988ChevroletV30Cheyenne, Custom Deluxe, Scottsdale, Silverado5.7L V8
1989 - 1990ChevroletV3500Cheyenne, Scottsdale, Silverado5.7L V8
1991ChevroletV3500Cheyenne, Silverado5.7L V8
1988 - 1993GMCC1500Sierra, Sierra SLE, Sierra SLX5.0L V8, 5.7L V8
1994 - 1996GMCC1500Sierra SL, Sierra SLE, Sierra SLT, Sierra Special5.0L V8, 5.7L V8
1997GMCC1500Sierra GT, Sierra SL, Sierra SLE, Sierra SLT, Sierra Special5.0L V8, 5.7L V8
1998GMCC1500Sierra SL, Sierra SLE, Sierra SLT, Sierra Special5.0L V8, 5.7L V8
1999GMCC1500Sierra SL, Sierra SLE, Sierra SLT5.0L V8, 5.7L V8
1992 - 1994GMCC1500 SuburbanBase, SLE5.7L V8
1995 - 1999GMCC1500 SuburbanBase, SLE, SLT5.7L V8
1988 - 1993GMCC2500Sierra, Sierra SLE, Sierra SLX5.0L V8, 5.7L V8
1994 - 1999GMCC2500Sierra SL, Sierra SLE, Sierra SLT5.0L V8, 5.7L V8
2000GMCC2500Sierra SL, Sierra SLE, Sierra SLT5.7L V8
1992 - 1994GMCC2500 SuburbanBase, SLE5.7L V8
1995 - 1999GMCC2500 SuburbanBase, SLE, SLT5.7L V8
1988 - 1993GMCC3500Sierra, Sierra SLE, Sierra SLX5.7L V8
1994 - 2000GMCC3500Sierra SL, Sierra SLE, Sierra SLT5.7L V8
1987GMCCaballeroBase, Diablo5.0L V8
1987 - 1993GMCG1500Rally, Rally STX, Vandura5.0L V8, 5.7L V8
1994 - 1995GMCG1500Rally, Rally STX, Vandura5.0L V8
1987 - 1995GMCG2500Rally, Rally STX, Vandura5.0L V8, 5.7L V8
1987 - 1988GMCG3500Magnavan, Rally, Rally Camper Special, Rally Custom, Rally STX, Vandura, Vandura Special5.7L V8
1989 - 1996GMCG3500Magnavan, Rally, Rally Camper Special, Rally STX, Vandura, Vandura Special5.7L V8
1987GMCJimmyBase, Sierra Classic5.0L V8, 5.7L V8
1988 - 1990GMCJimmyBase, Sierra Classic5.7L V8
1991GMCJimmyBase5.7L V8
1988 - 1992GMCK1500Sierra, Sierra SLE, Sierra SLX5.0L V8, 5.7L V8
1993GMCK1500Sierra, Sierra SLE, Sierra SLX, Sierra Sport5.0L V8, 5.7L V8
1994GMCK1500Sierra SL, Sierra SLE, Sierra SLT, Sierra Special5.0L V8, 5.7L V8
1995GMCK1500Sierra SL, Sierra SLE, Sierra SLS, Sierra SLT, Sierra Special5.0L V8, 5.7L V8
1996 - 1998GMCK1500Sierra SL, Sierra SLE, Sierra SLT, Sierra Special5.0L V8, 5.7L V8
1999GMCK1500Sierra SL, Sierra SLE, Sierra SLT5.0L V8, 5.7L V8
1992 - 1994GMCK1500 SuburbanBase, SLE5.7L V8
1995 - 1999GMCK1500 SuburbanBase, SLE, SLT5.7L V8
1988 - 1993GMCK2500Sierra, Sierra SLE, Sierra SLX5.0L V8, 5.7L V8
1994 - 1995GMCK2500Sierra SL, Sierra SLE, Sierra SLT5.0L V8, 5.7L V8
1996 - 1997GMCK2500Sierra SL, Sierra SLE, Sierra SLT5.7L V8
1998GMCK2500Sierra SL, Sierra SLE, Sierra SLT5.0L V8, 5.7L V8
1999 - 2000GMCK2500Sierra SL, Sierra SLE, Sierra SLT5.7L V8
1992 - 1994GMCK2500 SuburbanBase, SLE5.7L V8
1995 - 1999GMCK2500 SuburbanBase, SLE, SLT5.7L V8
1988 - 1993GMCK3500Sierra, Sierra SLE, Sierra SLX5.7L V8
1994 - 2000GMCK3500Sierra SL, Sierra SLE, Sierra SLT5.7L V8
1987GMCR1500Base, High Sierra, Sierra Classic5.0L V8, 5.7L V8
1987GMCR1500 SuburbanBase, High Sierra, Sierra Classic5.0L V8, 5.7L V8
1988 - 1989GMCR1500 SuburbanBase, Sierra Classic5.7L V8
1990GMCR1500 SuburbanBase, SLE5.7L V8
1991GMCR1500 SuburbanBase5.7L V8
1987GMCR2500Base, High Sierra, Sierra Classic5.0L V8, 5.7L V8
1988 - 1989GMCR2500Base, High Sierra, Sierra Classic5.7L V8
1987GMCR2500 SuburbanBase, High Sierra, Sierra Classic5.7L V8
1988 - 1989GMCR2500 SuburbanBase, Sierra Classic5.7L V8
1990GMCR2500 SuburbanBase, SLE5.7L V8
1991GMCR2500 SuburbanBase5.7L V8
1987 - 1989GMCR3500Base, High Sierra, Sierra Classic5.7L V8
1990 - 1991GMCR3500Base, SLE5.7L V8
1996 - 2000GMCSavana 1500Base, SLE5.0L V8, 5.7L V8
2001 - 2002GMCSavana 1500Base, SLT5.0L V8, 5.7L V8
1996 - 2000GMCSavana 2500Base, SLE5.0L V8, 5.7L V8
2001 - 2002GMCSavana 2500Base, SLT5.0L V8, 5.7L V8
1996 - 2000GMCSavana 3500Base, SLE5.7L V8
2001 - 2002GMCSavana 3500Base, SLT5.7L V8
1987GMCV1500Base, High Sierra, Sierra Classic5.0L V8, 5.7L V8
1987GMCV1500 SuburbanBase, High Sierra, Sierra Classic5.7L V8
1988 - 1989GMCV1500 SuburbanBase, Sierra Classic5.7L V8
1990GMCV1500 SuburbanBase, SLE5.7L V8
1991GMCV1500 SuburbanBase5.7L V8
1987GMCV2500Base, High Sierra, Sierra Classic5.7L V8
1987GMCV2500 SuburbanBase, High Sierra, Sierra Classic5.7L V8
1988 - 1989GMCV2500 SuburbanBase, Sierra Classic5.7L V8
1990GMCV2500 SuburbanBase, SLE5.7L V8
1991GMCV2500 SuburbanBase5.7L V8
1987 - 1989GMCV3500Base, High Sierra, Sierra Classic5.7L V8
1990 - 1991GMCV3500Base, SLE5.7L V8
1992GMCYukonBase, SLE, Sport5.7L V8
1993GMCYukonBase, GT, SLE5.7L V8
1994GMCYukonBase, SLE, Sport5.7L V8
1995GMCYukonBase, SLE, SLT5.7L V8
1996 - 1997GMCYukonSL, SLE, SLT5.7L V8
1998GMCYukonSLE, SLT5.7L V8
1999GMCYukonDenali, SLE, SLT5.7L V8
2000GMCYukonDenali5.7L V8
1987 - 1988PontiacFirebirdBase, Trans Am5.0L V8, 5.7L V8
1989 - 1992PontiacFirebirdBase, Formula, Trans Am, Trans Am GTA5.0L V8, 5.7L V8
1993PontiacFirebirdFormula, Trans Am5.7L V8
1994PontiacFirebirdFormula, Trans Am, Trans Am GT5.7L V8
1995 - 1997PontiacFirebirdFormula, Trans Am5.7L V8
1987PontiacGrand PrixBase, Brougham, LE5.0L V8