Cometic Gasket

Cometic Chevy BB Gen IV 396/402/427/454 H/G 4.320 inch Bore .051 inch MLS Head Gasket

SKU C5816-051

MPN cgsC5816-051

$103.89 · Available to order

Cometic Chevy BB Gen IV 396/402/427/454 H/G 4.320 inch Bore .051 inch MLS Head Gasket

Comprised of multiple embossed layers of stainless steel with the outer layers utilizing a Viton rubber coating. Compressed operating thickness is 0.051". Cometic MLS (Multi-Layer Steel) Head Gaskets provide maximum sealing performance for todays high output engines and require no sealants. MLS gaskets are ideal for both aluminum heads to aluminum blocks and aluminum heads to cast iron blocks. They can withstand the shearing force created by the two materials. MLS gaskets have increased strength because they are comprised of multiple layers of stainless steel; which also creates the ability to rebound and resist corrosion. The outer layers are embossed and coated on both sides with Viton (a flour elastomer rubber based material that is heat resistant to 250 C/ 482 F). Viton is designed to meet the demands of a variety of harsh sealing environments, load conditions, and surface finishes. The center or shim layer is uncoated stainless steel, which can be varied to accommodate multiple thickness requirements.

Confirmed vehicle fitment
YearsMakeModelSubmodelDrive
1979–1980GMCC1500Sierra Grande—
1981ChevroletC30Deluxe—
1976GMCK15Base—
1976GMCK15Sierra Grande—
1979ChevroletP20Step-Van—
1974ChevroletLagunaType S-3—
1967ChevroletChevelleDeluxe—
1979–1980GMCC1500Heavy Half—
1979–1980GMCK1500Sierra Grande—
1968–1974ChevroletC20 SuburbanBase—
1975–1978GMCC35Base—
1976ChevroletCapriceClassic Landau—
1973–1974ChevroletG30 VanBase—
1973ChevroletChevelleDeluxe—
1979–1980ChevroletK10Custom Deluxe—
1980ChevroletK20Custom Deluxe—
1984–1986ChevroletC20 SuburbanScottsdale—
1987–1990GMCR2500 SuburbanBase—
1989–1990ChevroletV3500Scottsdale—
1968ChevroletChevy IINova—
1975–1976ChevroletCapriceClassic Sport—
1987–1989GMCR3500Sierra Classic—
1976ChevroletK10Silverado—
1979–1986GMCC2500Sierra Classic—
1987–1988ChevroletR30Scottsdale—
1965–1972ChevroletChevelleSS—
1976GMCJimmyBase—
1979–1980GMCC1500Sierra Classic—
1976–1978ChevroletK5 BlazerCheyenne—
1975–1976GMCG25Vandura—
1987–1988ChevroletV20 SuburbanSilverado—
1975–1980ChevroletC10Silverado—
1989–1990ChevroletV3500Cheyenne—
1988–1990GMCC3500Sierra—
1973ChevroletMonte CarloS—
1965–1972ChevroletBiscayneBase—
1987–1989GMCR3500High Sierra—
1977ChevroletK30Custom Deluxe—
1967ChevroletCamaroRS—
1976–1978ChevroletK20Custom Deluxe—
1979–1980ChevroletK10Cheyenne—
1968–1974ChevroletC10 SuburbanBase—
1976GMCG35Magnavan—
1976GMCG35Vandura—
1970–1971ChevroletP20 VanBase—
1975–1976ChevroletG30Sportvan—
1968–1972ChevroletChevelleNomad—
1989–1990ChevroletR2500 SuburbanScottsdale—
1975–1976ChevroletImpalaSport—
1989–1990ChevroletR2500 SuburbanSilverado—
1990ChevroletC1500WT—
1988–1990ChevroletK3500Scottsdale—
1988–1990ChevroletC3500Scottsdale—
1973ChevroletP10 VanBase—
1988–1990ChevroletK3500Cheyenne—
1982–1986ChevroletC20 SuburbanSilverado—
1979–1986GMCK3500Sierra Classic—
1975–1978GMCC15 SuburbanSierra Classic—
1976–1977GMCK25 SuburbanSierra Grande—
1975–1980ChevroletC20 SuburbanScottsdale—
1979–1980GMCK1500High Sierra—
1981–1986ChevroletC30Custom—
1976–1977GMCK25 SuburbanBase—
1976GMCG35Vandura Special—
1990ChevroletC1500454 SS—
1980–1986ChevroletK30Silverado—
1987–1989GMCR2500 SuburbanSierra Classic—
1973ChevroletLagunaEstate—
1968–1974GMCK25/K2500 PickupBase—
1979–1986GMCK3500Base—
1973–1974ChevroletG20 VanSportvan—
1975GMCSprintHigh Sierra—
1975–1976ChevroletG30Beauville—
1988–1990GMCC3500Sierra SLE—
1975–1978GMCC25Sierra Classic—
1969–1972ChevroletBrookwoodBase—
1975ChevroletMalibuClassic Estate—
1990GMCR2500 SuburbanSLE—
1976ChevroletK10Scottsdale—
1976ChevroletP20Base—
1968ChevroletChevelle300—
1968–1974GMCK15/K1500 SuburbanBase—
1975–1978GMCC15Sierra Classic—
1975–1978GMCC35Sierra Grande—
1976GMCJimmySierra Classic—
1976–1978ChevroletK20Scottsdale—
1975–1986ChevroletC30Silverado—
1976–1978ChevroletK20Silverado—
1979–1980GMCC1500Base—
1975–1976ChevroletG30Chevy Van—
1965–1967ChevroletImpalaSS—
1968–1974GMCC35/C3500 PickupBase—
1974–1975ChevroletMalibuClassic—
1965–1967ChevroletMalibuBase—
1979–1982GMCK3500Sierra Grande—
1968–1974GMCC25/C2500 PickupBase—
1988–1990ChevroletG30Beauville—
1973–1974ChevroletMonte CarloLandau—
1970–1971GMCP35/P3500 VanBase—
1976–1978GMCK25Sierra Grande—
1979ChevroletP20Base—
1990ChevroletV2500 SuburbanSilverado—
1967ChevroletCamaroBase—
1987–1988ChevroletR20Scottsdale—
1971–1972ChevroletCamaroBase—
1968–1974GMCK35/K3500 PickupBase—
1975–1985ChevroletP30Step-Van—
1975–1978GMCC25High Sierra—
1990ChevroletC1500Scottsdale—
1981ChevroletC20 SuburbanDeluxe—
1966–1972ChevroletCapriceBase—
1975–1977ChevroletC20 SuburbanSilverado—
1987ChevroletV20 SuburbanCustom Deluxe—
1989–1990GMCG3500Rally STX—
1975GMCSprintClassic—
1981–1986ChevroletC20Custom—
1980ChevroletK30Custom Deluxe—
1977–1978ChevroletK5 BlazerCustom Deluxe—
1977ChevroletK30Silverado—
1975–1986ChevroletC30Scottsdale—
1987ChevroletR20 SuburbanCustom Deluxe—
1973–1974GMCG35/G3500 VanVandura—
1969–1972ChevroletChevelleConcours Estate—
1979–1986GMCC2500 SuburbanBase—
1973–1974ChevroletCapriceEstate—
1989–1990ChevroletV3500Silverado—
1967–1972ChevroletChevelleConcours—
1988–1990ChevroletG30Sportvan—
1979–1980GMCK1500Sierra Classic—
1973–1975ChevroletMalibuBase—
1972ChevroletCamaroZ28—
1981–1986ChevroletK30Custom—
1976GMCG35Rally Camper Special—
1973–1975ChevroletLagunaBase—
1970–1974ChevroletMonte CarloBase—
1975–1986ChevroletC20Silverado—
1989–1990GMCG3500Rally—
1965–1967ChevroletChevelleBase—
1976ChevroletK10Cheyenne—
1968–1974GMCC15/C1500 SuburbanBase—
1969–1970ChevroletEstateBase—
1985ChevroletK20 SuburbanCustom—
1979–1989GMCP3500Value Van—
1979–1986GMCC3500Sierra Classic—
1968–1974GMCC15/C1500 PickupBase—
1979–1986GMCK3500High Sierra—
1977GMCC15Indy Hauler—
1975–1980ChevroletC10Cheyenne—
1985ChevroletK20 SuburbanScottsdale—
1975–1978GMCC15Sierra Grande—
1980ChevroletK20Cheyenne—
1975–1976GMCG25Rally STX—
1979–1982GMCC2500 SuburbanSierra Grande—
1969ChevroletCamaroBase—
1989ChevroletR2500Scottsdale—
1973–1974ChevroletMalibuEstate—
1975–1978GMCC15 SuburbanHigh Sierra—
1968–1974ChevroletK10 PickupBase—
1973–1976ChevroletCapriceClassic—
1978ChevroletK5 BlazerSilverado—
1975–1980ChevroletC30Custom Deluxe—
1990ChevroletC1500Cheyenne—
1975–1989ChevroletP30Base—
1975GMCSprintSP—
1968–1974ChevroletC10 PickupBase—
1976GMCG35Rally—
1988ChevroletV30Cheyenne—
1965–1975ChevroletBel AirBase—
1979–1980GMCC1500 SuburbanSierra Grande—
1978GMCC15Street Coupe—
1975–1980ChevroletC10 SuburbanSilverado—
1982ChevroletC20 SuburbanScottsdale—
1975–1978GMCC15Base—
1968–1974ChevroletC20 PickupBase—
1987–1988ChevroletV30Silverado—
1975ChevroletMonte CarloS—
1987GMCR2500 SuburbanHigh Sierra—
1975–1978GMCC25Sierra Grande—
1972–1974GMCSprintCustom—
1975–1978GMCC15 SuburbanSierra Grande—
1979–1980ChevroletC20 SuburbanSilverado—
1975–1978GMCC25 SuburbanSierra Classic—
1975–1976ChevroletImpalaCustom—
1979–1986GMCC3500High Sierra—
1969–1972ChevroletKingswoodEstate—
1975–1980ChevroletC10Custom Deluxe—
1980–1986ChevroletK30Scottsdale—
1976–1978GMCK25Base—
1973–1974GMCG35/G3500 VanRally—
1965–1976ChevroletImpalaBase—
1987–1988ChevroletV20 SuburbanScottsdale—
1973–1974ChevroletG10 VanBase—
1988–1990ChevroletK3500Silverado—
1988–1990ChevroletC3500Cheyenne—
1989–1990ChevroletR3500Silverado—
1987–1989GMCR2500High Sierra—
1976–1978GMCK25Sierra Classic—
1973ChevroletP20 VanBase—
1980–1981ChevroletK30Cheyenne—
1968–1975ChevroletEl CaminoSS—
1968–1974GMCK25/K2500 SuburbanBase—
1987–1989GMCV3500High Sierra—
1976–1978GMCK25High Sierra—
1969–1972ChevroletTownsmanBase—
1988ChevroletR20Cheyenne—
1977ChevroletK30Cheyenne—
1973–1974ChevroletG20 VanBase—
1979–1982GMCC2500Sierra Grande—
1975–1980ChevroletC10 SuburbanScottsdale—
1976–1978ChevroletK20Cheyenne—
1976ChevroletG20Beauville—
1968–1974ChevroletK10 SuburbanBase—
1975–1978GMCP35Base—
1975–1981ChevroletC30Cheyenne—
1989–1990GMCG3500Vandura Special—
1988–1990GMCK3500Sierra SLE—
1977–1978GMCC15Heavy Half—
1988–1990ChevroletG30Chevy Van—
1971–1975GMCSprintBase—
1975ChevroletEl CaminoClassic—
1976GMCK15High Sierra—
1989ChevroletR2500Cheyenne—
1970–1972ChevroletChevelleBase—
1990GMCV3500SLE—
1988–1990GMCC3500Sierra SLX—
1974GMCG35/G3500 VanBase—
1976GMCK15Sierra Classic—
1975–1978GMCC15High Sierra—
1979–1980GMCC1500 SuburbanSierra Classic—
1975–1986ChevroletC20Scottsdale—
1979–1980ChevroletK10Silverado—
1969ChevroletCamaroRS—
1979–1982GMCC3500Sierra Grande—
1988–1990GMCK3500Sierra SLX—
1988ChevroletR30Cheyenne—
1989–1990ChevroletR3500Cheyenne—
1976GMCJimmySierra Grande—
1987–1988ChevroletV30Custom Deluxe—
1979–1986GMCC2500High Sierra—
1970–1974ChevroletP30 VanBase—
1968–1969ChevroletChevelle300 Deluxe—
1968–1974ChevroletK20 PickupBase—
1973–1974GMCJimmyBase—
1975–1980ChevroletC20Custom Deluxe—
1988–1990ChevroletG30Hi-Cube—
1976ChevroletCapriceClassic Estate—
1987–1988ChevroletR20 SuburbanSilverado—
1987–1989GMCR2500Base—
1965–1974ChevroletCorvetteBase—
1987–1988ChevroletR20Silverado—
1976ChevroletImpalaCustom Landau—
1976GMCG35Rally STX—
1975–1980ChevroletC10 SuburbanCustom Deluxe—
1976ChevroletK10Custom Deluxe—
1976ChevroletP20Step-Van—
1970–1971GMCP25/P2500 VanBase—
1969–1972ChevroletChevelleGreenbrier—
1987–1990GMCR3500Base—
1975–1978GMCC25 SuburbanSierra Grande—
1979–1980GMCC1500Street Coupe—
1968–1974ChevroletC30 PickupBase—
1988–1990GMCK3500Sierra—
1976ChevroletImpalaS—
1979–1986GMCC2500Base—
1987–1989GMCR2500Sierra Classic—
1979–1980GMCK1500Base—
1975ChevroletLagunaS3—
1987–1990GMCV3500Base—
1988–1990ChevroletC3500Silverado—
1979–1989GMCP3500Base—
1976ChevroletG20Sportvan—
1979GMCP1500Base—
1978–1980ChevroletC10Big Ten—
1973–1974ChevroletBlazerBase—
1979–1980GMCC1500 SuburbanBase—
1987–1988ChevroletR20Custom Deluxe—
1988–1990GMCG3500Magnavan—
1969–1972ChevroletNovaBase—
1987–1989ChevroletP30Step-Van—
1968–1974GMCK15/K1500 PickupBase—
1989ChevroletR2500Silverado—
1976ChevroletG20Chevy Van—
1987–1988ChevroletR30Custom Deluxe—
1975ChevroletCapriceEstate Wagon—
1981ChevroletK30Deluxe—
1975–1981ChevroletC20Cheyenne—
1979–1980ChevroletK10Scottsdale—
1966–1975ChevroletEl CaminoBase—
1975–1978GMCC25 SuburbanHigh Sierra—
1987–1988ChevroletV30Scottsdale—
1976GMCJimmyHigh Sierra—
1989–1990GMCG3500Rally Camper Special—
1973–1974GMCP35/P3500 VanBase—
1987–1989GMCV3500Sierra Classic—
1979–1986GMCC2500 SuburbanSierra Classic—
1979GMCP1500Value Van—
1975–1978GMCC35Sierra Classic—
1989–1990GMCG3500Vandura—
1990ChevroletV2500 SuburbanScottsdale—
1979–1986GMCC2500 SuburbanHigh Sierra—
1976ChevroletK5 BlazerBase—
1975–1976ChevroletG30Hi-Cube—
1979–1980GMCC1500High Sierra—
1968–1974ChevroletEl CaminoCustom—
1968–1974ChevroletK20 SuburbanBase—
1977ChevroletK30Scottsdale—
1981ChevroletC20Deluxe—
1975–1978GMCC25 SuburbanBase—
1968–1972ChevroletChevelleMalibu—
1990GMCR3500SLE—
1975–1978GMCC25Base—
1975–1976GMCG25Rally—
1987–1988ChevroletR30Silverado—
1979–1986GMCC3500Base—
1969–1972ChevroletKingswoodBase—
1975–1980ChevroletC10Scottsdale—
1979–1980GMCC1500 SuburbanHigh Sierra—
1967–1972ChevroletCamaroSS—
1981–1986ChevroletC20 SuburbanCustom—
1975–1978GMCC15 SuburbanBase—
1975–1978GMCC35High Sierra—
1976–1977GMCK25 SuburbanSierra Classic—
1968–1974GMCC25/C2500 SuburbanBase—
1976–1977GMCK25 SuburbanHigh Sierra—
1980ChevroletK20Silverado—
1975–1980ChevroletC20 SuburbanCustom Deluxe—
1987–1988ChevroletR20 SuburbanScottsdale—
1989–1990ChevroletR3500Scottsdale—
1980ChevroletK20Scottsdale—
1985ChevroletK20 SuburbanSilverado—
1968–1974ChevroletK30 PickupBase—
1990ChevroletC1500Silverado—
1975–1978GMCP35Value Van—
Specifications
CategoryEngine Components
Sub-CategoryHead Gaskets
UPC191070017309
CARB ApprovedYes
Prop 65 WarningY
Special OrderYes
Weight1.25 lb
Dimensions (L×W×H)24 × 8 × 0.5 in