The Cometic Chevrolet Gen-1 Small Block V8 .094in HTG Exhaust Manifold Gasket Set - 1.625in Round Ports is intended for the verified vehicle applications listed below. Match manufacturer part number C5893HTG, exact engine family, bore, thickness, material, sealing surfaces, fasteners, and every product note before ordering.
Key Features
- Exact Cometic manufacturer part number for reliable identification
- Purpose-built exhaust gaskets configuration
- Bore, thickness, material, coating, port shape, bolt pattern, and included quantity remain part-number specific
- Surface preparation, fastener, torque, sealant, and engine-builder requirements must be confirmed
Fitment
| Years | Make | Model | Application |
|---|---|---|---|
| 1980-1981 | Buick | Regal | Base |
| 1986-1987 | Buick | Regal | Base |
| 1980-1981 | Buick | Regal | Limited |
| 1986-1987 | Buick | Regal | Limited |
| 1992-1993 | Buick | Roadmaster | Base |
| 1991-1993 | Buick | Roadmaster | Estate Wagon |
| 1992-1993 | Buick | Roadmaster | Limited |
| 1980-1981 | Chevrolet | K20 | Cheyenne |
| 1981-1986 | Chevrolet | K20 | Custom |
| 1980 | Chevrolet | K20 | Custom Deluxe |
| 1981 | Chevrolet | K20 | Deluxe |
| 1980-1986 | Chevrolet | K20 | Scottsdale |
| 1980-1983 | Chevrolet | K20 | Silverado |
| 1985-1986 | Chevrolet | K20 | Silverado |
| 1980-1982 | Checker | Marathon | Base |
| 1980-1982 | Checker | Marathon | Deluxe |
| 1980 | Chevrolet | C10 | Big Ten |
| 1980-1981 | Chevrolet | C10 | Cheyenne |
| 1981-1986 | Chevrolet | C10 | Custom |
| 1980 | Chevrolet | C10 | Custom Deluxe |
| 1981 | Chevrolet | C10 | Deluxe |
| 1980-1982 | GMC | C1500 Suburban | Sierra Grande |
| 1980-1986 | GMC | C2500 | Base |
| 1980-1986 | GMC | C2500 | High Sierra |
| 1980-1986 | GMC | C2500 | Sierra Classic |
| 1980-1982 | GMC | C2500 | Sierra Grande |
| 1980-1986 | GMC | C2500 Suburban | Base |
| 1980-1986 | GMC | C2500 Suburban | High Sierra |
| 1980-1985 | Avanti | II | Base |
| 1987-1991 | Avanti | II | Base |
| 1985 | Avanti | II | GT |
| 1980-1981 | Buick | Century | Base |
| 1980 | Buick | Century | Estate |
| 1980-1981 | Buick | Century | Limited |
| 1991-1993 | Buick | Commercial Chassis | Base |
| 1982 | Buick | LeSabre | Custom |
| 1982 | Buick | LeSabre | Limited |
| 1980-1986 | Chevrolet | C10 | Scottsdale |
| 1980-1986 | Chevrolet | C10 | Silverado |
| 1981-1986 | Chevrolet | C10 Suburban | Custom |
| 1980 | Chevrolet | C10 Suburban | Custom Deluxe |
| 1981 | Chevrolet | C10 Suburban | Deluxe |
| 1980 | Chevrolet | C10 Suburban | Scottsdale |
| 1980-1986 | Chevrolet | G30 | Hi-Cube |
| 1980-1986 | Chevrolet | G30 | Sportvan |
| 1980-1985 | Chevrolet | Impala | Base |
| 1981-1982 | Chevrolet | Impala | Estate |
| 1980 | Chevrolet | Impala | Sport |
| 1980-1981 | Chevrolet | K10 | Cheyenne |
| 1981-1986 | Chevrolet | K10 | Custom |
| 1980-1986 | Chevrolet | K30 | Scottsdale |
| 1980-1986 | Chevrolet | K30 | Silverado |
| 1980 | Chevrolet | K5 Blazer | Cheyenne |
| 1981-1986 | Chevrolet | K5 Blazer | Custom |
| 1980 | Chevrolet | K5 Blazer | Custom Deluxe |
| 1981 | Chevrolet | K5 Blazer | Deluxe |
| 1984 | Chevrolet | K5 Blazer | Scottsdale |
| 1980-1986 | Chevrolet | K5 Blazer | Silverado |
| 1980-1981 | Chevrolet | Malibu | Base |
| 1980-1983 | Chevrolet | Malibu | Classic |
| 1980 | Chevrolet | Malibu | Classic Estate |
| 1980-1981 | Chevrolet | Malibu | Classic Landau |
| 1980 | Chevrolet | Malibu | Classic Sport |
| 1980-1986 | GMC | C1500 | Sierra Classic |
| 1980-1982 | GMC | C1500 | Sierra Grande |
| 1980-1982 | GMC | C1500 | Street Coupe |
| 1980-1986 | GMC | C1500 Suburban | Base |
| 1980-1986 | GMC | C1500 Suburban | High Sierra |
| 1980-1986 | GMC | C1500 Suburban | Sierra Classic |
| 1980-1986 | GMC | C2500 Suburban | Sierra Classic |
| 1980-1982 | GMC | C2500 Suburban | Sierra Grande |
| 1980-1986 | GMC | C3500 | Base |
| 1980-1986 | GMC | C3500 | High Sierra |
| 1980-1986 | GMC | C3500 | Sierra Classic |
| 1980-1982 | GMC | C3500 | Sierra Grande |
| 1981-1986 | GMC | Caballero | Amarillo |
| 1980-1986 | GMC | Caballero | Base |
| 1981 | GMC | Caballero | Conquista |
| 1980-1986 | GMC | Caballero | Diablo |
| 1980 | GMC | Caballero | Laredo |
| 1981 | GMC | Caballero | Royal Knight |
| 1980-1986 | GMC | G1500 | Rally |
| 1983-1984 | GMC | G1500 | Rally Custom |
| 1980-1986 | GMC | G1500 | Rally STX |
| 1980-1986 | GMC | G1500 | Vandura |
| 1980-1986 | GMC | G2500 | Rally |
| 1983-1984 | GMC | G2500 | Rally Custom |
| 1980-1986 | GMC | G2500 | Rally STX |
| 1980-1986 | GMC | G2500 | Vandura |
| 1980-1986 | GMC | G3500 | Magnavan |
| 1988 | GMC | G3500 | Magnavan |
| 1980-1986 | GMC | G3500 | Rally |
| 1980-1986 | GMC | G3500 | Rally Camper Special |
| 1981-1988 | GMC | G3500 | Rally Custom |
| 1980-1986 | GMC | G3500 | Rally STX |
| 1980-1986 | GMC | G3500 | Vandura |
| 1980-1986 | GMC | G3500 | Vandura Special |
| 1980-1986 | GMC | Jimmy | Base |
| 1980-1985 | GMC | Jimmy | High Sierra |
| 1980-1986 | GMC | Jimmy | Sierra Classic |
| 1980-1982 | GMC | Jimmy | Sierra Grande |
| 1980-1982 | GMC | Jimmy | Street Coupe |
| 1980-1986 | GMC | K1500 | Base |
| 1980-1986 | GMC | K1500 | High Sierra |
| 1980-1986 | GMC | K1500 | Sierra Classic |
| 1980-1982 | GMC | K1500 | Sierra Grande |
| 1980-1986 | GMC | K1500 Suburban | Base |
| 1980-1986 | GMC | K1500 Suburban | High Sierra |
| 1980-1986 | GMC | K1500 Suburban | Sierra Classic |
| 1980-1982 | GMC | K1500 Suburban | Sierra Grande |
| 1980-1986 | GMC | K2500 | Base |
| 1980-1986 | GMC | K2500 | High Sierra |
| 1980-1986 | GMC | K2500 | Sierra Classic |
| 1980-1982 | GMC | K2500 | Sierra Grande |
| 1980-1986 | GMC | K2500 Suburban | Base |
| 1980-1986 | GMC | K2500 Suburban | High Sierra |
| 1980-1986 | GMC | K2500 Suburban | Sierra Classic |
| 1980-1982 | GMC | K2500 Suburban | Sierra Grande |
| 1980-1986 | GMC | K3500 | Base |
| 1980-1986 | GMC | K3500 | High Sierra |
| 1980-1986 | GMC | K3500 | Sierra Classic |
| 1980-1982 | GMC | K3500 | Sierra Grande |
| 1980 | Oldsmobile | Cutlass | Base |
| 1980-1981 | Oldsmobile | Cutlass | Brougham |
| 1980-1981 | Oldsmobile | Cutlass | LS |
| 1980-1986 | Pontiac | Firebird | Trans Am |
| 1980 | Pontiac | Grand Am | Base |
| 1980-1981 | Pontiac | Grand LeMans | Base |
| 1980 | Pontiac | Grand LeMans | Safari |
| 1980-1981 | Pontiac | Grand Prix | Base |
| 1983-1986 | Pontiac | Grand Prix | Base |
| 1981 | Pontiac | Grand Prix | Brougham |
| 1980 | Chevrolet | C20 Suburban | Scottsdale |
| 1982 | Chevrolet | C20 Suburban | Scottsdale |
| 1984-1986 | Chevrolet | C20 Suburban | Scottsdale |
| 1980 | Chevrolet | C20 Suburban | Silverado |
| 1982-1986 | Chevrolet | C20 Suburban | Silverado |
| 1980-1981 | Chevrolet | C30 | Cheyenne |
| 1980 | Chevrolet | C20 | Custom Deluxe |
| 1981 | Chevrolet | C20 | Deluxe |
| 1980-1986 | Chevrolet | C20 | Scottsdale |
| 1980-1986 | Chevrolet | C20 | Silverado |
| 1981-1986 | Chevrolet | C20 Suburban | Custom |
| 1980 | Chevrolet | C20 Suburban | Custom Deluxe |
| 1981 | Chevrolet | C20 Suburban | Deluxe |
| 1980 | Chevrolet | K10 Suburban | Scottsdale |
| 1982 | Chevrolet | K10 Suburban | Scottsdale |
| 1984-1986 | Chevrolet | K10 Suburban | Scottsdale |
| 1980 | Chevrolet | K10 Suburban | Silverado |
| 1982-1983 | Chevrolet | K10 Suburban | Silverado |
| 1985-1986 | Chevrolet | K10 Suburban | Silverado |
| 1980 | Chevrolet | K10 | Custom Deluxe |
| 1981 | Chevrolet | K10 | Deluxe |
| 1980-1986 | Chevrolet | K10 | Scottsdale |
| 1980-1986 | Chevrolet | K10 | Silverado |
| 1981-1986 | Chevrolet | K10 Suburban | Custom |
| 1980 | Chevrolet | K10 Suburban | Custom Deluxe |
| 1981 | Chevrolet | K10 Suburban | Deluxe |
| 1980 | Chevrolet | K20 Suburban | Silverado |
| 1982-1983 | Chevrolet | K20 Suburban | Silverado |
| 1985-1986 | Chevrolet | K20 Suburban | Silverado |
| 1980-1981 | Chevrolet | K30 | Cheyenne |
| 1981-1986 | Chevrolet | K30 | Custom |
| 1980 | Chevrolet | K30 | Custom Deluxe |
| 1981 | Chevrolet | K30 | Deluxe |
| 1980 | Chevrolet | Malibu | Estate |
| 1980 | Chevrolet | Malibu | Sport |
| 1981-1986 | Chevrolet | Monte Carlo | Base |
| 1983 | Chevrolet | Monte Carlo | CL |
| 1980-1981 | Chevrolet | Monte Carlo | Landau |
| 1986 | Chevrolet | Monte Carlo | LS |
| 1980 | Chevrolet | Monte Carlo | Sport |
| 1980 | Oldsmobile | Cutlass Calais | Base |
| 1982 | Oldsmobile | Cutlass Calais | Base |
| 1984 | Oldsmobile | Cutlass Calais | Base |
| 1980 | Oldsmobile | Cutlass Cruiser | Base |
| 1982-1983 | Oldsmobile | Cutlass Cruiser | Base |
| 1980 | Oldsmobile | Cutlass Cruiser | Brougham |
| 1980 | Oldsmobile | Cutlass Salon | Base |
| 1980 | Oldsmobile | Cutlass Salon | Brougham |
| 1980 | Oldsmobile | Cutlass Supreme | Base |
| 1982-1983 | Oldsmobile | Cutlass Supreme | Base |
| 1985-1986 | Oldsmobile | Cutlass Supreme | Base |
| 1980 | Oldsmobile | Cutlass Supreme | Brougham |
| 1981-1986 | Chevrolet | C30 | Custom |
| 1980 | Chevrolet | C30 | Custom Deluxe |
| 1981 | Chevrolet | C30 | Deluxe |
| 1980-1986 | Chevrolet | C30 | Scottsdale |
| 1980-1986 | Chevrolet | C30 | Silverado |
| 1980 | Chevrolet | Camaro | Base |
| 1980-1986 | Chevrolet | Camaro | Berlinetta |
| 1981-1986 | Chevrolet | K20 Suburban | Custom |
| 1980 | Chevrolet | K20 Suburban | Custom Deluxe |
| 1981 | Chevrolet | K20 Suburban | Deluxe |
| 1980 | Chevrolet | K20 Suburban | Scottsdale |
| 1982 | Chevrolet | K20 Suburban | Scottsdale |
| 1984-1986 | Chevrolet | K20 Suburban | Scottsdale |
| 1982 | Chevrolet | C10 Suburban | Scottsdale |
| 1984-1986 | Chevrolet | C10 Suburban | Scottsdale |
| 1980 | Chevrolet | C10 Suburban | Silverado |
| 1982-1986 | Chevrolet | C10 Suburban | Silverado |
| 1980-1981 | Chevrolet | C20 | Cheyenne |
| 1981-1986 | Chevrolet | C20 | Custom |
| 1982 | Chevrolet | Corvette | Collector's Edition |
| 1986 | Chevrolet | Corvette | Indianapolis 500 Pace Car |
| 1980-1986 | Chevrolet | El Camino | Base |
| 1981-1986 | Chevrolet | El Camino | Conquista |
| 1980-1981 | Chevrolet | El Camino | Royal Knight |
| 1980-1986 | Chevrolet | El Camino | SS |
| 1982 | Oldsmobile | Cutlass Supreme | Brougham |
| 1982 | Oldsmobile | Delta 88 | Base |
| 1981-1982 | Oldsmobile | Delta 88 | Royale |
| 1981-1982 | Oldsmobile | Delta 88 | Royale Brougham |
| 1983-1986 | Pontiac | Bonneville | Base |
| 1983-1986 | Pontiac | Bonneville | Brougham |
| 1983-1984 | Chevrolet | G20 | Bonaventure |
| 1980-1986 | Chevrolet | G20 | Chevy Van |
| 1980-1981 | Chevrolet | G20 | Nomad |
| 1980-1986 | Chevrolet | G20 | Sportvan |
| 1980-1986 | Chevrolet | G30 | Beauville |
| 1983-1984 | Chevrolet | G30 | Bonaventure |
| 1980-1986 | Chevrolet | G30 | Chevy Van |
| 1983-1986 | Chevrolet | Monte Carlo | SS |
| 1985 | Excalibur | Phaeton | Anniversary |
| 1983-1984 | Excalibur | Phaeton | Base |
| 1986-1989 | Excalibur | Phaeton | Base |
| 1980-1986 | GMC | C1500 | Base |
| 1980 | GMC | C1500 | Heavy Half |
| 1980-1986 | GMC | C1500 | High Sierra |
| 1983-1986 | Pontiac | Grand Prix | Brougham |
| 1984-1986 | Pontiac | Grand Prix | LE |
| 1980-1981 | Pontiac | Grand Prix | LJ |
| 1983 | Pontiac | Grand Prix | LJ |
| 1980 | Pontiac | Grand Prix | SJ |
| 1980-1981 | Pontiac | LeMans | Base |
| 1980-1981 | Pontiac | LeMans | Safari |
| 1983-1986 | Pontiac | Parisienne | Base |
| 1983-1986 | Pontiac | Parisienne | Brougham |
| 1983 | Chevrolet | G10 | Base |
| 1980-1986 | Chevrolet | G10 | Beauville |
| 1981-1984 | Chevrolet | G10 | Bonaventure |
| 1986 | Chevrolet | G10 | Bonaventure |
| 1980-1986 | Chevrolet | G10 | Chevy Van |
| 1980-1986 | Chevrolet | G10 | Sportvan |
| 1980-1986 | Chevrolet | G20 | Beauville |
| 1984-1986 | Pontiac | Bonneville | LE |
| 1980-1981 | Pontiac | Catalina | Base |
| 1980-1981 | Pontiac | Catalina | Safari |
| 1980-1986 | Pontiac | Firebird | Base |
| 1980-1981 | Pontiac | Firebird | Esprit |
| 1980-1981 | Pontiac | Firebird | Formula |
| 1982-1986 | Pontiac | Firebird | S/E |
| 1985-1986 | Chevrolet | Camaro | Iroc-Z |
| 1980 | Chevrolet | Camaro | Rally Sport |
| 1981-1986 | Chevrolet | Camaro | Sport |
| 1980-1986 | Chevrolet | Camaro | Z28 |
| 1982 | Chevrolet | Camaro | Z28 Indianapolis 500 Pace Car |
| 1986 | Chevrolet | Caprice | Base |
| 1980-1986 | Chevrolet | Caprice | Classic |
| 1986 | Chevrolet | Caprice | Classic Brougham |
| 1981-1982 | Chevrolet | Caprice | Classic Estate |
| 1980-1981 | Chevrolet | Caprice | Classic Landau |
| 1980 | Chevrolet | Caprice | Classic Sport |
| 1980-1982 | Chevrolet | Corvette | Base |
| 1984-1986 | Chevrolet | Corvette | Base |
Specifications
| Manufacturer | Cometic Gasket |
|---|---|
| Manufacturer Part Number | C5893HTG |
| Product Type | Exhaust Gaskets |
| Fitment Type | Vehicle specific, verify engine configuration |
What's Included
One new Cometic gasket product in the exact configuration and quantity identified by manufacturer part number C5893HTG. Fasteners, sealants, fluids, companion gaskets, tools, and related engine components are included only when expressly stated for this exact part number.
About Cometic Gasket
Cometic develops sealing products for automotive and powersports engine applications. Correct selection remains exact-engine, exact-dimension, exact-material, exact-interface, and exact-part-number specific.
Related Cometic Gasket Products
- Cometic Chevrolet Gen-1 Small Block V8 .060in HTS Exhaust Manifold Gasket Set - 1.625in Round Ports
- Cometic Chevy Gen1 Small Block V8 .094in HTG Exhaust Mani Gskt Set-1.480in x 1.450in Square Ports
- Cometic GM Gen-3/4 Small Block V8 1.820in Port .060in HTS Exhaust Manifold Set
Browse the Cometic Gasket collection for related head, intake, exhaust, valve-cover, and engine gasket products.
Frequently Asked Questions
Will this Cometic gasket fit my 1980-1981 Buick Regal Base?
That application is listed, but confirm the exact engine, bore, gasket thickness, material, sealing-surface requirements, and manufacturer part number before ordering.
Can I choose gasket thickness by vehicle alone?
No. Confirm the exact engine build, bore, deck and head condition, installed clearances, compression target, and manufacturer instructions before selecting thickness.
Do the sealing surfaces need preparation?
Yes. Follow the current Cometic and engine-builder requirements for surface finish, flatness, cleanliness, fasteners, torque procedure, and any specified sealant.
Installation Instructions
Follow the current Cometic and engine-manufacturer instructions for this exact part number. Verify surface finish, flatness, cleanliness, orientation, fasteners, torque sequence, torque values, sealant requirements, clearances, and fluid procedures before assembly. Inspect and test the completed repair before full-load operation.
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