Hedman 65103 Big Block Chevy 396-502 CID (Without A.I.R.) Mid-Length Street Headers
Installation Kit Included
£525.95
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Hedman 65103
Street Headers
Mid-Length Tube Type
NOTE: The paint applied to these headers is a temporary coating only and is designed to burn off during use. High temperature paint or other high temperature coatings are recommended.
Application:
Big Block Chevrolet 396-502 CID (Without A.I.R.)
Various Cars 1965-1981
Chevrolet
1965 – 1974 Bel Air
1965 – 1972 Biscayne
1970 – 1981 Camaro
1966 – 1974 Caprice
1968 – 1973 Chevelle
1968 – 1977 El Camino
1965 – 1974 Impala
1973 – 1974 Laguna
1973 – 1977 Malibu
Click here for full vehicle specifications
Specifications
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| Tube Diameter | 2 in. |
|---|---|
| Tube Style | Mid-Length |
| Collector Style | 3-Bolt Gasket Style Flange |
| Air Conditioning | Yes |
| Automatic Transmission – Column | No |
| Automatic Transmission – Floor | Yes |
| Manual Transmission – Column | No |
| Manual Transmission – Floor | Yes |
| Collector attachment | 3 in. |
| Collector diameter | 3 in. |
| Collector size | 3 in. |
| Reducer outlet size | 3 in. |
| Exhaust system diameter | 3 in. |
| Contents | Header(s), new bolts, gasket(s) to head, reducer(s) and hardware, instructions |
| E.O. # | No |
| Emissions notes | Not Legal For Street Use on ’75-Later Model Years! Legal for off-road use only. |
| Finish | Uncoated |
| Finish type | UNCOATED Mild Steel! Shipped with Temporary Paint. |
| Flange style | Standard |
| Flange thickness | 0.375 in. |
| Header port shape | Square |
| Header style | Mid-Length Tube |
| Notes | 68-74 Various Chevy Car 396-502 |
| Key features | Without A.I.R. |
| Port shape | Square |
| Power steering | Yes |
| Material | Mild Steel |
| Tube design | Standard |
| Tube length | Mid-Length Tubes |
| Tube material thickness | 16g |
| Tube size | 2 in. |
| Variations | 66103 |
| With A.I.R system | No |
| With EGR | No |
| Weld-up | No |
| Tuned | No |
| Bolts/studs included | Yes |
| Catalytic converters included | No |
| Collector bolts included | Yes |
| Crossover pipe included | No |
| Gasket or seal included | Yes |
| Header fasteners included | Yes |
| Installation hardware included | Yes |
| Motor mounts included | No |
| Mounting hardware included | Yes |
| Reducers included | Yes |
| Y-Pipe included | No |
| Quantity | Sold as a pair. |
| Primary tube gauge | 16g |
| Primary tube diameter | 2 in. |
| Package contents | Headers, reducers (exhaust adapters), gaskets, mounting hardware |
| Header material | Mild Steel |
| Header finish | Uncoated |
| Cylinder head port shape | Square |
| Cylinder head | Stock Profile Heads |
| Header construction | MILD STEEL- Standard-Duty |
| Replacement gasket | 27550 |
| Replacement head flange gasket | 27550 |
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