Hedman 65004 Exhaust Headers 1955-57 Chevrolet Cars 283-400
Installation Kit Included
£425.95
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Hedman 65004
Exhaust Headers
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:
Chevrolet
1955 – 1957 Bel Air
1955 – 1957 One-Fifty Series
1955 – 1957 Two-Ten Series
Click here for full vehicle applications
Specifications
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| Tube diameter | 1-3/4 in. |
|---|---|
| Tube style | Long Tubes |
| Collector style | BALL and SOCKET Style (Gasketless) |
| 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 | 2-1/2 in. |
| Exhaust system diametere | 2-1/2 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 | 0.3125 in. |
| Header port shape | Rectangle |
| Header style | Long Tube |
| Notes | 55-57 Chevy Car 283-400 |
| Port shapes | Rectangle |
| Power steering | Yes |
| Material | Mild Steel |
| Tube design | Standard |
| Tube length | Long Tubes |
| Tube material thickness | 16g |
| Tube size | 1-3/4 in. |
| Variations | 66004 |
| With A.I.R system | No |
| With EGR | No |
| Weld-up | No |
| Tuned | Yes |
| Bolts/studs included | Yes |
| Catalytic converter included | No |
| Collector bolts inclluded | 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 | 1.75 in. |
| Package contents | Headers, ball and socket reducers (exhaust adapters), gaskets, mounting hardware |
| Header material | Mild Steel |
| Header finish | Uncoated |
| Cylinder head port shape | Rectangle |
| Cylinder head | Stock Profile Heads |
| Header construction | MILD STEEL- Standard-Duty |
| Replacement gasket | 27560 |
| Replacement head flange gaskets | 27560 |
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