Hedman 78500
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:
Dodge
1970-1974 Challenger
1966-1974 Charger
1967-1974 Coronet
1967-1976 Dart
Plymouth
1967-1974 Barracuda
1967-1971 Belvedere
1970-1974 Cuda
1970-1976 Duster
1967-1971 GTX
1968-1974 Roadrunner
STREET ROD
1923-1949 MOPAR
Specification
Tube Diameter | 1-5/8 in. |
---|---|
Tube Style | Tight Tubes |
Collector Style | 3-Bolt Gasket Style Flange |
Air Conditioning | Yes |
Automatic Transmission - Column | Yes |
Automatic Transmission - Floor | Yes |
Manual Transmission - Column | Yes |
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 Diameter | 2-1/2 in. |
Contents | headers, gaskets (when applicable), 3-bolt exhaust adapters, hardware |
E.O. # | No |
Emissions Notes | Not Legal For Street Use on '75-Later Model Years! Legal for off-road use only. |
Engine | Mopar SB 318-360 (inline port pattern only) |
Engine Notes | MOPAR 318-360 (1967 and later LA Engines with inline port pattern 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 | TIGHT TUBES |
Notes | 66-76 Various Mopar Cars; 273-360 |
Port Shape | Rectangle |
Power Steering | Yes |
Material | Mild Steel |
Transmission Notes | Modification to shifter linkage may be required. |
Tube Design | Standard |
Tube Length | Tight Tubes |
Tube Material Thickness | 16g |
Tube Size | 1-5/8 in. |
Variations | 78506 |
With A.I.R. System | No |
With EGR | No |
Weld-Up | No |
Tuned | No |
Bolts/Studs Included | Yes |
Catalytic Converter(s) 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 | 1.625 in. |
Package Contents | Headers, 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 | 27970 |
Replacement Head Flange Gasket | 27970 |
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