Hedman Long Tube Headers 1-3/4” Black Maxx 351-400M Ford Bronco 1978-1979
Highlights
- Heat-Resistant Ceramic Coating
- Hand Welded in the USA
- Heavy Duty Mild Steel Crafting
- Increased Horsepower & Torque
Hedman Black Maxx Long Tube Headers with 1-3/4” Primaries for 1978-1979 Ford Broncos with 351-400M Engines.
The Long Tube Design of Hedman Headers provides an abundant exhaust flow which allows your 1978-1979 Bronco 351-400M engine to breathe easily. This allows increased production of torque and horsepower at high RPM as well as a satisfying aggressive tone that flaunts your new performance. These Headers are finished with a Black Maxx coating that boasts a satin metallic shine and is designed to resist corrosion and withstand temperatures up to 1400 degrees F.
Fitment & Features:
- Ford Modified Block Engine Version
- Ford 351-400M Engines
- 4WD Applications
- Fits Factory Profile Heads
- Oval Cylinder Head Port Shape
- Long Tube 1-3/4” Headers (Pair)
- Gaskets, 2-1/2” Reducers, 3” Collectors, and Hardware
- Compatible with Manual and Automatic Transmissions
- Mild Steel Standard Duty Construction
- Black Maxx Satin Black Ceramic Metallic
- Made in the USA
Each pair of Hedman Headers uses mild steel that is hand-welded to ensure consistent quality. Hedman tubes are smooth-flowing, CNC mandrel bent in order to provide smooth exhaust flow. Installation is simplified thanks to Hedman’s unique gasketless ball-and-socket collector design that eliminates the need for flawless alignment.
Please Note: Not legal for street use on 1975 and later model years.
California Residents: Proposition 65 Warning
Only for use on pre-pollution controlled vehicles: This product can be used on vehicles that were manufactured before emissions control regulations were imposed. Pre-pollution vehicles are defined as:
- 1965 and older U.S. manufactured California certified vehicles
- 1967 and older U.S. manufactured federally certified vehicles

Vehicle Fitment
This product will fit the following Bronco years: