HD45780 1973-77 GM A Body 1-3/4" Mid Length LS Engine Swap Headers

Hedman Husler Muscle Rod LS Engine Swap Headers are designed for use with Hedman LS Conversion mounting and hardware packages list below.

You can now install the latest Chevrolet Performance crate engines in your ride and enjoy the best of GM's horsepower, drivability and fuel economy. These headers can also be used when installing OE and other custom built LS 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 7.0L, LS1, LS2, LS3, LS6, LS7, etc. engines

Fits 1973-77 Chevelle, Laguna, Lemans, Grand Am, Can-Am, Cutlass, Monte Carlo

Tube Size: 1-3/4”
Design: Mid-Length
Coating: New Black Maxx 1300 degree, Flat Black Finish
Collector: 3”Ball and Socket with O2 sensor bungs

Installation Notes:
•For use with T56 manual trans and 4L60E, 4L65E, 4L80E auto transmission.
•When using 4L80E auto trans, the bell housing tabs must be trimmed for header clearance.
•May require removal of starter, valve cover and spark plugs for installation.
•For use with Cadillac CTS-V oil pan.
•NO transmission tunnel modifications are required.
•Mid-length headers have a weld-on ball and socket collector with O2 sensor bungs.
•Clears factory A/C box, power steering box and power brake system. Passenger side top mount A/C is required. (click here to view kits)
•Passenger side top mount A/C is required. (click here to view kits)
&bull Non-overdrive frame requires modification.

Optional Header Coatings
HTC Shinny Silver Finish
New Black Maxx Flat Black Finish

Engine Swap Mount, Crossmember and Hardware Kits
73-77 GM A Body Coupe Kit for use with T56 manual trans
73-77 GM A Body Coupe Kit for use with 4L60E, 4L65E auto trans