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 1968-74 GM X Body, Nova, Ventura iiTube Size: 1-3/4”
•Column shift linkage may require modifications for clearance.
•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 F Body oil pan. (click here to view oil pan kit)
•Transmission tunnel modifications are required when installing T56 trans.
•Passenger side top mount A/C is required. (click here to view kits)
•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.
Engine Swap Mount, Crossmember and Hardware Kits
68-74 GM X Body Kit for use with T56 manual trans
68-74 GM X Body Kit for use with 4L60E, 4L65E auto trans
68-74 GM X Body Kit for use with 4L80E auto trans
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