Multifuel to gasser

[FreightTrain]

What would be involved in converting a Multifuel deuce over to gasser that was once a gasser but has been converted to a multifuel?Also,does anyone have NOS gasser horizontal exhaust kits or parts?

 

[Recovry4x4]

Need to change front crossmember and right rear motor mount on frame. Radiators are different as well.