Not for sure how 54/55 crossmember would help over what you already have.

Something like this universal kit is the route to take.

http://www.ebay.com/itm/47-59-CHEVY...ries&vxp=mtr&hash=item3cd2a6a207

You'll probably have to find the right trans mount for it though.

Here's an article about putting one in an early truck.

http://www.customclassictrucks.com/techarticles/0708cct_chevy_5_speed_transmission/viewall.html

Last edited by Whitedog; 12/26/2013 11:45 PM.
1954 3600 Chevy Truck
"The Fake Truck"
In the Stovebolt Gallery
More pix on Photobucket