i believe the 235's have the same bolt pattern but not positive. i do know that i have a 62 engine in my 54 and the short shaft pump and the 54 fan bolted to it.

54 3100 w/62 235 "Yosemite Sam"
Born a Jay Hawk, raised an Okie and resurrected in Texas!http://community.webshots.com/user/djed50