They are the same if you use the 1954 engine, later models (55-up) might throw the fan a little forward depending if the later water pump would be used.

Check out this article:

https://www.stovebolt.com/techtips/engine_swap_216.htm

Last edited by sstock; 09/05/2019 9:35 AM.

1953 Chevrolet 3100
261 cu inch, sm420, 3.55 rear, torque tube still,omaha orange, still 6 volt, RPO green glass, side carrier spare, all done
In the DITY Gallery
Video of the 261 running

1964 GMC 1000
305 Big Block V6, sm420, the next cab off restoration