Thank you Denny for this invaluable information/picture album on rebuilding the SM420. People like you make this place a wealth of knowledge and help out guys like me, saving time and money.
Steve


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