Did Cummins orginally build the 1960's era 262 hp NH diesel engines new w/ turbochargers?

Question

Many 220 hp engines were upgraded by adding the turbocharger. Were all 262 hp engines just conversions, or were some built new? This was the common engine in semi-trucks in the early 1960's, and is identified by the 12 external fuel & return lines that enter side of the heads.

Answer 1

No, NH means it is naturally aspirated. NTC engines were turbocharged.

Answer 2

youve obviously have internet and noone could anser you better then reading it on here search it in googles . youll find out soon enough good luck buddy take care and merry christmas