would like to stay with a GMC motor the 1955 1/2 ton has a 6 cly I think it is a 248 ( the chart of vin #s says 2 nd serries 55 with 248 my vin number 102-cy-1587) what other GMC motors will bolt up to my 1955 hydramatic what years ? which is the best for every day use and will go todays speeds.
thanks for any info. Bill


Bill 1951 3/4 ton 5 window pick up
1955 GMC 1/2 ton longbed automatic