Perhaps another reason may have clouded the olde timers recollections of his Carrier days.
Perhaps a memory of a crushed finger, or jammed knuckle, or bruised or burned hand had filled the veterans memory banks.
I bet, if he had worked on the Carriers, he wished they HAD a straight 6 - then a fellow might be able to change a sparkplug without it taking 3 hours

. Or be able to change the oil without an act of parliament.
Stewart