Posted by Don in Portland [67.170.185.134] on Sunday, March 24, 2013 at 01:52:42 :
In Reply to: Engine ID posted by Jerry in Idaho [24.223.94.244] on Saturday, March 23, 2013 at 22:20:11 :
My engine had the number replaced with a number starting with "DSP". I was told this stood for department of state police. It was probably put there as a vehicle id number.
My block also had a date cast into it, just below the distributor. It seemed to match with the engine details.