12.06 in a 4000 pound car with a 6 pack and set of headers on a 133 thousand mile pullout from a 69 imperial...original timing chain and all.
That was a tough `ol dude....It was in the car for several years and finally gave up the ghost from several bottles of nitrous being ingested

That block and crank are still alive today in my current blower combo

Rick


Blown71X V2.0 under construction 71 Cuda 383 4-SPD (maybe for sale) 2010 Challenger B5 Classic