427 Iron Rat COPO ?

[jean]

i know this car, i was the engine builder of this car at the time,and later Pierre st-pierre sold it to me for $1500.00 in 1972-73, this car has been ordered as a B/SA from GM, the winter snow coumpound option was on it, i did blueprint the engine and i found that it was a 12.5/1 compression ratio and that there was a L-88 camshaft in it, we shiffed this engine at 8200 RPM, Denis Pépin received the car keys by mail at the time. i do not know if this car can be calculate as a regular copo.