<font color="red"> SOLD THE ENGIENE RIGHTS TO YENKO PERFORMANCE WHICH WAS OWNED BY DON YENKO WHO ONLY PRODUCED "FIVE" AUTHENTIC ZL1 YENKO 427 ENGIENES THAT ARE AUTHENTICATED BY THE RAISED "YENKO" LETTERING JUST ABOVE THE WATER PUMP! </font>
We have one of these. Did not know it was so rare, 1-5.