GM V6 geneology questions... 1) Is the 3.5 used in Impala, G6, vans, etc. derived from the 2.8/3.1/3.4?
If not, is it an all-new design or is it from somewhere other than North
America?
2) Is the new 3.9 a bored and/or stroked 3.8, an enlarged 3.5, or what?
Thanks in advance for info. |