I remember the v12 did not care for Chicago winters. Those carbs, side draft webers(?) Never worked in sub freezing temps. Without swapping out the oil
Never been the most reliable v12 eve the later fuel injection models, my old lister had the 6.0l v12 and was bit more reliable and was built for the track. Now in California and brought by someone called my client. Never did find out who had it plus the tracker was turned of near Burbank north of la.