Posted by Eric B. [173.245.50.62] on Tuesday, June 07, 2016 at 08:51:26 :
In Reply to: 1971 W100 factory 383 4 Speed posted by Fred Z [162.158.213.114] on Monday, June 06, 2016 at 22:26:24 :
I think 1971 was the last year it was offered.
The tag on the rear door jamb has a location for the engine displacement and the serial number has a specific code for 383 so you can tell for sure if it was factory.
Eric