There really is no difference to the exterior front of the R143-160 they look exactly the same only difference is the Flag other than that no difference between the exteriors I will take pictures of a R160 I saw at Atlantic Avenue Pacific st on the N line where the flag was belowExactly,thats the main differnce.R143 flag below MTA Logo.R160 flag above.
R143
http://nycsubway.org/perl/show?68450
http://nycsubway.org/perl/show?65262
http://nycsubway.org/perl/show?61801
R160
http://nycsubway.org/perl/show?54370
http://nycsubway.org/perl/show?54477
http://nycsubway.org/perl/show?77117
Look again at my pic and Briana's pic.Mines is an R160.BRIANA is an R143
here are R160s and R143s and u will see no difference

here is the link to the pic above read the description http://www.nycsubway.org/perl/show?71693
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