Here are some road test specs from various magazines:
--------------------- Engine-- Axle ratio- Weight-- 0-60-- 1/4 mile
'95 Lincoln Town Car- 281 ci.-- 3.08------ 4,177 lb- 9.0 sec-
16.9@83
'73 Cadillac Fleetwood- 472---- 2.93------ 5,200--- 10.2--
17.8@80
'74 Cadillac Fleetwood- 472---- 2.93------ 5,250--- 12.0--
17.98@77.5
'75 Coupe de Ville----- 500---- 2.73------ 4,950--- 10.9--
17.66@78.32
'78 Coupe de Ville----- 425---- 2.73------ 4,270--- 10.6--
18.2@78.8
Also:
'75 Lincoln Continental- 460--- 3.00------- 5,200--- 9.5--
17.12@81.37
'69 Cadillac CDV------- 472--- 2.94------- 4,780--- 9.4---
16.5@83.8
'64 Cadillac SDV------- 429--- 3.21------- 4,900--- 8.5---
16.4@86