What size engine is in the 1978 Lincoln Town Car?
The 1978 Lincoln Town Car used a 400 cubic-inch V8 as standard, with an optional 460 cubic-inch V8 available on certain configurations.
Engine options offered in 1978 Town Car
In the 1978 model year, Lincoln offered two V8 displacements within the Town Car lineup. The following options were available to buyers, depending on trim and market.
- 400 cubic inch V8 (6.6 L) — standard engine on most 1978 Town Cars.
- 460 cubic inch V8 (7.5 L) — optional upgrade on select trims or regional configurations.
Most Town Car buyers selected the 400 cubic-inch engine, while the larger 460 offered extra torque for heavy loads or extended highway cruising.
Context and historical note
During the late 1970s, automotive manufacturers faced tightening emissions rules and evolving fuel-economy expectations. Lincoln balanced power with these regulatory pressures by offering the 400 and 460 V8s in the Town Car lineup, prioritizing smooth, comfortable operation over outright performance.
What buyers should know when evaluating a 1978 Town Car
If you’re assessing a 1978 Town Car today, verify which engine is installed in the specific car you’re considering. Some examples may have had engine swaps or restorations by previous owners. Original documentation or a build sheet can confirm whether the vehicle has the standard 400 V8 or the optional 460 V8.
Summary
The 1978 Lincoln Town Car offered two V8 displacements: a standard 400 cu in (6.6 L) and an optional 460 cu in (7.5 L). The choice affected cruising feel and torque more than styling, reflecting the era’s emphasis on comfortable highway driving. For collectors and enthusiasts, knowing the exact engine size helps verify authenticity and value.
