Answer
The 1955 Ford Thunderbird was bigger than the 2005 Ford Thunderbird.
Work Step by Step
Conversion:
$1\text{ in}^3=0.0163871\text{ L}$
$292\text{ in}^3\times 0.0163871\text{ L/in}^3\approx 4.78\text{ L}$
WE conclude that the 1955 Thunderbird’s engine ($4.78\text{ L}$) was bigger than the 2005 Thunderbird’s engine ($3.9\text{ L}$).