Metal—Vintage Lionel 8304 O-gauge (O-27 compatible) steam locomotive, specifically model number 8304. It’s a 4-4-2 Atlantic-type engine from the MPC era (Marx-era production under Lionel, roughly 1970s–1980s).
Plastic—-Lionel 8902 is a vintage O-gauge (O-27 compatible) 2-4-0 steam locomotive.
Overall set is in excellent condition.
Do not have original box, one transformer works under moderate load or until gets hot, the other does not work.