ツーサイクルエンジンではありませんでした
tsū saikuruenjindewārimasendeshita

Noun
Desu Copula

The polite, past negative form of ツーサイクルエンジン

1. Was not a two-stroke engine.; It was not a two-stroke engine.

Past/Perfective
Negative
Polite
Formal Register