noun, noun which may take the genitive case particle 'no'
large engine displacement
Refers to engines with a large cylinder capacity, often used in automotive contexts to describe powerful vehicles or to contrast with smaller, more fuel-efficient engines.
大排気量の車は加速が力強い。
Cars with large engine displacement have powerful acceleration.
環境規制で大排気量エンジンは減っている。
Large-displacement engines are decreasing due to environmental regulations.
Compound of 大 (large) + 排気量 (engine displacement). The term is straightforward and modern, with no obscure historical derivation.