214. Vasudevanallur

Communist Party of India (Marxist) held the seat; the winning margin narrowed from 6.7% to 4.9%.

• New challengerIndian National Congress (INC) finished second with 45.7% — it did not contest here in 1977.
• Vote consolidatedThe top two candidates took 96.2% of the vote between them, up from 59.8% — a tighter two-way contest.

Written from the constituency figures by a fixed set of rules — no language model.