93. Mararikulam

Communist Party of India (Marxist) held the seat; the winning margin narrowed from 22.5% to 10.9%.

• New challengerRashtriya Sarvajan Party (RSP) finished second with 44.6% — it did not contest here in 1967.
• Vote consolidatedThe top two candidates took 100.0% of the vote between them, up from 90.5% — a tighter two-way contest.

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