120. Kunnathur

Rashtriya Sarvajan Party held the seat; the winning margin widened from 20.7% to 26.7%.

Boundaries were redrawn between 1970 and 1977 — the comparison is matched by name and is indicative only.

• New challengerCommunist Party of India (Marxist) (CPM) finished second with 36.7% — it did not contest here in 1970.
• Vote consolidatedThe top two candidates took 100.0% of the vote between them, up from 83.9% — a tighter two-way contest.

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