279. Parkal

Indian National Congress held the seat; the winning margin widened from 1.5% to 20.3%.

• New challengerCommunist Party of India (CPI) finished second with 32.8% — it did not contest here in 1957.
• Vote consolidatedThe top two candidates took 85.8% of the vote between them, up from 43.1% — a tighter two-way contest.

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