Improving monthly sales numbers from automakers and a firming trend in global markets fuelled the rally.
The Sensex settled at yet another new high of 32,575.17 by surging 60.23 points, or 0.19 per cent. It surpassed its previous record of 32,514.94 reached yesterday.
The gauge had risen 205.06 points in the previous session.
The NSE Nifty closed at 10,114.65 — a new peak — up 37.55 points, or 0.37 per cent. It broke previous record closing of 10,077.10 hit yesterday.
The two-day RBI policy meet concludes tomorrow. (PTI)