New Delhi, May 9 -- Finn Allen's 47-ball century against Delhi Capitals rushed Kolkata Knight Riders to their fourth straight win in the Indian Premier League on Friday.

Allen finally struck form with an unbeaten 100 including 10 sixes and five boundaries, as Kolkata cruised to 147-2 in 14.2 overs for a thumping eight-wicket win.

Delhi struggled on a slow pitch and was restricted to 142-8 despite opening batters Pathum Nissanka (50) and Lokesh Rahul (23) providing a decent start of 49 in the first five overs.

Kolkata was up to seventh in the table, three points off the top four. Delhi was eighth and still mathematically in the playoffs race.

Allen accidentally ran out fellow opener and captain Ajinkya Rahane when his shot deflected of...