India, May 3 -- Chennai Super Kings produced a thoroughly professional display to outclass Mumbai Indians by eight wickets in a critical Indian Premier League match and significantly boost their playoff prospects here on Saturday.

Afghanistan left-arm spinner Noor Ahmad led a disciplined bowling effort to help CSK restrict a lacklustre Mumbai Indians to 159 for seven.

Noor returned excellent figures of 2/26 in four overs while Anshul Kamboj grabbed 3/32, even as Naman Dhir top-scored for MI with 57 off 37 balls in an insipid display by the visitors after winning the toss.

Captain Hardik Pandya consumed 23 balls for his 18, reflecting MI's struggles.

Pandya's counterpart Ruturaj Gaikwad then led by example with an unbeaten 48-ball 67 a...