Sangakkara hit an unbeaten 117 as the 1996 champions thrashed England by nine wickets in Wellington, following up on his 105 not out against Bangladesh.
It was Sangakkara's 24th century in 402 one-day internationals and Thirimanne said the vastly experienced 37-year-old was a steadying influence on the team.
Asked where Sangakkara, who is playing in his final World Cup, ranked in the pantheon of greats, Thirimanne said he was right at the top.
"Not only is he rotating the strike, but hitting the boundaries as well. So it is very helpful for the team."
Thirimanne himself made an unbeaten 139 against England and said he was thrilled to carry his bat after only being promoted to open in the lead-up to the tournament.
He also has two half centuries at the tournament, while Sri Lanka's potent batting line up includes another two World Cup centurions in Tillakaratne Dilshan and Mahela Jayawardene.
But Thirimanne said Sri Lanka, finalists at the last tow World Cups, could not rely on batting alone and had to improve other aspects of their game.
"You have to field, you have to bowl really well. So we have to improve on that side.
You’ve reached your limit of {{free_limit}} free articles this month.
Subscribe now for unlimited access.
Already subscribed? Log in
Subscribe to read the full story →
Smart Quarterly
₹900
3 Months
₹300/Month
Smart Essential
₹2,700
1 Year
₹225/Month
Super Saver
₹3,900
2 Years
₹162/Month
Renews automatically, cancel anytime
Here’s what’s included in our digital subscription plans
Exclusive premium stories online
Over 30 premium stories daily, handpicked by our editors


Complimentary Access to The New York Times
News, Games, Cooking, Audio, Wirecutter & The Athletic
Business Standard Epaper
Digital replica of our daily newspaper — with options to read, save, and share


Curated Newsletters
Insights on markets, finance, politics, tech, and more delivered to your inbox
Market Analysis & Investment Insights
In-depth market analysis & insights with access to The Smart Investor


Archives
Repository of articles and publications dating back to 1997
Ad-free Reading
Uninterrupted reading experience with no advertisements


Seamless Access Across All Devices
Access Business Standard across devices — mobile, tablet, or PC, via web or app
