Highest team score in a first-class 50-over match (male)

According to Official Guinness Records,

The highest limited overs total in professional cricket is 496-4 from 50
overs by Surrey in their match against Gloucestershire at the Brit Oval, London, UK, on 29 April 2007.

For a complete list of 2007 records, please visit 2007 Guinness Records in United Kingdom.

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