Longest duration balancing a lawnmower on the chin (not powered)

According to Official Guinness Records,

The longest duration balancing a lawnmower on the chin (not powered) is 6 min 27.99 sec, and was achieved by Ashrita Furman (USA) in Jamaica, New York, USA, on 22 July 2017. This is the fifth time Ashrita has broken this record.

For a complete list of 2017 records, please visit 2017 Guinness Records in United States.

Other United States records that might interest you:

• Most hugs given by a mascot in one minute
• Fastest mile travelled balancing a pool cue on finger
• Oldest ice hockey player
• Most slices of carrots sliced while blindfolded in 30 seconds
• Fastest completion of 100,000 miles by bicycle (WUCA)
• Longest marathon playing wiffleball
• Heaviest sumo deadlift in one minute
• Longest waterski jump (male)