The incident occurred between 1.30am and 2.30am on Thursday, June 16, 2022, at a location on Springfield Road.
The Kent Fire and Rescue Service responded and extinguished the blaze, which had damaged two motorcycles. An adjacent property was also damaged by the fire.
‘We have been completing enquiries into this incident and are now appealing for witnesses, or anyone who may have seen someone acting suspiciously in the area, to contact the appeal line,’ said Detective Constable Lily MacKay of Tonbridge CID.
‘Motorists with dashcams and local residents with private CCTV are also asked to check for footage that may help the investigation,’ says the statement.
Anyone with information is asked to call Kent Police at 01622 604100 and reference case number 46/115421/22.
You can also call Crimestoppers anonymously on 0800 555111 or fill out their online form at www.crimestoppers-uk.org.