The FIA has confirmed a new provisional world land speed record for a hydrogen-powered vehicle after the JCB Hydromax reached an average speed of 653.909 km/h on Utah's Bonneville Salt Flats.

JCB Hydromax sets a 368.347 MPH SCTA class record at Bonneville using hydrogen combustion engines and a two-run format ahead of its FIA world record attempt.

The Hydromax is a 32-foot vehicle powered by two hydrogen engines adapted from JCB construction machinery. Together, they produce 1,600 horsepower. Rather than using hydrogen in…

Andy Green holds the land speed record, having hit 763.035 miles per hour driving a more conventional vehicle in 1997