Hydrogen JCB Hydromax sets a provisional 406.320 mph FIA land speed record at Bonneville, eclipsing previous hydrogen combustion and diesel marks.

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…