# JCB Hydromax Shatters Bonneville Speed Record

> JCB's hydrogen-powered streamliner breaks land speed record at 406.320 mph on Utah's salt flats.
- Title: JCB Hydromax Shatters Bonneville Speed Record · Jalopnik
- Summary: JCB's hydrogen-powered streamliner breaks land speed record at 406.320 mph on Utah's salt flats. JCB's hydrogen-powered Hydromax streamliner reached 406.320…
- Keywords: jcb, hydromax, bonneville salt flats, land speed record, hydrogen fuel, 406.320 mph, flying mile, fia record attempt, cars, culture, Shatters, Bonneville
- Source: Jalopnik — https://jalopnik.com/2276139/jcb-hydromax-bonneville-record-speeds-final-frontier
- Author: Ryan Erik King
- Published: 2026-10-05T18:25:00+00:00
- Read time: 1 min
- Topics: jcb, hydromax, bonneville salt flats, land speed record, hydrogen fuel, 406.320 mph, flying mile, fia record attempt, cars, culture
## Jcb Proved Bonneville Will Always Be Speed's Final Frontier
Jcb broke the hydrogen-powered land speed record at bonneville salt flats with 406.320 mph.
## Bonneville Salt Flats: Earth's Curvature Challenge
The salt flats in utah offer an open expanse where earth's curvature is noticeable at ground level.
## Jcb Hydromax: Hydrogen-Powered Streamliner
Jcb hydromax uses two industrial hydrogen-combustion engines rated at 800 hp each.
## Andy Green: Record Holder
Andy green drove the dieselmax in 2006 and broke the sound barrier at 763.035 mph in 1997.
## The Flying Mile Challenge
The flying mile course has markers every quarter-mile with red highlights for each mile.
## Record Run Details
The hydromax reached 406.320 mph after two runs in opposite directions within an hour.
## Extreme Heat Conditions
Temperatures reached nearly 400 mph levels with exhaust melting carbon fiber bodywork.
## Hydrogen Cooling System
The hydromax uses ice-fueled charge air cooling to lower temperatures from 200 degrees celsius to negative ten degrees celsius.
## Future of Hydrogen Power
Jcb aims to use hydrogen for industrial applications where connecting to the electrical grid is impractical.
## Key takeaway

JCB's hydrogen-powered Hydromax streamliner reached 406.320 mph at Bonneville Salt Flats, setting a new land speed record.