Only a personal best, on a low DIY budget..
been discussed here before , the record is a lot higher than that rig is capable of..
The highest speed ever achieved on a bicycle is 268.831 km/h (166.944 mph) by Fred Rompelberg (Netherlands) behind a wind-shield fitted to a dragster car at Bonneville Salt Flats, Utah, USA on 3 October 1995. It should be noted that considerable help was provided by the slipstreaming effect of the lead vehicle.
He won't set any records, but as a frame builder it's a great way to get publicity and prove the strengths of his frames. Well played.