© Licensed to London News Pictures. 16/09/2017. York UK. Zef Eisenberg the current holder of the Guinness & World land speed record for the fastest Jet Turbine bike has made his comeback this morning riding a Jet Turbine bike at Elvington Airfield near York after a near fatal 230mph crash last year. Straightliners Top Speed weekend is similar to the famous Bonneville land speed events in the US only lower cost & more convenient for Europeans. Photo credit: Andrew McCaren/LNP