Mezue ahịrịokwu na-esonụ: Fabi laghachiri na Porsche Motorsports na 1990 iji na-anya No. 4 Foster's-Quaker State March 90P-Porsche Indy V8. Tupu mmalite nke oge, Porsche ga-ewu ihe niile carbon eriri chassis na ha constructor, March Engineering. N'ọnwa Jenụwarị, ndị asọmpi Porsche mere ntuli aka megide iji ụgbọ ala ahụ na n'ihi ya, Porsche ga-eji chassis March 89P nke afọ. Fabi ruru ọkwa nke asaa na Toyota Grand Prix nke Long Beach na ma mechara nke iri. A na-eji March 90P ọhụrụ mee ihe na
Indianapolis 500 na Fabi malitere iri abụọ na atọ wee laa ezumike nká na nke iri na asatọ n'ihi nsogbu nnyefe mgbe agba 162 gasịrị. Fabi mechara tozuru etozu maka &lt;a href="Grand%20Prix%20of%20Denver"&gt;Texaco/Havoline Grand Prix nke Denver&lt;/a&gt;.Ọ duru otu okirikiri mana ọ dara mgbe okirikiri asaa gachara wee kwụsị iri abụọ na asaa. Fabi nwetara ebe kachasị mma nke atọ, na Marlboro Grand Prix na Meadowlands, na Meadowlands Sports Complex, wee mechie oge nke iri na anọ na isi ihe. Na ngwụcha oge Porsche kwụsịrị ịgba ọsọ ụgbọ ala Indy, yabụ Fabi kwagara World Sportscar Championship na 1991 wee merie n'asọmpi ahụ.