The Avtech WX-3 is a prototype sports car engineered, developed and manufactured by Vector Motors of Wilmington, California in 1992. Conceived by Vector Motors founder and chief designer Gerald Wiegert as a successor to the W8. Production plans for the WX-3 included a range of three engine configurations ranging from 600 hp (447 kW) up to 1200 hp (895 kW) from a proprietary 7.0L DOHC V8 engine. Originally painted silver, the WX-3 coupé prototype was later re-painted teal by Wiegert to match the teal-blue and purple logo of his Aquajet jet-ski company. The teal-blue coupé and purple roadster are featured as promotional vehicles on the Aquajet website. The single finished prototype is powered by the same twin-turbocharged V8 engine as the W8, with an improved flow dual plenum and throttle-bo