2000 Ford E-450 Econoline Super Duty Engine: 7.3L V8; Dual Pulley; Position: Grooved Pulley;. 2001 Ford E-450 Econoline Super Duty Engine: 7.3L V8; Dual Pulley; Position: Grooved Pulley;. 2002 Ford E-450 Econoline Super Duty Engine: 7.3L V8; Dual Pulley; Position: Grooved Pulley;.