Part Type: Accessory Drive Belt Tensioner Pulley. Belt Idler Pulley. 1988 Ford E-250 Econoline Club Wagon Engine: 5.8L V8; Fitted with a high-quality Japanese NTN/NSK bearing;. 1989 Ford E-250 Econoline Club Wagon Engine: 5.8L V8; Fitted with a high-quality Japanese NTN/NSK bearing;.