1977 Ford E-350 Econoline Club Wagon Engine: 5.8L V8; w/ Factory Air;. Part Type: Accessory Drive Belt Idler Assembly. 1978 Ford E-350 Econoline Club Wagon Engine: 5.8L V8; w/ Factory Air;. 1979 Ford E-350 Econoline Club Wagon Engine: 5.8L V8; w/ Factory Air;.
