The "30" in 302 designates the series being 300. The "2" in 302 designates the wheelbase length. EF 302 should be a wheelbase length of about 133 3/4 inches. A EF 301 would be a 300 series with a wheelbase of 108 inches etc.
Spanky Hardy Collector Of Fine Old G.M. COE Trucks & Antique Holmes Wreckers
