Item #70419  DD8V71.      This Detroit 8V71 Diesel Engine is designed after the Natural Aspiration, 320HP, Two Stroke, 9.3L 8V-71. Currently available in 1/25, 1/24 and 1/16 scale. When you select 3DC+T then add a transmission to your order we will insure that both the engine and transmission will line up with each other for a guaranteed fit.