And forgive me for being so pointed again, respecting your time, but I want to be a little bit more specific. While LS models from yesteryear were fitted with V8 engines, the new LS features a 3. 37 products - General Motors called it the Gen-III Small-Block. Category: LS 17 mods - Farming Simulator 2019 mods | LS 19 mods | FS19 mods. The economy system can seem a little chaotic at first.