True two-stroke (2-stroke) 1352cc 90-degree V4 (4-cyl) engine with a 180-degree crankshaft and shared crankpins (1+3,...

Original GM LS file from atg-video-2 modified with an exhaust setup to simulate 180-degree headers WITHOUT an x-pipe ...

Original GM LS file from atg-video-2 modified with an exhaust setup to simulate 180-degree headers WITH an x-pipe (cr...

WRC spec 1.6L "turbo" inline 3-cyl with offset crankshaft [EDIT Aug 6, 2023] Updated firing order from 1-3-2 to 1-2-...

Equipped with individual throttle bodies. Firing order 1-3-4-2.