2187cc VW Engine, CB Performance Aluminum Case, Gen4 EFI, with forged Scat 78.8mm crank, Scat 54.6mm H beam rods, 94mm AA forged pistons, Engle 2246 cam, Scat 1:1.1 rockers, Beehive valve springs. Ignition and injection are through a cam sync, crank sensor, 25PPH injectors, and LS2 coil packs