It looks like a cammy beast. The M-M injection would be a price killer.
The camshaft might be of interest. Surprised it's not dry-sump so maybe
they added a sump baffle ?
Type XU 10J4 with four in-line cylinders
Size 1998 cc.
Cylinder size 86 x 86 mm
Power (DIN) 260 hp.
Engine speed 8,200 rpm
Torque 25 mkg @ 6,500 rpm
Fuel supply Magneti-Marelli injection
Firing 4-reel static 4-coil
Lubrication Pressurized oil - wet sump