1997 cc; 4 cylinder / 4 valves (STR 4 DOHC)
Stroke 75,25 mm / Bore 92,00 mm
Cams: Rise 12 mm; Max opening: 100°; Crossing: In 5.5 mm / Ex 5.15 mm; Phase: In. 60/80 / Ex 80/60.
Crankshaft short stroke. Cylinder head with big valves. Titanium connecting rods. Piston 2 bands.
Cam carrier new. Bosch / Kugelfischer injection pump.
Intake throttle body assy with trumpets Magnesium. Water Pump and diverter aluminum.
Aviation oil pipes with aluminum fittings.
Complete with control unit, pick-up, starter motor and twin-plate clutch in copper.
Revised at the 2021. Never start.