Toyota PRIUS 50 2020 Series Owner's Manual page 510

508
8-1. Specifications
■ Engine number
The engine number is stamped
on the engine block as shown.
Engine
Model
Type
Bore and stroke
Displacement
Valve clearance
2ZR-FXE
4-cylinder in line, 4-cycle, gasoline
80.5  88.3 mm (3.17  3.48 in.)
3
1798 cm (109.7 cu.in.)
Automatic adjustment