Toyota 2013 Prius Owner's Manual page 634

6-1. Specifications
Engine number
■
Engine
Model
Type
Bore and stroke
Displacement
Valve clearance
(engine cold)
612
PRIUS PHV_OM_OM47787U_(U)
The engine number is stamped
on the engine block as shown.
1.8 L 4-cylinder (2ZR-FXE)
4-cylinder in line, 4-cycle, gasoline
3.17 × 3.48 in. (80.5 × 88.3 mm)
3
109.7 cu.in. (1798 cm
Automatic adjustment
)