Toyota RAV4 2019 Owner's Manual page 403

This number is also stamped under
the right-hand front seat.
■
Engine number
The engine number is stamped on
the engine block as shown.
Engine
 M20A-FKS
Model
Type
Bore and stroke
Displacement
Valve clearance
Drive belt tension
 A25A-FKS
Model
Type
Bore and stroke
Displacement
8-1. Specifications
 M20A-FKS engine
 A25A-FKS engine
M20A-FKS
4-cylinder in line, 4-cycle, gasoline
80.5  97.6 mm (3.17  3.84 in.)
3
1987 cm (121.3 cu.in.)
Automatic adjustment
Automatic adjustment
A25A-FKS
4-cylinder in line, 4-cycle, gasoline
87.5  103.4 mm (3.44  4.07 in.)
3
2487 cm (151.8 cu.in.)
401
8