The easiest way to get horsepower is size... All things being equal - the bigger the more power.
what's the size of piston kia rio 1.5 2001
a
64mm
0.057, the two numbers following the MBH is the piston size
25
53.9mm
68mm.
If the size of the piston is increased, the power will increase. If it is decreased, the power will decrease.
Toyota changed piston size in engine. It is shorter and creates wear on piston rings.
Neither - it is size does matter.
s4
There is no size of matter