Os-engines 21VZ-B V-Spec Manuel d'utilisateur télécharger pdf (Page 7)

ENGINE CONSTRUCTION

With this engine, the piston will

feel tight at the top of its stroke

(TDC) when the engine is cold.

This is normal. The cylinder bore

is a little tapered. The piston and

cylinder are designed to achieve

a perfect running clearance

when they reach their running

temperatures.

Around TDC

Cylinder Liner

When the engine is cold. When the engine is hot.

Piston

Crankshaft

A little tapered

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