because in park or neutral the engine is free revving and when put in gear the engine is now turning internal transmission componets which puts a load on the engine
Throwing a rod with Over Revving and overheating or foreign object inside the cylinder
No revving your engine dosent damage it.
Shift your car into neutral and use the break. Your car might break from over revving but it is worth the risk.
To rev the engine simply means pressing the accelerator down with the car in neutral as if you are preparing to take off fast for a race.
over revving espace 1995 2000lilte
Increasing the rpm (revolutions per minute) would be revving the engine.
The word revving is a verb. It is the present participle of the verb rev.
To say that a burnout alone ruins your motor seems a bit far fetched. If you power brake to start the burnout, it can wear your front brakes out which can cause dangerous fish tail skidding later. If you rev the engine high and pop the clutch to start the burnout, then you stand the chance of breaking an axle, dropping a drive shaft, or other things in the driveline. The only thing I can see really having potential to ruin your engine in a burnout is over revving the engine. Some let their adreniline get away from them and don't realize they are at or over red lining the engine and holding an engine in this state can cause things to start to come apart internally.
As long as the engine is at full operating temperature and you do not rev it beyond the red line, you more than likely will do no damage, but it is still not a good idea. Revving a cold engine will do damage for sure. Revving the engine can cause a sudden drop in oil pressure, cause the engine to over heat and it doesn't help the main crankshaft bearings any good as they and meant to be revved under a load(in gear).
He turned the US into an "arsenal for democracy", pushing the Lend-lease act and revving up the arms industry in the US. This he did while we were officially neutral.
The most common cause of engine revving is a dirty or clogged air filter.