vacuum pump.............
TECH Apprentice
Joined: Jun 2002
Posts: 355
Likes: 0
From: Earth
Originally Posted by 11 Bravo
So what determines when an engine needs one?
On streetcars, a vacuum pump is highly effective and certainly, you make more power. However, there is minor, routine service maintenance that needs be adhered to in order to make these systems “daily driver friendly”.
Since vacuum pumps also reduce drastically the amount of “blow by” many end users use them to stop/reduce excessive oil consumption issues. However, using a pump to control "blow by" is generally not a good choice - addressing the root cause of the oil consumption is the long term cure
Charlie
Originally Posted by C_Williams
Number one reason is to make horsepower and that is acheived because the vacuum pump creates a vacuum in the crankcase to help keep the oil off of the cylinder walls and out of the combustion chambers. This decreases the possibility of detonation caused by oil contamination in the combustion chambers.
