what is happening when running lean (not a noob question)

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Mar 2, 2008 | 03:46 PM

#31

89shithatch

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Joined: Jan 2006

Posts: 2,044

Re: what is happening when running lean (not a noob question)

your right man. haha im still learning.

Mar 2, 2008 | 04:18 PM

#32

Walter

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Joined: Apr 2006

Posts: 2,057

Re: what is happening when running lean (not a noob question)

what jax and jacob means?

Mar 2, 2008 | 07:45 PM

#33

Slo_crx1

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Joined: Aug 2003

Posts: 4,664

From: NE-PA

Re: what is happening when running lean (not a noob question)

Quote:

Originally Posted by Walter

what jax and jacob means?

It's a type of engine brake used on large diesel engines to assist in slowing them down. It's more commonly called a "Jake brake".

Mar 4, 2008 | 07:05 PM

#34

Walter

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Joined: Apr 2006

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Re: what is happening when running lean (not a noob question)

Ok, what about this?

Quote:

Originally Posted by Walter

i see , so just spark is working without nothing in cylinders (just spark)? i was wondering for instance when dyno a car, car is decelering, theoretically there isnt should be to have any gas exhaust going out through exhaust, right? because engine just move without nothing in cylinders but i would not say that's right exactly.. or yes?

i always had this doubt but i thought just engine "idle" even when u decelerate, i means there is still fuel,little air with spark...

Mar 4, 2008 | 10:15 PM

#35

stenseltizm

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Joined: Sep 2004

Posts: 1,587

Re: what is happening when running lean (not a noob question)

Quote:

Originally Posted by Walter

I think you have it right. when you let off the throttle the injectors shut off. there is no gas going into the engine, but the plugs still spark. the only thing moving the engine is momentum.