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Engine Specific Info and Questions => IDI Engine => Topic started by: camboscams on May 30, 2010, 10:40:38 am

Title: Dynamic timing and High EGTS
Post by: camboscams on May 30, 2010, 10:40:38 am
Well when i got my new Giles pump i timed it to .85, as per giles instructions , and i can hardly do 65 mph and not keep it under 1000 degrees on the pyro.... so i called him and he said that maybe if i took some dynamic timing out of the pump it might help. so i shimmed it about a mm and no change on the highway. So im kinda at a loss of what to do.

Its a 1.6l turboed 155bar injectors

Cambo
Title: Re: Dynamic timing and High EGTS
Post by: Vincent Waldon on May 30, 2010, 10:42:53 am
How much boost are you running??  Within limits, more boost = lower EGTs.
Title: Re: Dynamic timing and High EGTS
Post by: camboscams on May 30, 2010, 11:57:18 am
14psi with no black smoke just a light haze
Title: Re: Dynamic timing and High EGTS
Post by: rabbitman on May 30, 2010, 12:41:08 pm
.85mm is crazy retarded, most people run 'em .95-1.05mm.

I'd for sure be advancing the static timing before messing with the dynamic stuff.
Title: Re: Dynamic timing and High EGTS
Post by: camboscams on May 30, 2010, 03:44:11 pm
I agree that it is quite retarded..... But thats exactly what Giles told me to time it ata
Title: Re: Dynamic timing and High EGTS
Post by: theman53 on May 30, 2010, 04:52:46 pm
Exactly how mine acted when I had it 180 out.
Title: Re: Dynamic timing and High EGTS
Post by: burn_your_money on May 30, 2010, 05:37:17 pm
Exactly how mine acted when I had it 180 out.

That was my first thought as well.

On a 1.6 I would time it to 0.90
Title: Re: Dynamic timing and High EGTS
Post by: camboscams on May 30, 2010, 09:09:12 pm
Just retimed it 180 degrees from how it was. The egts were much lower and i got my injection knock back, as where before it sounded pretty smooth. My only problem is that now its got a little more grey smoke at idle. and its kinda gutless and it takes alot more to get it get it to build full boost. but i guess the next thing i should do is reverify all my timing marks and pump timing
Title: Re: Dynamic timing and High EGTS
Post by: rabbitman on May 31, 2010, 12:02:07 pm
Just retimed it 180 degrees from how it was. The egts were much lower and i got my injection knock back, as where before it sounded pretty smooth. My only problem is that now its got a little more grey smoke at idle. and its kinda gutless and it takes alot more to get it get it to build full boost. but i guess the next thing i should do is reverify all my timing marks and pump timing

I'm perdy sure grey smoke at idle is from retarded timing, I'd time it to where it runs the best.