Someone look over this tune

Tuning The Delco In Realtime
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siktrk
Posts: 34
Joined: Mon Nov 24, 2014 8:41 am
Location: geelong

Someone look over this tune

Post by siktrk »

I got a vp I have posted the specs before on this site and you were all great help
ive got a vp manual v6 the weird thing is the car went good but drank to much fuel and now I think ive got no compression in my 6th cylinder and most likely glazed the bore

this are my specs
Vp series 2
ported and shaved heads
1.7 roller rockers with double row springs
compression for all the cylinders are 140+ besides the 6th
its got a wade 1250 reground cam in it
80c degree themo
standard injectors

help on this tune will be perfect or any suggestions
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siktrk
Posts: 34
Joined: Mon Nov 24, 2014 8:41 am
Location: geelong

Re: Someone look over this tune

Post by siktrk »

I forgot to mention that it has
Extractors
2/5 inch Twin Cat system

if any other things I haven't mention just ask me :)
thank you
v8-tuning
Posts: 182
Joined: Mon Mar 19, 2012 7:46 pm
cars: 304 commodore

Re: Someone look over this tune

Post by v8-tuning »

Looks corrupted.
What tune are you using? vn-vp or vr-vs manual?
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VL400
Posts: 4991
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cars: VL Calais and Toyota Landcruiser. Plus some toys :)
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Re: Someone look over this tune

Post by VL400 »

Its 12P v112, what is corrupt about it?

The VE table looks pretty nasty and likely due to VE learn. Would suggest turning this off and tuning manually with a wideband.
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vlad01
Posts: 7804
Joined: Mon Oct 08, 2012 6:41 pm
cars: VP I S
VP I executive
VP II executive
VP II executive #2
VR II executive
Location: Kyneton, Vic

Re: Someone look over this tune

Post by vlad01 »

yeah it an unstable setup with the engine not up to scratch. I couldn't get a stable tune at all as the MAP kept changing and MAT also pegged to the max.
I'm the director of VSH (Vlad's Spec Holden), because HSV were doing it ass about.
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VL400
Posts: 4991
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cars: VL Calais and Toyota Landcruiser. Plus some toys :)
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Re: Someone look over this tune

Post by VL400 »

After skimming the other thread, its pointless trying to use a wideband/narrowband to get reliable readings. They are oxygen sensors, cyl not firing = useless readings.
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vlad01
Posts: 7804
Joined: Mon Oct 08, 2012 6:41 pm
cars: VP I S
VP I executive
VP II executive
VP II executive #2
VR II executive
Location: Kyneton, Vic

Re: Someone look over this tune

Post by vlad01 »

From the data and what the owner says, shows the intake valve on #6 is likely staying open, correlates to pegged MAT temps as its in the #6 runner and the very very low vac, it idles at 80Kpa and the cam is only a mild/moderate one.

I was told of the issues after a number of tunes where I started to question the state of the engine.
I'm the director of VSH (Vlad's Spec Holden), because HSV were doing it ass about.
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