DieselGas

Submitted: Thursday, Mar 09, 2006 at 20:57
ThreadID: 31591 Views:2463 Replies:11 FollowUps:12
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The 4.2TD is booked into the doctor Thurs 6th April for 50l gas tank conversion. Will post my impressions.
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Reply By: lifeisgood - Thursday, Mar 09, 2006 at 21:43

Thursday, Mar 09, 2006 at 21:43
Interesting PK

Are you talking about CNG (compressed natural gas) for the diesel?
Heard of a few buses using that. Havent heard of an LPG conversion for TD yet.
Look forward to more details on completion
AnswerID: 159595

Follow Up By: lifeisgood - Thursday, Mar 09, 2006 at 21:46

Thursday, Mar 09, 2006 at 21:46
or are you talking about adding 10% or so petrol into the diesel , as sometimes used in colder or higher altitude places.?
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Follow Up By: Redback - Thursday, Mar 09, 2006 at 22:14

Thursday, Mar 09, 2006 at 22:14
lifeisgood, read, "50l gas tank"
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Follow Up By: PK Eildon (VIC) - Thursday, Mar 09, 2006 at 22:28

Thursday, Mar 09, 2006 at 22:28
Auto LPG. It is injected into air intake at up to 30% via computer chip. Claimed to be 20%+ increase in torque & horsepower and max torque at 600 revs lower. 20% decrease in diesel consumption, but as yet don't understand whether that includes gas use. Engine is supposed to run cleaner as cylinder fuel burn goes from 85-90% to 95-98% (oil less contaminated). As I understand it, piston comes up igniting diesel which in turn ignites gas which in turn burns remaining diesel before it is exhausted. This is supposed to lower EGT as fuel is spent before reaching exhaust. As you can see there are a lot of supposed to bees. Will be interesting to see the result.
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Reply By: Gu_Patrol - Thursday, Mar 09, 2006 at 23:11

Thursday, Mar 09, 2006 at 23:11
At $3000 it should be good, and how long b4 you break even.
AnswerID: 159616

Follow Up By: PK Eildon (VIC) - Thursday, Mar 09, 2006 at 23:25

Thursday, Mar 09, 2006 at 23:25
Inside 100,000. Theory is engine should wear less.
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Reply By: Member - John - Thursday, Mar 09, 2006 at 23:51

Thursday, Mar 09, 2006 at 23:51
PK, G'day, very interested in results also, is your ute factory I/C? John
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AnswerID: 159623

Follow Up By: PK Eildon (VIC) - Friday, Mar 10, 2006 at 00:06

Friday, Mar 10, 2006 at 00:06
I'll smack myself in the forehead when you tell me what factory I/C is.
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Follow Up By: PK Eildon (VIC) - Friday, Mar 10, 2006 at 09:03

Friday, Mar 10, 2006 at 09:03
Yes
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Reply By: rickwagupatrol - Friday, Mar 10, 2006 at 00:58

Friday, Mar 10, 2006 at 00:58
recently enquired about this very thing. had a very long chat with the rep of DieselGas Australia, here in Perth. the claims made seem realistic enough, but for me, the biggest downfall was the cost. $10,ooo to fit to a truck seemed abit over the top for me, however i will be making a few more enquiries before i make a final decision on the matter. i will be very interested to see the results as well, even tho it is being put on a smaller motor.

rick.
AnswerID: 159633

Follow Up By: PK Eildon (VIC) - Friday, Mar 10, 2006 at 09:12

Friday, Mar 10, 2006 at 09:12
It has apparently been available for trucks for nearly 10 years in some form and is quite expensive to set up. The recent advance allowing smaller vehicle use is apparently in the computer technology allowing control of varying and small amounts of gas.

I was talking to a mate who may be described as an ex trucking magnate and he said he was aware of the technology but his view was "just 2 things to go wrong instead of 1".
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Reply By: Gu_Patrol - Friday, Mar 10, 2006 at 01:08

Friday, Mar 10, 2006 at 01:08
They quote me 5 to $6000 for my 5 ton truck. we are paying about 67 cents a litre for gas now .
AnswerID: 159635

Follow Up By: PK Eildon (VIC) - Friday, Mar 10, 2006 at 09:28

Friday, Mar 10, 2006 at 09:28
Mine is quoted at 3.5. Hopefully, if it works as promoted, it becomes more popular, and then becomes cheaper. The way of most things.
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Reply By: Member - John - Friday, Mar 10, 2006 at 04:08

Friday, Mar 10, 2006 at 04:08
PK, Factory Inter Cooler, sorry
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AnswerID: 159638

Reply By: Trevor R (QLD) - Friday, Mar 10, 2006 at 12:00

Friday, Mar 10, 2006 at 12:00
PK,

When you are at the "Gas Doctor" ask them if and already improved 4.2 Turbo Nissan would benifit from the same conversion and if so by the same percentage increase or not? I am already running more KW's and Torque at the rear wheels than they suggest they will get from their enhancement of a standard 4.2 Turbo Nissan.
I have been reading these writeups about this product and am interested in real world executions and longevity of these setups. Any info or experiences you could pass on would be apreciated.

Good luck and regards Trevor.
AnswerID: 159682

Follow Up By: PK Eildon (VIC) - Friday, Mar 10, 2006 at 12:27

Friday, Mar 10, 2006 at 12:27
If you want to let me know what enhancements you have, I will make specific enquiries
My coded address is:
epv at virtual dot net dot au
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Follow Up By: Member - John - Friday, Mar 10, 2006 at 19:09

Friday, Mar 10, 2006 at 19:09
Trevor, what figures are you running and mods? Thanks in advance, John
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Reply By: bombsquad - Friday, Mar 10, 2006 at 17:40

Friday, Mar 10, 2006 at 17:40
Have they got a 50 l tank to fit underneath on the passenger side? Looking into it earlier and thy said only a 28l one will fit.....check rig - ute - next comment... I will do it the next time I am near an installer. I know it will take me a long time to recover the cost of the unit, if ever, but I look at it as a fuel saver(that works....), a long range tank and a performance chip. From the correspondance I have had with them, It will be over and above any performance mods you already have, unless the mods have a way of making the engine burning a higher percentage of the fuel you are already injecting into it.

Possibly will be geat when combined with a chip that basically puts more fuel in???

Good luck with i, looking forward to your results

Cheers Andrew
AnswerID: 159749

Follow Up By: PK Eildon (VIC) - Friday, Mar 10, 2006 at 20:05

Friday, Mar 10, 2006 at 20:05
I think 28l is standard fit for under wagon sill. I have considerably more room under tray. They reckon 50l will fit midships under front of tray. They may or may not have to adjust exhaust pipe.

The mob doing it have been fitting gas to petrol and have just moved into this area. It took a bit of convincing them that diesel 4.2 holds about 180l in tanks.

My interest in system is mainly clean motor, more low torque and range. Should easily be able to knock over 1200k bush driving on single fill.

As far are recovery cost, if the system is transferrable to another vehicle as they claim, it may be a once in a blue moon cost. Although there again it may be like computers, it dates quickly with technology advance.
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FollowupID: 414429

Reply By: PK Eildon (VIC) - Friday, Mar 10, 2006 at 20:01

Friday, Mar 10, 2006 at 20:01
I think 28l is standard fit for under wagon sill. I have considerably more room under tray. They reckon 50l will fit midships under front of tray. They may or may not have to adjust exhaust pipe.

The mob doing it have been fitting gas to petrol and have just moved into this area. It took a bit of convincing them that diesel 4.2 holds about 180l in tanks.

My interest in system is mainly clean motor, more low torque and range. Should easily be able to knock over 1200k bush driving on single fill.

As far are recovery cost, if the system is transferrable to another vehicle as they claim, it may be a once in a blue moon cost. Although there again it may be like computers, it dates quickly with technology advance.
AnswerID: 159787

Reply By: wheeleybin - Sunday, Mar 12, 2006 at 12:07

Sunday, Mar 12, 2006 at 12:07
Hi to all very very new.
Ive looked at the DG installation and the cost for my 3.1T Isuzu was quoted at $4800.

Ive recently installed a chemical intercooler by Snow Performance USA which all up cost just under $1000AUD installed.

Ist Dyno run as standard 74.3HP at back wheels and many runs and adjustments we achieved 95.1HP at rear wheels and an inlet temp drop of 40oC with similar result on the exhaust temp.

Running costs so far equate to $1 per 200 kilomteres of driving and this so far is using it for power and with the next tank I will run for economy and see what the result is but I anticipate a 15-20% increase.

If there is a way to do it I would post the Dyno results so it can be viewed.

Based on this I cannot justify the diesel gas costs.

Regards
Wheeleybin
AnswerID: 160056

Follow Up By: PK Eildon (VIC) - Sunday, Mar 12, 2006 at 17:30

Sunday, Mar 12, 2006 at 17:30
I think only members can post links & pictures.

I am not interested in just power gain. I already have 98HP. More for the extended range and clean running motor.
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FollowupID: 414728

Reply By: wheeleybin - Sunday, Mar 12, 2006 at 17:43

Sunday, Mar 12, 2006 at 17:43
Apparently this is also an achievement of the Water alcohol injection as like the gas it promotes a cleaner higher percentage diesel burn and a cleaner running motor and your statement of your existing HP sounds good for me at 95.3HP from a 3.1TD
It will be good to see your figures once fitted as the best economy Ive previously had is 11.1Kls per litre and I hope to improve somewhat on this.
Cheers Wheeley
AnswerID: 160098

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