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#1 Posted : Wednesday, 31 August 2005 6:33:41 AM(UTC)
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hey guys
I was wondering with the price of petrol going up by the minute ( where i live it is $1.20 per litre) is it a good idea to build a engine on LPG. I have been told by a few people that it is good if you build your engine for it but is it worth it. and petrol is not going to get any cheaper. I have been also told that when your car runs on LPG the engine doesnt want to rev as hard and fast and it is hard to get good horse power.

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#2 Posted : Thursday, 1 September 2005 2:13:59 AM(UTC)
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depends on the type of motor you have, but if you have a early holden engine, pre ULP, then to run either ULP or LPG you only need to use a upper cylinder lube kit or get your heads converted to run LPG/ULP, as for power loss or or other changes, unless y
HOLDEN The Great Way to Move
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#3 Posted : Thursday, 1 September 2005 3:59:43 AM(UTC)
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Zac

I have had LPG cars since 1989. My last modification was on a wild 351 Cleveland. Since then I have seen the light and have a near new 253 on dual fuel, although I don't run it on petrol as much as I should. Before I worked the 351, I ran it
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#4 Posted : Thursday, 1 September 2005 5:55:36 AM(UTC)
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thanks
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#5 Posted : Friday, 2 September 2005 12:53:23 AM(UTC)
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Upper cylinder lube kits were never proven to do a great deal.They found valve stem wear wasnt an issue like it was thought.
But valve seat ression was an issue in the longer term. Alloy heads have hardened seats already as the alloy would wear away if i
If its not broke it will be soon
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#6 Posted : Friday, 2 September 2005 12:55:00 AM(UTC)
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IT was said that LPG was dry etc but ive heard this was started by the fuel companys to stop you buying lpg and buy petrol.
My HQ is also Lpg and so in the 50000km it was run on both.


If its not broke it will be soon
If its not broke it will be soon
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#7 Posted : Friday, 2 September 2005 7:02:33 AM(UTC)
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IF you want LPG the only wat to go is a dedicated system!!!(I`ve owned a few dedicated LPG powered cars)....There is no excise on LPG,and there won`t be any `till year 2011 or 12.......After that in will increase 2 cents per year `till it reaches 12 cents
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#8 Posted : Friday, 2 September 2005 5:37:28 PM(UTC)
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As far as I know, lpg runs better on a higher compression. I have heard as high as 11:1 on a dedicated gas engine although I don't know how the bottom end will last. As V8 supra says, dedicated gas is the way to go. The engine can be set up specifica
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#9 Posted : Friday, 2 September 2005 6:43:27 PM(UTC)
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if a ford taxie can do 500.000 plus km,s a holden will go for ever
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#10 Posted : Friday, 2 September 2005 11:19:44 PM(UTC)
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cheers for your replys
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#11 Posted : Saturday, 3 September 2005 6:38:52 AM(UTC)
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can any one tell me how much horse power would you be able to get out of a good chev maybe even with a blower and are LPG part hard to find
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#12 Posted : Saturday, 3 September 2005 10:11:35 AM(UTC)
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HP=$$$ ;)


there are no stupid questions, only stupid people
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#13 Posted : Saturday, 3 September 2005 10:25:04 AM(UTC)
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That's the abridged version...the full Quote is "Horsepower costs money. How fast can you afford to go?"


Cheers...Dave
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#14 Posted : Monday, 5 September 2005 12:18:11 AM(UTC)
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Zac

I assume you are planning to run a Chev on gas but you don't say if you are building a new engine or adding a gas conversion to one you are currently driving. Generally a car designed for unleaded petrol will have exhaust valves and seats that wil
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#15 Posted : Monday, 5 September 2005 1:53:30 AM(UTC)
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thanks brian
but i have changed my mine once agian and i think a 5.7lt gen lll is the way to go. you get great fuel economy, power and there is heaps of different opions and aftermarket parts.
cheer
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#16 Posted : Thursday, 8 September 2005 11:16:42 PM(UTC)
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I was just thinking about the price of fuel and i think LPG gas is the way to go. is it a big modification to put straight gas on to and old engine like a 327 chev. If you wanted to supercharge it would it be better to use high or low compression.
Alot
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#17 Posted : Friday, 9 September 2005 7:34:57 AM(UTC)
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Zac

It is hard to say whether an engine is easy to convert or not because there are a number of different ways you can go. If you drove into a gas installation company with a stock 327 Chev and asked for a typical dual fuel conversion it would be easy
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#18 Posted : Friday, 9 September 2005 7:44:23 PM(UTC)
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thanx mate

Edited by user Friday, 9 September 2005 7:49:02 PM(UTC)  | Reason: Not specified

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