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z4 on LPI

2003 - 2009, roadster, coupe, facelift
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haagcaab
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z4 on LPI

Post by haagcaab » Thu Dec 13, 2018 6:28 pm

Hi i was wondering if a z4 3.0 can handle a doughnut lpi tank (place of the reserve wheel). What are your experiences. how many km/miles can you drive on one tank etc etc. :driving:
Thanx!
Joost

Clobber
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z4 on LPI

Post by Clobber » Thu Dec 13, 2018 6:30 pm

What reserve wheel?
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Smartbear
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z4 on LPI

Post by Smartbear » Thu Dec 13, 2018 6:31 pm

haagcaab wrote: Thu Dec 13, 2018 6:28 pm Hi i was wondering if a z4 3.0 can handle a doughnut lpi tank (place of the reserve wheel). What are your experiences. how many km/miles can you drive on one tank etc etc. :driving:
Thanx!
Joost
There is no reserve wheel fitted to a z4? Depends massively on how you drive but between 3/400 miles on a tank should be possible :thumbsup:
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e89 Sdrive 20i, plenty of mumbo & good economy-the thinking bears z4
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kis
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z4 on LPI

Post by kis » Thu Dec 13, 2018 6:35 pm

Clobber wrote: Thu Dec 13, 2018 6:30 pm What reserve wheel?
Made me laugh :lol:
My E85 Z4 3.0i SMG

BMW Family History (past and present):
1 Series - E87
3 Series - E46 Coupe, E46 M3, E90 (x3)
4 Series - F36, F82 M4
5 Series - E34 (x2), E39
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buzyg
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z4 on LPI

Post by buzyg » Thu Dec 13, 2018 6:46 pm

kis wrote: Thu Dec 13, 2018 6:35 pm
Clobber wrote: Thu Dec 13, 2018 6:30 pm What reserve wheel?
Made me laugh :lol:
If you don't ask you don't know. :wink: Op only asked.
Welcome to the forum. :)



Did make me laugh though. :lol:
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kis
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z4 on LPI

Post by kis » Thu Dec 13, 2018 8:41 pm

buzyg wrote: Thu Dec 13, 2018 6:46 pm
kis wrote: Thu Dec 13, 2018 6:35 pm
Clobber wrote: Thu Dec 13, 2018 6:30 pm What reserve wheel?
Made me laugh :lol:
If you don't ask you don't know. :wink: Op only asked.
Welcome to the forum. :)



Did make me laugh though. :lol:
Yes I totally agree, there is no such thing as a stupid question. Hope this (lack of under boot space) doesn’t put you off OP. E85 or E86 are both lovely cars!
My E85 Z4 3.0i SMG

BMW Family History (past and present):
1 Series - E87
3 Series - E46 Coupe, E46 M3, E90 (x3)
4 Series - F36, F82 M4
5 Series - E34 (x2), E39
7 Series - E32
X5 - E53, E70
X6 - E71

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philbo909
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z4 on LPI

Post by philbo909 » Thu Dec 13, 2018 9:36 pm

haagcaab wrote: Thu Dec 13, 2018 6:28 pm Hi i was wondering if a z4 3.0 can handle a doughnut lpi tank (place of the reserve wheel). What are your experiences. how many km/miles can you drive on one tank etc etc. :driving:
Thanx!
Joost
personally i don't see the point in LPG for the z4, 30mpg is easy to live with :thumbsup:
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Dave 2 dogs
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z4 on LPI

Post by Dave 2 dogs » Thu Dec 13, 2018 10:05 pm

It’s a 3.0 litre zed 4
Rag it!!! You will be too busy giggling to worry about mpg :fuelfire: :driving: :driving:

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Post by firebobby » Fri Dec 14, 2018 1:15 pm

Dave 2 dogs wrote: Thu Dec 13, 2018 10:05 pm It’s a 3.0 litre zed 4
Rag it!!! You will be too busy giggling to worry about mpg :fuelfire: :driving: :driving:
:rofl: :rofl: :thumbsup:
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z4 on LPI

Post by Capa » Fri Dec 14, 2018 2:48 pm

I've read a bit into this - more by happenstance whilst looking at other models to LPG than the Z4. From what I've seen though the 3 Litre BMW lump isn't particularly happy on it, and quite a few people have reported inconsistent running even after they've taken it to specialists. It's worth looking up what's happened to people who run similar aged 530i's or 330i's on gas and seeing what they say, as the conversion will be much more common on these cars.

Worth mentioning that you'll get lower MPG on LPG, but the fuel is cheaper so makes up for it and so on. Interestingly enough you also will not be able to take the car on the chunnel.

I've not seen anything for the N52 motor - so do your research if looking for an SI.

Generally speaking though, MPG on these is pretty good when running on petrol. I've no idea how that's the case, but I daily drive my 3.0Si in bad rush hour traffic and the average sits at 29.7 MPG.
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Mr Tidy
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z4 on LPI

Post by Mr Tidy » Fri Dec 14, 2018 11:19 pm

I can't see the point of running a Z4 on LPG - even the 3 litres are pretty economical for a car with that size of engine. And they're supposed to be about fun - if economy is the main focus you might as well get a 330d, or 320d!

My E86 doesn't need to go out in the rush hour thankfully, so the OBC is showing an average of 33.6 mpg at present. That seems cheap as chips to me for the performance.

It would take an awful long time to cover the cost of any conversion!
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z4 on LPI

Post by DOOM » Sat Dec 15, 2018 12:12 am

when I was searching for a Coupe, 1 out of 6-7 Coupes I actually saw up close, had LPI fitted on the boot.
Was a daily so I won't judge.
On 2nd thought, I will..just don't do it. :rofl: :rofl: :rofl: :rofl: :rofl:
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