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-   -   getting better mpg. (https://www.scoobynet.com/scoobynet-general-1/996365-getting-better-mpg.html)

Gear Head 02 February 2014 11:42 AM

So you haven't driven an STI? I have owned two STI's and now a WRX. And to be honest, on UK roads, the WRX is the perfect compromise. 0-60 in 5.5 seconds is not slow.

Norman Dog 02 February 2014 11:54 AM

If you're at all concerned about MPG don't buy an Impreza. It's that simple.

tubbytommy 02 February 2014 11:58 AM


Originally Posted by Gear Head (Post 11341741)
So you haven't driven an STI? I have owned two STI's and now a WRX. And to be honest, on UK roads, the WRX is the perfect compromise. 0-60 in 5.5 seconds is not slow.

Yes I had a new age sti for 4 yrs.

Gear Head 02 February 2014 11:59 AM


Originally Posted by Norman Dog (Post 11341750)
If you're at all concerned about MPG don't buy an Impreza. It's that simple.

Completely agree. It's crap and it will only ever be crap.

Gear Head 02 February 2014 12:00 PM


Originally Posted by tubbytommy (Post 11341753)

Yes I had a new age sti for 4 yrs.

Then may be your wife's WRX isn't running right.

tubbytommy 02 February 2014 12:15 PM


Originally Posted by Gear Head (Post 11341756)
Then may be your wife's WRX isn't running right.

Runs fine on rcms rolling road and mapped by dynamix.
I've had a wrx myself some years ago too.

Donnie Brasco 46 02 February 2014 12:18 PM

MPG is easily worked out. Not sure about the 3 gallon method though...

Zero your trip mileage went you fill up. Next time you fill up, divide the mileage by the litres added and then multiply by 4.55 and you have your MPG.

For example, 255 miles divided by 40 litres times 4.55 = 29.2 MPG.

Gear Head 02 February 2014 12:32 PM


Originally Posted by Donnie Brasco 46 (Post 11341772)
MPG is easily worked out. Not sure about the 3 gallon method though...

Zero your trip mileage went you fill up. Next time you fill up, divide the mileage by the litres added and then multiply by 4.55 and you have your MPG.

For example, 255 miles divided by 40 litres times 4.55 = 29.2 MPG.

See my early post fella. :thumb:

I guess the 3 gallon guy always puts 13.635 litres every time!

Donnie Brasco 46 02 February 2014 12:42 PM

When you consider the performance, the turbo, the fact that 4 wheels are driven etc I think that the MPG is fairly reasonable for Imprezas.

I used to have BMW 325ci sport and used the get 36 MPG out of that in a long run. In my impreza I got 33.9 MPG on a long run. Not bad considering it was powering twice as many wheels!

EssexJamie 02 February 2014 01:08 PM

My Subaru is better then my Works can which is a Sprinter it only does on average 21MPG but I rag it everywhere from cold and couldn't careless about it lol.
I think I get around 25MPG on my Subaru but I couldn't care about MPG but the Impreza is the best car I've owned for MPG!

If I really need to not use so much fuel I just nick the fiancées Cupra FR that's revo'd running 210BHP and averages 50MPG haha

L.J.F 02 February 2014 02:41 PM

I fill it to the brim and get about 150 mixed motorway/ town miles until I need to fill it up again. I don't bother with conserving fuel or anticipate the road ahead other than to see if it's safe to let rip and get the back end out...


The joys of a 6.0 V8

Gear Head 02 February 2014 02:56 PM


Originally Posted by L.J.F (Post 11341877)
I fill it to the brim and get about 150 mixed motorway/ town miles until I need to fill it up again. I don't bother with conserving fuel or anticipate the road ahead other than to see if it's safe to let rip and get the back end out...

The joys of a 6.0 V8

Show off! :D

L.J.F 02 February 2014 02:59 PM

I would still have my old P1 back in a heart beat tbh

joshnosh 02 February 2014 05:37 PM


Originally Posted by Norman Dog (Post 11341750)
If you're at all concerned about MPG don't buy an Impreza. It's that simple.

evidently the ability to type dose not come with the ability to read my first post

Gear Head 02 February 2014 06:02 PM

Fit an lpg system.

tubbytommy 02 February 2014 06:04 PM


Originally Posted by joshnosh (Post 11342040)
evidently the ability to type dose not come with the ability to read my first post

lol the irony in this post is epic

"does":thumb:

joshnosh 02 February 2014 06:09 PM


Originally Posted by Gear Head (Post 11342076)
Fit an lpg system.

i already am! :)

put the take in myself and its booked in for next week :) 108 octain ftw
cant wait :)

tubbytommy 02 February 2014 06:11 PM

lpg! what a waste of money on an old wrx, the amount of miles you need to do for it to pay for itself is silly.


a fool and his money............

RS_Matt 02 February 2014 06:40 PM


Originally Posted by Gear Head (Post 11341732)
Read this.

http://www.metrompg.com/posts/winter-mpg.htm

It isn't exactly a new discovery but common sense. I get 5-7mpg less doing the same journeys from the peak of summer to the coldest months of winter. Air is colder in the winter and therefore, more dense, so the car ecu throws in more fuel to achieve the correct mixture and prevent the engine from running lean.

:thumb:

Bloody good find that man!!!

I would have thought colder air would just mean more power at lower revs hence less throttle needed to cruise, funny how it all works. :)

RS_Matt 02 February 2014 06:44 PM


Originally Posted by tubbytommy (Post 11342079)
lol the irony in this post is epic

"does":thumb:

Your wont to correct typos?

tubbytommy 02 February 2014 06:47 PM


Originally Posted by RS_Matt (Post 11342121)
Your wont to correct typos?

at least you managed one post today without referring to me. are we not in love now :cry:
it was nice having my own troll, havent had one for a while :lol1:

RS_Matt 02 February 2014 06:50 PM


Originally Posted by tubbytommy (Post 11341721)
Ahhh cess pit I love the way you need to refer to me in every post.
Do you love me or want to be me?


Trolololololol


Originally Posted by tubbytommy (Post 11341736)
Yup and as I keep telling cess pit...

I don't own an impreza of any description,doesn't change the fact I know the wrx is the poor relation to the sti in every respect.
I have driven a wrx on many occasions as my Mrs still owns one and its slow compared to an sti despite cess pits claims

Lol you wont to own yourself at times.

sorry for the malapropism, T*T just invites them. I did think his obsession was with stickers but now I know it's me. Ѡ

tubbytommy 02 February 2014 06:52 PM


Originally Posted by RS_Matt (Post 11342129)
Lol you wont to own yourself at times.

sorry for the malapropism, T*T just invites them. I did think his obsession was with stickers but now I know it's me. Ѡ

want:lol1:

Gear Head 02 February 2014 06:52 PM


Originally Posted by tubbytommy (Post 11342087)
lpg! what a waste of money on an old wrx, the amount of miles you need to do for it to pay for itself is silly.

a fool and his money............

I was obviously joking. :rolleyes:

Back to the op, I would concentrate on servicing your car, using good fuel, tyres etc. The mpg will then take care of itself. :thumb:

tubbytommy 02 February 2014 06:54 PM


Originally Posted by Gear Head (Post 11342132)
I was obviously joking. :rolleyes:

Back to the op, I would concentrate on servicing your car, using good fuel, tyres etc. The mpg will then take care of itself. :thumb:

i know you were fella:thumb:

The Pink Ninja 02 February 2014 06:54 PM


Originally Posted by Gear Head (Post 11341791)
See my early post fella. :thumb:

I guess the 3 gallon guy always puts 13.635 litres every time!

I asked how he put 3 gallons in when you can only buy and display it in liters :lol1:

Also i feel obliged to ask again matt, What have you done to lose 135KG from your car apart from the aircon delete,Presuming you are calculating the kerb weight with appropriate fluids in at the correct 1395KG as you say its now 1260KG?

Gear Head 02 February 2014 07:02 PM


Originally Posted by GAZ2293 (Post 11342138)

I asked how he put 3 gallons in when you can only buy and display it in gallons :lol1:

Also i feel obliged to ask again matt, What have you done to lose 135KG from your car apart from the aircon delete,Presuming you are calculatin the kerb weight at the correct 1395KG?

I wouldn't hold out too much hope. It amazes me how some people try to work out mpg. The correct way is so simple. :wonder:

tubbytommy 02 February 2014 07:03 PM


Originally Posted by GAZ2293 (Post 11342138)
I asked how he put 3 gallons in when you can only buy and display it in liters :lol1:

Also i feel obliged to ask again matt, What have you done to lose 135KG from your car apart from the aircon delete,Presuming you are calculating the kerb weight with appropriate fluids in at the correct 1395KG as you say its now 1260KG?

http://i890.photobucket.com/albums/a...ps13bd322b.jpg

The Pink Ninja 02 February 2014 07:11 PM


Originally Posted by Gear Head (Post 11342155)
I wouldn't hold out too much hope. It amazes me how some people try to work out mpg. The correct way is so simple. :wonder:

Yep fill it to the top, reset the clock...Drive it then fill it up again, See how much it takes and do the math with the miles on the clock....Simples.



Originally Posted by tubbytommy (Post 11342158)

Lol, It wont....I want to know how you get a newage wrx to 100kg less than a spec-c and still make it a safe family 4 door :lol1:

mickywrx 02 February 2014 07:12 PM

What's the MPG for 400 miles and 46 litres of fuel? I don't do sums. :D


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