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Is 250-280 mpg good?

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Old 09-29-06, 12:06 PM
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Is 250-280 mpg good?

I drive it pretty spirited, but most of the time I drive slow and shift at the factory manual specs. I also drive mostly freewat cruising around 70mph-80mph. Its eating a shitload of my money. The engine has 102 compression front and 101 in the rear. It burns oil normally and has no leaks of any kind. it still runs good. mods are listed below. I get about 250-280mph depending on how I drive. I got around 290-300mpg when i was bone stock.
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Old 09-29-06, 12:10 PM
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hell yeah 250 -280 is good mpg.


i think u mean 250-280 miles per tank...
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Old 09-29-06, 12:18 PM
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Wow, I only get 220 miles per tank haha. I'd consider that pretty good. I'm hoping to get that high after it tuned since it's running beyond rich for my hybrid turbo. 280 miles per tank and you fill up at maybe 14 gallons? That's 20 miles per gallon, which I'd consider good and wouldn't complain about.
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Old 09-29-06, 12:26 PM
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yes,thats me \/

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for a turbo car that aint bad. NA's can do better
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Old 09-29-06, 12:56 PM
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Originally Posted by SayNoToPistons
.... what??? 250-280mph? 290-300mpg? wtf are you driving? are you drunk?
ok, my bad. that was a typo. hahaha. didnt even realize it. but yea i meant mpg. but then after thinkin about it, yea, i meant per tank. yes, still a lil drunk from last night.

Originally Posted by red87tll
hell yeah 250 -280 is good mpg.


i think u mean 250-280 miles per tank...
yes, per tank. my bad. lol.

Originally Posted by Tmato
Wow, I only get 220 miles per tank haha. I'd consider that pretty good. I'm hoping to get that high after it tuned since it's running beyond rich for my hybrid turbo. 280 miles per tank and you fill up at maybe 14 gallons? That's 20 miles per gallon, which I'd consider good and wouldn't complain about.
Actually I fill like 16-17 gallons, so thats like 14-16 mpg. and this is mostly freeway.


Originally Posted by cdaleracer669
for a turbo car that aint bad. NA's can do better
yea, i had a 91 na before and it did a lot better than my current t2. right now gas is a bitch. I spend $50-75 A WEEK! I really need to get my 89 240sx fastback registered and all, so i can start saving some gas.
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Old 09-29-06, 01:14 PM
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Mileage is covered in the FAQ, as well as ways to increase it (generally by fixing the car).
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Old 09-29-06, 01:24 PM
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S5 vert w/ intake and exhaust ~320 miles per tank. 75% highway, 25% city driving
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Old 09-29-06, 02:49 PM
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S5 TII (with me and my crap weights ~3300lbs) w/ i/e, FCD, FD fuelpump and on the HW crusing around 80mph, I managed roughly 22mpg. So, ~400mi to the tank I believe?
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Old 09-29-06, 05:02 PM
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It's only Rock and Roll

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Both of my cars get.... I don't know!!!! Only time I think about it is on long trips. It varies so much depending on mood, music, where I'm going.... Actually I think I can get better mileage out of my T2 than my Vert when I want to.
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Old 09-29-06, 05:31 PM
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Do all FCs have the same size tank?
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Old 09-29-06, 05:32 PM
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18/26 N/A here. But yeah, turbos get less. And accelerating slowly won't help very much. Keeping your top speed down and avoiding unnecessary braking will, though.
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Old 09-29-06, 06:53 PM
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Originally Posted by rx7man13b
Do all FCs have the same size tank?
No, S4 is 16.6 gallons, S5 is 18.5 gallons.

Last edited by Turbo II; 09-29-06 at 06:56 PM.
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Old 09-29-06, 07:00 PM
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wow i wish i could get that much.....

i dont do the miles per tank since its not really accurate unless you find the mpg then multiply

but i get 13mpg (worst) and 13.7 (best). T2 with full exhaust but stock intake.. i dont know how you guys get such great mileage. i granny shift most of the time also.... and my car is in good shape 105 both rotors with maintainence done regularly

edit: 215.8-227.42 miles per tank

wow im never going into a mpg mpt thread again this is making me depressed and i live in cali with the highest gas prices in the continental us

Last edited by bacek; 09-29-06 at 07:03 PM.
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Old 09-29-06, 08:56 PM
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My NA averaged 18 or so mixed with spirited driving. My record was 28 MPG almost solid highway, but I was going 75-90 most of the way and had my windows down. I think I could have gotten over 30 if I had tried. It had a large street port and exhaust port, but it was a fresh rebuild.
Also, I just paid 1.97 for for regular a few days ago... It was 2.17 for 93 octane premium. I long for days when I started driving and it was .85 a gallon. My car got 12 MPG on a good day, but I didn't care because it was so cheap to fill up.
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Old 09-29-06, 09:23 PM
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in my s5 n/a im lucky to get 300 to the tank with almost all high way miles... i already replaced spark plugs, oil, tranny fuild, air filter and i cant seem to get better than that...
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Old 09-29-06, 10:19 PM
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Originally Posted by DRFT211
in my s5 n/a im lucky to get 300 to the tank
Argh, post your MILES PER GALLON not miles per tank. Don't post your miles per tank because it is horrlibly innacurate and misleading. If you don't have an accurate mpg gallon figure, then don't post any figure.
Sorry, but that just really gets on my nerves.
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Old 09-29-06, 10:28 PM
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I have an 89 n/a coupe and I was getting 6.5 mpg when I got it, but I have managed to get it up to about 11 mpg after a good tune up... I dont get 200 to the tank... It may have something to do with me testing the friction on the road or lack there of on every turn I take...
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Old 09-29-06, 11:23 PM
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LOL 11 is awful! I dogged the hell out of my S5 coupe and still managed atleast 14-15. (When I say dogged the hell out of it, i'm talking about 3 full sets of tires in 1 year)
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Old 09-29-06, 11:37 PM
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Wow, that is **** poor. Even when I had 215k on the engine and ran the hell out of it, I still got at least 15 or 16 at the worst.
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Old 09-30-06, 02:37 AM
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I don't know why people keep N/A FCs with such poor mileage. With what you spend in 2-3 years of extra gas you could buy an FC that gets good mileage... or at least give your current one a new engine and fix it up. And I bet you're spending a lot fixing everything on such a lousy N/A.

Driving style doesn't seem to affect mileage too much, though top speed does (but going below 40mph city/60mph freeway just makes things worse). I never go under 16mpg in the city no matter how hard I drive, unless I'm forced to go 20mph. Normally I get 18mpg city.

Last edited by ericgrau; 09-30-06 at 02:55 AM.
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Old 09-30-06, 11:38 AM
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STUCK. I got SNOWNED!!!!!

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I am averaging about 9MPG city and 18MPG highway right now, and it's worth every dollar.
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Old 10-01-06, 10:37 AM
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No more mileage topics!

They are always exactly the same thing, go on for weeks and contain no information. If you want information about mileage, there are a lot of links in the FAQ.

Thread closed.
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