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Forum: General Efficiency Discussion 04-19-2014, 01:42 PM
Replies: 19
Views: 3,778
Posted By Ryland
Changing the gas on motorcycles that have sat a...

Changing the gas on motorcycles that have sat a single winter is a common fix, E10 has a shorter shelf life then 100% gasoline and the higher the grade of gas the longer the shelf life tends to be.
...
Forum: General Efficiency Discussion 04-19-2014, 11:41 AM
Replies: 19
Views: 3,778
Posted By user removed
The sealed vapor recovery systems in modern cars...

The sealed vapor recovery systems in modern cars can keep gas "fresh" for a long time as long as they remain sealed. My VX sat for 15 years and started and ran fine on E0 gas. I did immediately...
Forum: Success Stories 02-15-2014, 04:18 PM
Replies: 19
Views: 3,659
Posted By user removed
Do the math, on the Hampton Roads Bridge tunnel,...

Do the math, on the Hampton Roads Bridge tunnel, in either direction, with two lanes of traffic, 95,000 cars will pass over the same point in 24 hours during peak summer traffic.
There are 84,600...
Forum: Success Stories 02-06-2014, 07:48 PM
Replies: 12
Views: 4,972
Posted By Cobb
I believe his claims and thats a nice looking vw...

I believe his claims and thats a nice looking vw and matching grill block.

Those are pipe insulation you can buy at the hardware store.

I find my insight crashes its mpg when temp falls below...
Forum: Success Stories 02-06-2014, 09:35 AM
Replies: 12
Views: 4,972
Posted By user removed
One thing we need to recognise is that a lot of...

One thing we need to recognise is that a lot of members here have to drive in temperatures that others never see. 25C below is around 45F below freezing, so about -13 Farenheit.

I saw a 20% drop...
Forum: EcoModding Central 01-29-2014, 02:45 AM
Replies: 11
Views: 3,316
Posted By Frank Lee
With the engine running and the trans in gear,...

With the engine running and the trans in gear, you know the torque converter has kicked in when the car starts to move.

The torque converter lock-up clutch is what you are wondering about. Banks...
Forum: EcoModding Central 01-28-2014, 09:08 PM
Replies: 7
Views: 1,713
Posted By roosterk0031
Nice data, can't believe I missed it, my seat of...

Nice data, can't believe I missed it, my seat of the pants feel I aim for 3000 rpm shift points with the Stratus, Impala, and gone 3.1v6 malibu. Too slow with auto trannys they just spin lots of...
Forum: EcoModding Central 01-28-2014, 02:08 PM
Replies: 7
Views: 1,713
Posted By mechman600
The consensus around here is that the way you...

The consensus around here is that the way you accelerate has little bearing on your economy. I tested different acceleration methods with my Toyota Matrix here:...
Forum: EcoModding Central 01-27-2014, 07:19 PM
Replies: 7
Views: 1,713
Posted By Frank Lee
Like Marge Simpson says on Whacking Day: Slow...

Like Marge Simpson says on Whacking Day: Slow then fast! :eek:

Seriously- fast then ease into cruise speed.
Forum: Aerodynamics 01-13-2014, 08:02 PM
Replies: 6
Views: 2,832
Posted By MetroMPG
I'd say it does the same thing as the crisp,...

I'd say it does the same thing as the crisp, vertical corners we're starting to see at the back of more and more cars: creates a 'clean' flow separation point.
Forum: Aerodynamics 01-13-2014, 04:51 PM
Replies: 6
Views: 2,832
Posted By MetroMPG
Secrets revealed! Green Car Congress:...

Secrets revealed!



Green Car Congress: Volkswagen targeting 5% of Jetta sales in US with new sporty Hybrid model; expected 45 mpg combined...
Forum: General Efficiency Discussion 01-02-2014, 10:40 PM
Replies: 9
Views: 1,842
Posted By 2000mc
lifetime - 34.4 best tank - 46.52 - old commute...

lifetime - 34.4
best tank - 46.52 - old commute in the summer
last tank, filled today - 22.52 - short trips around town in the winter
but i still spend less as 22mpg because im filling up a couple...
Forum: General Efficiency Discussion 01-02-2014, 02:13 PM
Replies: 9
Views: 1,842
Posted By some_other_dave
My 2.0 liter (1971cc) 914 gets 30+ in freeway...

My 2.0 liter (1971cc) 914 gets 30+ in freeway driving. And about 12 at the track... :D

-soD
Forum: General Efficiency Discussion 01-02-2014, 08:33 AM
Replies: 9
Views: 1,842
Posted By Frank Lee
It does say gas in the title. '99 Tracer,...

It does say gas in the title.

'99 Tracer, 2.0 a/t, about 40 mpg.
Forum: General Efficiency Discussion 01-01-2014, 09:41 PM
Replies: 9
Views: 1,842
Posted By beluga
Terrible ATM. Efficiency log for: baby...

Terrible ATM.

Efficiency log for: baby beluga - 1990 toyota camry dx wagon
Lifetime Fuel Economy: 27.9 mpg (US), 8.4 L/100 km, 33.5 mpg (Imp)
90-day Fuel Economy: 27.3 mpg (US), 8.6 L/100 km,...
Forum: General Efficiency Discussion 01-01-2014, 04:25 PM
Replies: 9
Views: 1,842
Posted By Superfuelgero
That's a bit of a tight window. How about a a...

That's a bit of a tight window. How about a a 1.8L gas auto, 42.3 lifetime (with wife), regular 48 (with me).
Forum: General Efficiency Discussion 01-01-2014, 04:04 PM
Replies: 9
Views: 1,842
Posted By JasonG
The cold weather has my wife's 2.0 running mid 40s

The cold weather has my wife's 2.0 running mid 40s
Forum: Hypermiling / EcoDriver's Ed 11-18-2013, 02:18 PM
Replies: 77
Views: 20,541
Posted By t vago
That might be true for a Diesel engine. That is...

That might be true for a Diesel engine. That is decidedly not true for a gasoline engine.

A significant amount of the work done by a gasoline engine is to create and maintain a vacuum in the...
Forum: Aerodynamics 10-16-2013, 01:56 AM
Replies: 4
Views: 2,414
Posted By Occasionally6
Re. >=90% load. You can check that yourself. ...

Re. >=90% load. You can check that yourself.

If you pull up closed/open loop on the SCII screen that will tell you - with some inherent time lag in the display - when you are entering fuel...
Forum: Hypermiling / EcoDriver's Ed 10-03-2010, 09:10 AM
Replies: 12
Views: 4,958
Posted By user removed
The problem with lean burn is NOX emissions....

The problem with lean burn is NOX emissions. Direct injection allows higher compression on lower quality fuel. It may also allow higher air-fuel ratios without NOX issues. Not sure about that but the...
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