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100 proof gasoline

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  #21  
Old 04-08-2013 | 10:25 PM
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Originally Posted by jafir
You could probably see what the timing advance is with a obd2 scanner. I wonder if ultra gauge can show that data? If so, then you could run a tank of 93 and a tank of "95" and see if it advances more.
Yes the U-G shows timing, but the problem with timing is it changes constantly with the load on the engine and engine speed.
At a stop light I can watch it move as the RPM's vary, the RPM's only change a few RPM but the timing is always moving with it.
My base idle is set around 670 when hot, but it will drop as low as 620 and vary back and forth.
So I guess my point is finding the base line timing is near impossible on a electronic ignition engine.
 
  #22  
Old 04-09-2013 | 12:48 AM
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So all in all this looks more complicated than it's worth :/

Oh well.

And the fuel is from a Ochs Oil Company near my work that provides 100 proof unleaded gasoline for boats and other non-car engines... something about race cars in california got 100 proof fuel banned for vehicles on the public roads.
 
  #23  
Old 04-09-2013 | 04:58 AM
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Originally Posted by FlyingZebra34
So all in all this looks more complicated than it's worth :/

Oh well.

And the fuel is from a Ochs Oil Company near my work that provides 100 proof unleaded gasoline for boats and other non-car engines... something about race cars in california got 100 proof fuel banned for vehicles on the public roads.
That sounds a lot like non-ethanol fuel.

That, actually, might net you slightly more power. I know in my SHO it means an extra 2HP at the wheels. It's not going to save a second off of your 0-60, but I've definitely measured a difference between running E15, and non-ethanol fuel.

Last time I saw it at a pump was returning from a track event at Brainerd International in Minnesota last summer.

 

Last edited by Racer X; 04-09-2013 at 05:02 AM. Reason: I accidentally a word.
  #24  
Old 04-09-2013 | 07:03 AM
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X2 on the timing, plus da Bosch ECU adjusts it per cylinder on the fly, so you can have 8 different advances at same "time."
 
  #25  
Old 04-10-2013 | 04:57 AM
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Originally Posted by Savannah Buzz
X2 on the timing, plus da Bosch ECU adjusts it per cylinder on the fly, so you can have 8 different advances at same "time."
That's damn impressive for 15 year old tech.
 
  #26  
Old 04-10-2013 | 07:11 AM
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Just to stir the pot, here is text from the Green NASCAR program, which has official partners that tie in products. Seems like we will gaining horsepower with E-15.......


http://green.nascar.com/about
Leading the way in 2011 was NASCAR’s ground-breaking partnership with Sunoco and the American Ethanol industry. NASCAR launched its long-term biofuels program to reduce emissions of the fuel used in all its racing series. NASCAR’s three national touring series began using Sunoco Green E15, a renewable fuel blended with 15% American-made ethanol from American-grown corn. Sunoco, the Official Fuel of NASCAR, manufactures blends and transports this renewable, low-carbon fuel that emits 20% less greenhouse gas emissions than unleaded gas. After completing more than two million miles during NASCAR races using Sunoco Green E15, teams report an increase of up to 10+ horsepower. These reports validate the fuel qualities and environmental impact of ethanol as a fuel to the millions of NASCAR fans as well as the general American public
 

Last edited by Savannah Buzz; 04-10-2013 at 08:13 AM.
  #27  
Old 04-10-2013 | 07:40 AM
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Wow that's misleading...

Their race engines can be built and tuned to exploit the alcohol content of E15 and produce more power, but for the rest of us with older vehicles, you can expect a slight decrease. This is due to the simple fact that ethanol has less energy than gasoline per gallon, and our engines and ECU's aren't tuned for that fuel. Furthermore...

E15 alcohol fuel can wreck engines, auto groups' data say
 
  #28  
Old 04-10-2013 | 08:05 AM
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Speaking from years and years of racing on dirt to having been dragging elbows on the pavement, you cant just run 110 in anything. Compression and timing have everything to do with burning it in the cylinder. If fuel is not burned completely it creates what's know as piston washing .... Google is your friend and definitely don't waste your money.
 
  #29  
Old 04-10-2013 | 07:43 PM
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Originally Posted by Racer X
Wow that's misleading...

Their race engines can be built and tuned to exploit the alcohol content of E15 and produce more power, but for the rest of us with older vehicles, you can expect a slight decrease. This is due to the simple fact that ethanol has less energy than gasoline per gallon, and our engines and ECU's aren't tuned for that fuel. Furthermore...

E15 alcohol fuel can wreck engines, auto groups' data say
And NASCAR still uses carbs and dizzy's instead of EFI.
And add to that ethanol is a scam, it takes 2 gal of oil to make 1 gal of ethanol so it is a negative sum game just in the manufacturing process.
Now add the reduced fuel economy in every car that uses it...it is a scam by the big oil and big farm lobby to make us spend more money on motor fuel.
Making ethanol from switch grass or sugar cane is much more efficient and uses almost no oil to produce.
 
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