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e85???

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Old Sep 14, 2010 | 02:12 AM
  #1  
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Default e85???

valero is selling the above for almost 30cents less per gal. claim the octane is higher than their premium. can my '02sc430 burn it w/o any engine harm??? lf
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Old Sep 14, 2010 | 04:34 AM
  #2  
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From what I've heard, you CANNOT use E85 fuel unless your vehicle's engine is cleared for it. Our SCs are NOT CLEARED FOR THEM. It could cause serious damage to your engine. I remember my local news running a segment on it before because people were buying the gas for their "regular" cars and it caused major engine problems. Vehicles that are cleared for such fuel are Chevrolet and GMC's "Flexfuel" technology whose engine systems are designed to sustain regular or E85 fuel.

Don't do it, you'll have problems....
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Old Sep 14, 2010 | 07:38 AM
  #3  
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I initially thought the answer was no too.

There's a mass of mixed information on the safety of using flex-fuel in normal-fuel cars. Some automakers have identified specific problems in some models and engines and have issued warnings. But very few. (See Lexus warning below.)

The two main concerns are:
1) Corrosion issues within the fuel system
2) Oxygen sensors becoming confused, affecting
a. MPG
b. Performance

Lexus to date has issued only this warning:
On January 16, 2009, Toyota filed a Defect Information Report (DIR) with the National Highway Traffic Safety Administration (NHTSA) regarding certain 2006 2007 GS 300/350, 2006 2008 IS 250/350 and 2007 2008 LS 460/460L vehicles. The involved vehicles are equipped with aluminum fuel delivery pipes (fuel rails). Lexus has determined that ethanol fuels with low moisture content will corrode the internal surface of the fuel rails. As this condition progresses the engine malfunction light (MIL) may illuminate. Over time, the corrosion will create a pinhole resulting in fuel leakage. SSC 9LA will be launched to replace the Fuel Delivery Pipes in the affected vehicles.

There are approximately 43,700 GS 300 (24,500 2WD, 19,200 AWD), 23,700 GS 350 (14,000 2WD, 9,700 AWD), 85,800 IS 250 (54,000 2WD, 31,800 AWD), 24,900 IS 350, and 36,400 LS 460 (25,500 LS 460, 10,900 LS 460L) vehicles involved in the U.S.

You can do your own research and make the call, but I wouldn't be afraid to give it a try in our cars. Just monitor mpg and performance changes, and if they're not to your liking, switch back.

Hey Lon, was your VW a '59 or a '61 - I'm confused.
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Old Sep 14, 2010 | 07:41 AM
  #4  
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Don't use it. Our cars have oxygen sensors that read the fuel air ratio. E85 or ethanol fuels will alter this ratio leading to all sorts of problems. Playa3uhh is correct our engines, and the software that runs them, are not designed to run on this type of fuel.
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Old Sep 14, 2010 | 07:59 AM
  #5  
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I think every gas station around me has a sticker that says up to 10% ethanol.
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Old Sep 14, 2010 | 08:56 AM
  #6  
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Originally Posted by KBALL
I think every gas station around me has a sticker that says up to 10% ethanol.
I know what you mean. It's getting harder and harder to find 100% gasoline.
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Old Sep 14, 2010 | 11:01 AM
  #7  
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The reason almost every gas station has 10% ethanol is because 10% is not enough to destroy your engine. I guess theoretically over time, it would but for the near future almost every gasoline station carries ONLY 10% ethanol gasoline. What can we do....
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Old Sep 14, 2010 | 01:06 PM
  #8  
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What can we do? Here is a repost from a previous thread. E85 s is REALLY BAD for your car while E10 is only really bad!

"I was in general agreement with the observation that “Most ‘additives’ are about profits rather than performance” . . . . Until I read one of George Murphy’s regular columns (Murphy’s Law) in the March-April, 2010 issue of The Star (the Mercedes-Benz Club of America magazine). He started with a discussion of the adverse effects of Ethanol (E-10 gasoline) on older cars and all cars either driven relatively few miles per year (e.g., limited weekend use) or placed in storage (e.g., during the winter).

In addition to the usual precautions (e.g., keep the tank 95% full), Mr. Murphy recommends the use of a stabilizer/additive (e.g., Marine Formula STA-BIL Ethanol Treatment) at every fill-up, especially for those cars, but for all cars as well. He concludes “This will protect your car from ethanol-induced corrosion as well as keep the entire fuel system clean to avoid problems in the future.” Mr. Murphy is a director at large on the MBCA national board and appointed technical director of the club, and has been so for a number of years. I think he knows of what he speaks."

Last edited by MadHungari; Sep 14, 2010 at 01:07 PM. Reason: typo
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Old Sep 14, 2010 | 05:06 PM
  #9  
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Originally Posted by Roofless
I initially thought the answer was no too.

There's a mass of mixed information on the safety of using flex-fuel in normal-fuel cars. Some automakers have identified specific problems in some models and engines and have issued warnings. But very few. (See Lexus warning below.)

The two main concerns are:
1) Corrosion issues within the fuel system
2) Oxygen sensors becoming confused, affecting
a. MPG
b. Performance

Lexus to date has issued only this warning:
On January 16, 2009, Toyota filed a Defect Information Report (DIR) with the National Highway Traffic Safety Administration (NHTSA) regarding certain 2006 2007 GS 300/350, 2006 2008 IS 250/350 and 2007 2008 LS 460/460L vehicles. The involved vehicles are equipped with aluminum fuel delivery pipes (fuel rails). Lexus has determined that ethanol fuels with low moisture content will corrode the internal surface of the fuel rails. As this condition progresses the engine malfunction light (MIL) may illuminate. Over time, the corrosion will create a pinhole resulting in fuel leakage. SSC 9LA will be launched to replace the Fuel Delivery Pipes in the affected vehicles.

There are approximately 43,700 GS 300 (24,500 2WD, 19,200 AWD), 23,700 GS 350 (14,000 2WD, 9,700 AWD), 85,800 IS 250 (54,000 2WD, 31,800 AWD), 24,900 IS 350, and 36,400 LS 460 (25,500 LS 460, 10,900 LS 460L) vehicles involved in the U.S.

You can do your own research and make the call, but I wouldn't be afraid to give it a try in our cars. Just monitor mpg and performance changes, and if they're not to your liking, switch back.

Hey Lon, was your VW a '59 or a '61 - I'm confused.
comment: big no to e85 & not much we can do 'bout e10. answer to vw. transferred to longview, tx from chicago in '61 w/new vw, which was 30or 40hp. took my last christmas trip same year & towed my boat w/same car to lake of pines, east tx. than i really dumbin' up bought a '62 w/ac!!! thanks for help on that corn fuel. lf
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Old Sep 14, 2010 | 05:18 PM
  #10  
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Originally Posted by MadHungari
What can we do? Here is a repost from a previous thread. E85 s is REALLY BAD for your car while E10 is only really bad!

"I was in general agreement with the observation that “Most ‘additives’ are about profits rather than performance” . . . . Until I read one of George Murphy’s regular columns (Murphy’s Law) in the March-April, 2010 issue of The Star (the Mercedes-Benz Club of America magazine). He started with a discussion of the adverse effects of Ethanol (E-10 gasoline) on older cars and all cars either driven relatively few miles per year (e.g., limited weekend use) or placed in storage (e.g., during the winter).

In addition to the usual precautions (e.g., keep the tank 95% full), Mr. Murphy recommends the use of a stabilizer/additive (e.g., Marine Formula STA-BIL Ethanol Treatment) at every fill-up, especially for those cars, but for all cars as well. He concludes “This will protect your car from ethanol-induced corrosion as well as keep the entire fuel system clean to avoid problems in the future.” Mr. Murphy is a director at large on the MBCA national board and appointed technical director of the club, and has been so for a number of years. I think he knows of what he speaks."
comment: re:marine sta-til. even if i run my boat ev-month i use it. but, 1 thing for sure the marine formula is the same stuff but a couple bucks more because it sez "marine"- auto formula is same stuff.
question: does it work on e85 or just e10??? lf
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Old Sep 16, 2010 | 06:50 AM
  #11  
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I am a professional fisherman as well as a few other things.....but I run a 22 foot bass boat with a 225hp, 2 stroke motor. Marine Sta-bil is not the same as the regular red juice. It is specially designed to stop "Phase Separation" which is what happens with the corn fuel. Ethanol is a water magnet and if it is not turned over frequently (as in used), it will phase separate and when our 2 strokes inject water along with the oil, they go BOOM!!...think steam expansion instead of fuel!! A lot of products will claim to emulsify the water and allow it to pass with the fuel which may be fine with vehicles but on high performance 2 strokes, once it separates you have to drain the tank. Marine Sta-bil will prevent separation but not correct it once it happens. That is why it goes in every tank of fuel for my boat. Another problem with the corn fuel is that in our boats anyway, it will dissolve your fuel lines which then clog the fuel filters, so you have to have the proper lines from the tank to the motor. We do not have an all-metal delivery system. All problems intensify if your vehicle (or boat) sits for a prolonged period. Weekend or summer drivers and boats that are stored for the winter (in some areas). E-10 has been a fact of life for a long time and it pays to know how to deal with it. E-85 will never go in anything I own unless it has a "Flex-Fuel" emblem on it.
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Old Sep 16, 2010 | 03:59 PM
  #12  
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Toxic,
Which one would you use in the SC430? Would you use the Marine Sta-bil or the Auto Sta-bil?
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Old Sep 17, 2010 | 07:28 AM
  #13  
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Since the Marine version of Sta-Bil is specially designed for E-10, I would use that, it will not hurt our 4 strokes. I also use Lucas fuel treatment with about every 3rd or 4th tank in the 430. Cleaning deposits and carbon is different than preventing phase separation. I also use Mercury Fuel Treatment and Stabilizer in the boat as well. Geeze, I feel like an additive junky now!!
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Old Sep 17, 2010 | 04:03 PM
  #14  
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Toxic,
Thank you for the information.
Don't think of yourself as an "additive junky." Think of it as; using vitamins and supplements to prolong your SC's life........
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