XJS ( X27 ) 1975 - 1996 3.6 4.0 5.3 6.0

Old car and modern fuel...is it a problem?

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Old Aug 15, 2016 | 10:32 PM
  #21  
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There is no inherent advantage in adding ethanol to gasoline for vehicle owners.

However, corporate farm factories have found higher prices in selling corn
for ethanol than for food. Why do you think corn on the cob is no longer
$2/dozen in season? Vegetable oil of any kind has tripled in price.

Even with that distortion, refiners LOVE ethanol as it is cheaper than
gasoline. They'll add as much as they can get away with.

Everyone makes money, everyone is happy.

Oh yeah ... warranty claim procedures on recreational marine engines
dictate a check for ethanol on spring no start problems. Find it, and
the warranty goes *poof*, no exceptions.

Probably has something to do with the availability of gasoline without
ethanol at boat marinas.

Me? I get premium gasoline sans ethanol with no price premium.
So that's what I use. I get better gas mileage out of it, better
LTFT's, avoid dead fuel pumps, leaking fuel pressure regulators,
and leaking fuel pulse dampers.

Seems like a good deal in the long run.
 
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Old Aug 15, 2016 | 10:34 PM
  #22  
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Originally Posted by malc4d
I believe that for cars that sit around like a lot of our cars, do a non-ethanol fuel like marine gas/petrol is better as it stays fresh longer. I read that the ethanol evaporates and leaves a horrid gunk behind. It did in my generator carb. anyway.
That's why it's recommended for boats, lawn mowers and generators etc.. I will keep my tin foil hat on for a bit longer and keep filling up with marine gas/petrol. Here in Florida, as we have a large amount of lakes, marinas and some gas stations sell it. Here its Wawa.
search on the words:

ethanol gasoline phase separation

and you will see some graphic evidence.

Recreational aircraft don't much like ethanol either.

Fuel system craps out midair and Houston has a problem.
No waiting around for flatbed trailers.
 
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Old Aug 15, 2016 | 10:55 PM
  #23  
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Originally Posted by Mikey
Gas drying up and gumming carbs predates E10. It's precisely why Seafoam was invented just after WWII. No ethanol back then.

I vividly remember dried-out carb gaskets and accelerator pumps, and gummed-up carbs, back in the mid-1970s, pre-E10. Back then, a carb overhaul was what differentiated a "major tune up" from a "minor tune up". It was as routine as putting your socks on in the morning. Those were "the good old days".


Cheers
DD
 
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Old Aug 15, 2016 | 10:57 PM
  #24  
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Originally Posted by Doug
It was as routine as putting your socks on in the morning. Those were "the good old days".


Cheers
DD
I thought everyone wore sandals and smoked weed in those days?
 
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Old Aug 15, 2016 | 11:09 PM
  #25  
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Originally Posted by plums
I thought everyone wore sandals and smoked weed in those days?



And since it was storybook Southern California, nobody had to work. It was just like TV. We just sat at the pool all day long eating avocados and oranges !

Cheers
DD
 
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Old Aug 16, 2016 | 12:54 AM
  #26  
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Originally Posted by plums

Oh yeah ... warranty claim procedures on recreational marine engines
dictate a check for ethanol on spring no start problems. Find it, and
the warranty goes *poof*, no exceptions.

You keep beating this dead horse despite written proof to the contrary. Please put up- or shut up.

My Mercury warranty policy specifically endorses the use of E10.
 
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Old Aug 16, 2016 | 02:59 AM
  #27  
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Heck, I drove my old Volvo C30 which had an approval for E10 and no higher ethnol content on E85 and the car did more than 200k km (125k mi) with no issues. Only the winter start ups were awkward. I had to mix an E50 blend with SuperPlus (E0) and then it would start with no worries. Normal driving didn't cost more... Ethanol costed less per liter compared to E10 or E5 (95 ron) and those few milliliters of fuel it needed more was ignorable as the running costs were still lower... Best thing about ethanolfuel is that it has a higher octane rating and if you have an engine with boost, you can run it on higher boost... Higher boost than a normal pump fuel (98 ron or even 100 ron) can handle...

My XJ8 runs on LPG with an even higher octane rating. The conversion place had an Audi SQ5 standing there with something like 700 hp - all on LPG. Petrol would allow tops 450 hp... I like alternate fuels!
 
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Old Aug 16, 2016 | 08:29 AM
  #28  
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All... I've enjoyed this 'conversation'. A nice mix of science and real world info. Well worth the price of admission! Thank you all. Mike
 
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Old Aug 16, 2016 | 09:55 AM
  #29  
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Originally Posted by MikeinNaplesFL
All... I've enjoyed this 'conversation'. A nice mix of science and real world info. Well worth the price of admission! Thank you all. Mike
Hold on! That sounds like a conclusion....but the thread isn't concluded until everyone is done beating their head against the wall. You wouldn't know since you're a newbie to the group.

Since you started the thread you're obligated to stick around until the end. You can't just drop a bomb and scamper away. Bombs include mention of E10 gasoline, tire speed ratings, motor oil, and spark plugs. And Donald Trump.

That's just the way we roll around here.






Cheers
DD
 
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Old Aug 16, 2016 | 10:08 AM
  #30  
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GOT IT DOUG!... rookie mistake.
 
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Old Aug 16, 2016 | 10:25 AM
  #31  
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Originally Posted by Doug
Since you started the thread you're obligated to stick around until the end. You can't just drop a bomb and scamper away. Bombs include mention of E10 gasoline, tire speed ratings, motor oil, and spark plugs. And Donald Trump.
You forgot miracle oil and fuel additives, 'Top Tier' gas, K&N air filters and my personal favourite- nitrogen in the tires.

Are you not feeling well?
 
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Old Aug 16, 2016 | 10:38 AM
  #32  
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Agan, the major marine engine manufacturer warranties may permit
not endorse, ethanol blends for use during the season, but the caveat is
that then engine and fuel system must be specifically prepared for
extended storage such as through the winter. Mercury defines
extended storage as two months.

I didn't say it, a warranty administrator said it.

The FAQ:

https://www.mercurymarine.com/en/us/faq/

The PDF:

http://media.channelblade.com/EProWe...04/ethanol.pdf

Also covers phase separation of ethanol blended gasoline for those
who were asking.

The business side (follow the money, notice the mention of influential lobbyists):

Ethanol and the Looming Blend Wall:* The EPA?s Catch-22 | Greentech Media

Greentech Media delivers market analysis, business-to-business news and conferences that inform and connect players in the global clean energy market. Our coverage extends across the clean energy industry with a focus on solar power and the electric utility market's evolution. Greentech Media's industry-leading coverage is provided by world-class journalists and a global network of expert contributors, supported by a team of analysts from our market intelligence arm, GTM Research
 

Last edited by plums; Aug 16, 2016 at 11:12 AM.
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Old Aug 16, 2016 | 10:40 AM
  #33  
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Oh, me!!! I grew up in west Texas. Weed??? Baaah, Dull Durham in "roll your owns". Sandals, ditched about age 7, if worn at all. Tony Lama boots and rolled Levi's.


Yeah, I don't miss weird carb issues, one bit.
gummed. warped, etc...


But, my Honda OHV one banger powered lawn mopwer will not run on stale E10.


My two cycle stuff won't run on E10 at all. Pricey E10 premix and they purrrrr.


My cars are not that fussy and digest 87 E10 just fine...


Carl
 
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Old Aug 16, 2016 | 12:05 PM
  #34  
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Originally Posted by plums

I didn't say it, a warranty administrator said it.

The FAQ:

https://www.mercurymarine.com/en/us/faq/

The PDF:

http://media.channelblade.com/EProWe...04/ethanol.pdf
And as expected, not ONE word about warranty being declined due to the presence of E10.

If you're trying to weasel-word about a spring no-start condition due to contaminated fuel, then such an event would not be covered under warranty, irrespective of fuel type or the reasons.

In any case, none of this has any relevance to a Jag or any car with a sealed fuel system, essentially early '70s or newer..
 
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Old Aug 16, 2016 | 01:27 PM
  #35  
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I run non-ethanol gas in my 96 XJS and 83 SL. I made the mistake of putting ethanol gas in my 380 SL while I was working on it and it ended up sitting longer than I expected. I ended up removing and cleaning the tank twice because of the crap in the tank. A Mercedes shop said it was the ethanol fuel. In South Florida, many Marathon, Wawa, and Racetrack gas stations sell the non-ethanol fuel.
 
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Old Aug 16, 2016 | 02:58 PM
  #36  
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just google non ethanol and get locations for 0% ethanol near your location. I use 0% ethanol premium in my jag. Also in my lawn equipment...it will totally screw up small engine especially two strokes like weed eaters. This from personal experience...(I'm old)
...Jimmy
 
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