Author Topic: E-10  (Read 695 times)

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grahampaul

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on: July 11, 2024, 10:29:35 pm
 hi every one.
every garage here is going e10,is there any known issues with this and the 04 model,


stinkwheel

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Reply #1 on: July 11, 2024, 11:22:49 pm
Some fuel line might not be entirely happy with it, but does it still have 20 year old fuel line on? If it does, it's probably due a change anyway.

It could possibly attack an o-ring/seal in a fuel tap in a similar way but again, I'd imagine someone got fed up of the anaemic dribble the standard taps produce and did something about it by now. If they haven't, throwing the flat rubber washer that seals (and partially blocks) the sediment bowl in the bin and replacing it with a viton o-ring is something you should do regardless of the fuel type. Or do similar with the whole tap. I've found OMG taps are effective, inexpensive and flow at least double the fuel a standard one does.

Other than that, it's probably best not to leave the tank sitting idly full of E10 for a protracted period because it has a tendancy to attract water and split into layers of fuel and manky water/alcohol mix, potentially rusting out the bottom of fuel tanks. So if you're laying it up for a period, probably best to drain the tank.

Running-wise, a standard bullet wont care. If it's been tuned to the point you need to use high octane fuel, you were probably already using super and in that case, the ethanol content isn't the issue anyway.


AzCal Retred

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Reply #2 on: July 11, 2024, 11:24:55 pm
The IB doesn't have a lot of plastic & rubber in the fuel circuit. The float needle tip is viton, and new "fuel line" rubber from the auto supply should be fine. Mainly you want to run a 10 micron or so fuel filter to catch any rust crumbs & flakes. Many of us run a little Marvel Oil in the fuel "just in case" to maybe stop tank rust. Myself I also add a bit of fuel drier as insurance.
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Adrian II

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Reply #3 on: July 12, 2024, 12:01:39 am
E10 has been around for a while - are they phasing out E5?

A.
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allanfox

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Reply #4 on: July 12, 2024, 09:35:56 am
The IB doesn't have a lot of plastic & rubber in the fuel circuit. The float needle tip is viton, and new "fuel line" rubber from the auto supply should be fine. Mainly you want to run a 10 micron or so fuel filter to catch any rust crumbs & flakes. Many of us run a little Marvel Oil in the fuel "just in case" to maybe stop tank rust. Myself I also add a bit of fuel drier as insurance.
"Better living thru Chemistry"

What's fuel drier?


tooseevee

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Reply #5 on: July 12, 2024, 11:54:58 am
What's fuel drier?

       I've always known it as DryGas. Mostly it's alcohol based. I remember it from the '50s & '60s in Wyoming to prevent fuel line freeze-ups in the winter. That and an electric cooling water heater got us through the winters without a garage.
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grahampaul

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Reply #6 on: July 12, 2024, 03:01:46 pm
Ok,thanks all.will change the fuel pipe and fit a filter.now i am wondering if the carbs ok with it. an amall, not standard and looks huge and older than the bike.it has a tickler for priming an a choke cable.had something like it on a 500 .triumph years ago.


stinkwheel

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Reply #7 on: July 12, 2024, 06:24:39 pm
It'll be as fine as they ever are. People run 100% alcohol through them on very high compression engines.


Paul W

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Reply #8 on: July 12, 2024, 08:35:24 pm
It'll be as fine as they ever are. People run 100% alcohol through them on very high compression engines.

But with far bigger main jets!
Paul W.


grahampaul

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Reply #9 on: July 12, 2024, 08:41:45 pm
thanks for putting my mind at rest,i have seen what that stuff can do.will be keeping it standard as far as i can.


stinkwheel

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Reply #10 on: July 12, 2024, 09:47:40 pm
But with far bigger main jets!

Or even none at all.


Paul W

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Reply #11 on: July 12, 2024, 10:46:10 pm
Well, the correct air/fuel ratio for gasoline is 14.7:1. For methanol, as used in racing engines, it’s only 6.8:1! So, more than twice as much fuel flow is needed.
Paul W.