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OS .91FX and 15 nitro

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Old 02-07-2005 | 06:48 PM
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From: Wellesley, MA
Default OS .91FX and 15 nitro

Bax,

I've read somewhere that the .91FX does not like 15% nitro and performs much better on 10%. Is this an accurate statement (especially the first part, about 15%)?

I will also take this opportunity to ask whether one needs to use larger diameter fuel lines on these engines, or would be fine with standard ones (regardless of the nitro content).

Thank you in advance.
Old 02-08-2005 | 11:12 AM
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Bax
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Default RE: OS .91FX and 15 nitro

We've run the O.S. Max .91 FX on fuels with 5%-15% nitro with no problems. It amounts to how well you have the engine set.

As far as fuel line is concerned, we use standard size, but the tank's close to the engine. If you have a long run, then you may wish to go with larger fuel line. It all depends upon the particular installation. If you have a fuel-draw difficulty, larger fuel lines may help.

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