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Rotax 503 Spark Plug Torque?

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jame...@ridgenet.net

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Jul 12, 1998, 3:00:00 AM7/12/98
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Anybody know the proper torque?

Jim


Russell Duffy

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Jul 12, 1998, 3:00:00 AM7/12/98
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jame...@ridgenet.net wrote in message <35A94879...@ridgenet.net>...

>Anybody know the proper torque?
>
>Jim


My 503 DCDI Operators Manual says 240 in-lb or 27 Nm on a cold engine

Rusty


Sam Briseno

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Jul 12, 1998, 3:00:00 AM7/12/98
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jame...@ridgenet.net wrote:

> Anybody know the proper torque?
>
> Jim

20 foot/lbs.


John Doe

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Jul 13, 1998, 3:00:00 AM7/13/98
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Quoted from "Rotax Aircraft Engine Torquing Specifications" printed in the
CPS Catalog by Mike Stratman.

Rotax 503 with Ducati Dual Ignition Spark Plugs (cold engine) using 13/16
" socket... torque to 27 Nm or 240 in lbs or 20 Ft. lbs they also
recommend using Anti-Seize on the plug threads. There is some question on
the use of Anti-Seize. Some people say if you change your plusgs every 20
hours the anti-seize is not necessary. Also the question has been raised
that the anti-seize insulates the plug from ground enough to cause weak
spark.

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