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Author Topic: 1959 triumph speedtwin  (Read 9355 times)

Offline 567riley??:

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Re: 1959 triumph speedtwin
« Reply #15 on: November 21, 2017, 02:24:03 PM »
hi again,
will have a good run out on bike this weekend.hope this sorts out the wet sumping.
have been using sae 30 mineral oil in the oil tank as per the manual.is this correct?
thanks
stuart
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Offline mini-me

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Re: 1959 triumph speedtwin
« Reply #16 on: November 21, 2017, 04:44:12 PM »
It'll be fine.
maybe 40 in the summer, if we have one.
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Offline iansoady

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Re: 1959 triumph speedtwin
« Reply #17 on: November 22, 2017, 10:32:17 AM »
Yes.

I am still a bit puzzled by the wet sumping as Triumph plunger oil pumps are not generally prone to this.
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Ian
1964 Norton Electra
1969 BSA/Suzuki
1992 Yamaha 250SRV
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