Austin 1100 Auto box changing too early

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3xpendable
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Re: Austin 1100 Auto box changing too early

#11 Post by 3xpendable »

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OneCarefulOwner
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Re: Austin 1100 Auto box changing too early

#12 Post by OneCarefulOwner »

Before I bought Walter I was talking about the autos with my old mechanic & was therefore forewarned about the speedy upshifts - it wounds weird & not what you expect when compared to other cars, but it's what's expected of those extraordinary AP units. Walter was also a pig when cold, not because he'd shift too soon but because he wouldn't pick up revs at all, but I just used the same method as you; it only made a difference on very cold mornings, any other time he was fine.
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bnicho
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Re: Austin 1100 Auto box changing too early

#13 Post by bnicho »

I have a Moke with a 1990 Metro 1275 and Auto in it.

I can confirm that shortening the rod does alter the shift speed to be higher in the rev range.

I adjusted mine too short once and it would not shift into fourth gear until 70kph (3,000rpm) even under very light throttle.

There is a hole in the linkage down near the diff and a corresponding hole in the casing. The manual says you are supposed to insert a 1/4" rod through the two to align them and then adjust from there. If you get stuck I can scan the relevant page of the manual.

Whatever you do, use a non-sythetic 20W-50 oil that is SG rated. Anything more modern kills the gearbox pretty quickly.

Cheers,
Brett Nicholson
1965 Morris Mini Traveller - Trixie
1966 Austin Mini Super-Deluxe - Audrey
1969 Morris Mini Van - Desert Assault Van
1971 Morris Moke - Mopoke
1974 VW Super Beetle - Olive
2009 Nissan Pathfinder
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OneCarefulOwner
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Re: Austin 1100 Auto box changing too early

#14 Post by OneCarefulOwner »

Oh and don't back-flush to clean out the oil, you could do irreparable harm!
…that's why Allegro will look as good 5 years from now as it does today.
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3xpendable
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Re: Austin 1100 Auto box changing too early

#15 Post by 3xpendable »

Thanks all :)

Will let you know how I get on
2013 Dodge Durango R/T
2019 Ford Mustang Bullitt.
1965 Ford Anglia 106e Estate (Wagon). LHD.
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