Hydraulic system ... 5000 vs 100/200 interchange

[Chris Semple]

Dave, you've got it right, the o-ring style units have a larger machined 
"base" that's large enough to take either style connection.
Newer 100/200 works with older 5k, but not the other way 'round.

-Cheers
-Chris Semple
Concord NH
'84 4000q
     '02 Allroad 6spd
          '08 E350 Club

> Kneale,
>
> I think it's the other way around.  The O-ring type banjo bolts/flats are
> larger than the crush washer type.  I know for sure that the crush washer
> type pump/rack is not compatible with the O-ring type banjo bolts... lesson
> learned the hard way.
>
> Also ... it appears that the replacement rack available from sjmauto.com for
> both crush washer and O-ring systems has the same part number.  This
> suggests to me that they are only rebuilding/selling the newer style with
> large flats and that it is compatible with both systems.
>
> I just want to confirm that's the case before I install.
> thanks!
>
>>
>>
>> Q-heads,
>>
>> Is the steering rack and/or pump from the 89 and newer type 44, with the
>> O-ring seals, compatible with the earlier 5000 systems which use
>> crush washer seals?
>>
>> In other words ... can I install the newer O-ring type rack or pump
>> from an '89 100 into
>> an '87 5000?
>>
>> thanks
>>   - -
>> David Conner