Topica Loopframe_Guzzi Archive


Subject: Re: (MGCL) 5 Speed bearing # needed

Author: Ron Komoroski

Date: Dec 31, 2003, 1:32 PM

Post ID: 1715627762



Ken,
 From the SP1000 parts book, the bearing #s are:
Page 7, illustration# 8, Guzzi part#92 23 47 17 size 17x47x14 mm (RIV FN
303)
Page 7 illus.#7, Guzzi part# 92 21 84 24 size 25x52x20.6 mm (MRC 5205M
H501)
Page 7, illus.#3, Guzzi part# 92 25 62 18 size 17x35x15 mm (Dukopp 10-2762)
Page 7, illus. #13 Guzzi part# 92 20 14 17 size 17x17x14 mm (6303)

The 6303 is fairly common & may be in stock in a larger bearing house. The
MRC number is somewhat recent, while the "Dukopp" & "RIV" numbers are from a
nearly 30 year old Eldorado parts book. Any competent bearing house will be
able to special order all the bearings for you from the sizes.
As you are in the tranny & ordering parts from the bearing house. The seals
are:
Page 7 Illus.# 31, Guzzi part# 90 40 35 47, size 35x17x7 mm
Page 7 Illus# 2, Guzzi part# 90 47 35 48, size 35x47x7/6.5 mm (corteco 81
BA RD) This is a directional seal, marked w/a rotation arrow. All this info
is read directly from a seal I have in my parts stash.
In the Eldo manual, The input & output seal are the same # 90 45 30 47, In
the SP the front is changed to the #90 47 35 48, then, in the parts price
list, (from 3/99) the #90 47 35 48 is deleted & marked "use #90 40 34 49" I
don't know if this is just a number change-or actually a different seal.
Good luck w/your tranny-follow the shimming instructions in Guzziology-they
work!
Ron Komoroski


----- Original Message -----
From: <MGcoo-@aol.com>
To: <Loopfram-@topica.com>; <MG-@topica.com>
Sent: Wednesday, December 31, 2003 2:40 PM
Subject: (MGCL) 5 Speed bearing # needed


 A bearing exploded beyond recognition in my 5 speed gearbox. I tried a
Guzzi
 dealer but they don't stock them because its a ready available bearing
from a
 bearing supply. Its the forward bearing on the output shaft, Guzzi part #
is
 92 23 47 17. In the SP1000 parts book page 7, part #8 on the diagram.
TIA
Ken
Asheville, NC

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