Topica Loopframe_Guzzi Archive


Subject: Re: wheel woes

Author: Charlie Mullendore

Date: Mar 11, 2002, 4:19 PM

Post ID: 1709827325


Hi Jeff,
Every Loop wheel I've ever looked at (okay, not that many, maybe a
dozen) has had some of what look like cracks. I was worried about mine
too since it had what looked like cracks. So while the wheels were apart
and the hubs were at a friends machine shop for bead-blasting, he
"Zygloed" (sp?) them to check for cracks. None found! "Just looks that
way, don't worry" he said.

So far, I'd have to say these are much easier than others (Falcone) I've
tried my hand at. The disassembly can be a bear if the spokes are
corroded into the hubs, but reassembly doesn't look nearly as tedious.
I'll let you know in about a week. My new spoke sets came from Buchanan
Rim & Spoke last week ($65 per set of 40 stainless steel spokes and
nipples) and Saturday I finished polishing the front rim, hub edges and
all the spokes and nipples. Hope to get under way with reassembly by
Wednesday. Gonna' have to wear shades just to look at the wheels! I'd
say go for it if you have the time. Cheers,

Charlie

jeff m wrote:

 So I spent the weekend tackling the wheels
on my Ambo. Spent some quality time with
SOS pads and 409 to get rid of all the
32 years of crap on 'em. They're starting
to look pretty good BUT I noticed a couple
of maybe 1/2 - 1 inch long cracks radiating out
from the center of the hub (near the flanged
bearing housing). They don't seem to go all
the way through the casting, but I'd rather
not take chances. Considering the overall
crappy casting quality of the engine block,
I wasn't sure if these are just artifacts
from when the hub was made or more of a
stress crack.

'Nother question -- how hard are these
wheels to rebuild? If I do need to
replace the front then I'd like to
see if I could source a new hub and rebuild
the wheel myself. From my BMW days, I
would always send the wheel out as they
were considered by many to be 'unrebuildable'.

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