Transmission bearings question

Maintenance advice to keep your Spider in shape.
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BrianS

Transmission bearings question

Post by BrianS »

I am in the process of rebuilding the 5 speed manual transmission in a 1979 fiat spider2000 and have a couple questions,
1. the Front counter shaft (layshaft) bearing that was in the transmission is the SKF 633022 ball bearing. looking at Auto Ricambi website the one that is labeled for that bearing is bg6-466 $129.90 is this correct? it doesn't look the same. is there a place to buy the SkF 633022 or is that not the right bearing?

2. The reverse idler gear and the reverse gear has some tooth wear on the both of them. but what is your thoughts on whether its excessive. cost for the gear is $140.00 and idler is 40.00 so this is why I'm even debating this. i have not had any issues with reverse just fixing a few other things with the trans.

any help is appreciated.
thanks Brian
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seabeelt
Patron 2019
Patron 2019
Posts: 1614
Joined: Tue Feb 19, 2008 4:22 pm
Your car is a: Fiat Spider - 1971 BS1
Location: Tiverton, RI

Re: Transmission bearings question

Post by seabeelt »

Call them and ask, or check Vicks
Michael and Deborah Williamson
1971 Spider -Tropie’ - w screaming IDFs
1971 Spider - Vesper -scrapped
1979 Spider - Seraphina - our son's car now sold
1972 Spider - Tortellini- our son's current
vandor
Posts: 3996
Joined: Sat May 23, 2009 1:23 pm
Your car is a: 1971 124 Spider
Location: Texas, USA

Re: Transmission bearings question

Post by vandor »

SKF has not made those bearings in a long time...
Csaba
'71 124 Spider, much modified
'17 124 Abarth, silver
http://italiancarclub.com/csaba/
Co-owner of the best dang Fiat parts place in town
BrianS

Re: Transmission bearings question

Post by BrianS »

thank you for the reply, I did find a place in France that sells that particular skf bearing (123 Brearings)
but went with the one from www.spiderroadster.com

as far as the reverse gear I have a spare transmission and am going to pull the gears out of it and inspect them to see what the wear looks like on that gear, and evaluate the two side by side. i assume that because reverse dose not have a synchronous sleeve to help it engage the wear is a common sight.
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