[AT] ATIS Holifday Charity Auction

[charlie hill]

I think that is about the same time they went to that hydraulic actuated 
clutch that can't be adjusted.  Bad plan.

Charlie
----- Original Message ----- 
From: "Grant Brians" <gbrians at hollinet.com>
To: "Antique tractor email discussion group" <at at lists.antique-tractor.com>
Sent: Friday, December 03, 2004 10:00 AM
Subject: Re: Re: [AT] ATIS Holifday Charity Auction


> Actually the 1980's GM 4 speed truck tranny's are notorious for
> self-destruction. Everyone I know locally with one had to replace it at
> least once in the first 100K miles - one friend replaced his three times,
> the first time under warranty! His case was not one of abuse, just use. 
> The
> reason is that sometime in the late 70's (date is hazy) GM "re-engineered"
> the manual transmissions to save weight and money.... They ended up making
> them too weak as a result, with the consequent explosion of repairs and
> replacements. Shaft breakage, premature bearing failure and case cracking
> all became common. This was one of the reasons for GM's precipitous
> commercial track sales decline in the 80's. Additionally it cemented the
> reputation of Ford for reliable light duty trucks because Ford kept the
> heavy duty components in theirs.
>    Having said all of the above, GM has returned to better Trannys
> since....
>        Grant Brians
>        Hollister California
> ----- Original Message ----- 
> From: "Jim and Lyn Evans" <jevans at evanstoys.com>
> To: "'Antique tractor email discussion group'"
> <at at lists.antique-tractor.com>
> Sent: Friday, December 03, 2004 4:04 AM
> Subject: RE: Re: [AT] ATIS Holifday Charity Auction
>
>
>> Those 4 speeds were just about bulletproof (I thought)  What did you tear
> up
>> to warrant a transmission replacement?
>>
>> Jim
>
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