<VV> Sticking Blocker Rings

dennis dorogi dfamily at fairpoint.net
Wed Aug 20 08:00:07 EDT 2014


Thanks for the suggestion.  I hope the solution is in changing the gear oil 
as that is easier than removing the turbo engine even though there is no 
drain plug on the 64-65 transmissions.  And thanks to Smitty for mentioning 
that he has a similiar problem.  I think he knows how difficult it is for an 
nearly 80 year old to do this work on a turbo car.   Easier to shift from 
second to fourth!

I didn't realize I had such a unique problem (darn).  I first noticed the 
problem when I was shifting the transmission when it was out of the car.  To 
lubricate everything a bit I squirted some oil (10-30wt) from my oil can and 
then while manually shifting it - well, sometimes it would not shift - and 
then noticed the sticking blocker rings - most of them.  I could gently pry 
the blocker rings loose from their mateing cones with a small screw driver 
and then the transmission would shift.  I decided the oil might be too thin 
so I cleaned it out the best I could with carb cleaner and then used the 
proper 85-90 oil  and that seemed to free up the blockers except for the 
third gear one which would occasionly stick.  I figured it would probably be 
OK when the gear oil was in splashing in the transmission. But it is really 
sticking in the car.

I don't know what to do - I am tempted to put in some GL 5 Mobil one 
synthetic oil - or try Jim's solution, and see what happens -  The irony is 
that the blocker rings worked fine in the original transmission - why not in 
the replacement one?  Did I get them mixed up.  I don't think so but this 
old mind gets confused.  I sure wish I didn't change the blocker rings.

Jim:  Are you the Jim Becker from the Brocton area - how do you know about 
LaPorte's in Westfield?  I am sorry for the late reply but our email server 
went down immediately after posting my email.

Dennis Dorogi
Brocton NY


----- Original Message ----- 
From: "Jim Becker via VirtualVairs" <virtualvairs at corvair.org>
To: "dennis dorogi" <dfamily at fairpoint.net>; <virtualvairs at corvair.org>
Sent: Tuesday, August 19, 2014 9:42 AM
Subject: Re: <VV> Sticking Blocker Rings


> I've never run into that problem.  This suggestion may be a terrible idea, 
> but here it is anyway.  You might try draining the transaxle oil and 
> replacing it with CaseIH Hy-Tran oil.  Hy-Tran has additives for use with 
> wet brakes thus may help the blocker ring behavior.  LaPorte in Westfield 
> should have it on hand.
>
> Does your housing have a drain plug or do you have to do it the hard way?
>
> Jim Becker
>
> -----Original Message----- 
> From: dennis dorogi via VirtualVairs
> Sent: Tuesday, August 19, 2014 8:10 AM
> To: virtualvairs at corvair.org
> Subject:  Sticking Blocker Rings
>
> I just posted this message on Corvair Center.
>
> I decided to replace the noisy transmission (pitted gears, bad bearings) 
> on the 64 Sagan Spyder that had less than 50 miles on it since I restored 
> the car. It had new Clark's blocker rings and syncro dogs.  I found 
> another transmission with good gears and replaced the countergear shaft, 
> all roller and main shaft bearings, and removed the new blocker rings and 
> syncro dogs from the original transmission and put them on the replacement 
> transmission. This was a nice looking transmission.
>
> The problem with the replacement transmission is that the third gear 
> blocker ring is sticking making shifting into third gear extremely 
> difficult (until the blocker ring frees up). The the shift is very rough 
> due to the pressure on the shifter to free the blocker ring.  There is no 
> gear clash.  I noticed this problem (sticking third gear blocking ring) 
> before I installed the transmission but had fairth that it would free up 
> in use.  Wrong!  Clark's said to just drive it, but the shift into third 
> is so rough that I am afraid somthing is going to break.  The gear oil is 
> NAPA 85-90 GL-4.
>
> Anyone else ever had this problem?  What can I do about it?  Help!!
>
> Dennis Dorogi
> Brocton, NY
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