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My rear end is back in the seat again...... My rear End is in the seat once again......The first ride of 2015. After 6 months of restoration , the car held together for a 20 minute ride to start the break in of the newly rebuilt rear end, transmission and suspension.. I did the removal and...

The mallet, the secret tool used by the factory to get our cars on spec......... Jack

Rear End and Transmission Installation Well I celebrated Memorial Day Weekend with a little car work. I now have all the parts ready for installation . The first thing I have to ask is , Why did I think I could do this ? Next I had to get the transmission back in . Replaced...

Rear End Comes Home The rear end build is over. I just recieved the box and now I have to start thinking about the instalation of the drive train. But that can wait for another day. Here it is , and thanks to Gary Ramadie for creating a work of Art. Just waiting for the rest of the...

Rear end update Hey Jack, I installed the cover and shot a touch up coat of paint on tonight. Tomorrow I'll come in and crate it up to ship on Monday FedEx. I will include 2 bottles of posi additive. You will have to pick up 2 bottles of Lucas 85-140 gear oil and you can reuse your old fill...

Rear end update Almost done, more comments from Gary. Hi Jack Here I fit the new ( rebuilt) Lone Star standard axles. With a common built posi with the springs and plates you would just pop these in with the snap ring and that's it. I have seen rebuilt diff's with axle endplay over .100"! The...

Rear end update Here are more photos of the build of my rear end by Gary Ramadie and his comments on Pattern. Hi Jack Here is the pattern. Now what you will see is the pattern is center to toe, which is how these gears typically set up, unlike "textbook" patterns which are perfectly center on...

Run out in Posi Unit - Setting Lash Gary Ramadei is putting the final touches on the rear end he is building for me. He discovered excess run out in the posi unit. Here are his comments and process to reduce run out to his specs. Hi Jack, So as I mentioned yesterday there was a wide range...

Tail shaft bearing can be removed in car I had removed the transmission last week to both adjust the linkage and to replace the rear seal and bearing. I did not want to take the case apart and in one of the recent posts, John Z mention a tool that would allow you to change the seal and rear...

Tail shaft bearing can be removed in car I had removed the transmission last week to both adjust the linkage and to replace the rear seal and bearing. I did not want to take the case apart and in one of the recent posts, John Z mention a tool that would allow you to change the seal and rear...

Too pretty to put in car! I think it will look better in the living room on a display table........ Jack

Bearing installation We are now installing the pinion bearing. Gary's comments: "Here I installed the new USA Timken pinion races in the housing" Checking work

Putting in a drain plug ! We are putting in a drain plug which will make changing oil a 5 minute job. Gary's comments: "Here I tapped the drain plug hole and fit the plug. With new gears you will have to heat cycle them the first 10 drives you make. Drive 25-30 minutes, no racing, get the...

Preparing the Interior of Case We are now working the inside of the case prior to installing gears and posi unit. Gary's comments: "Hi Jack Here I final prepped the housing. You can see there in the ready pictures the inside didn't look so good after etching and rinsing. It was really only...

Installing the 3:36 Gears We are now installing the gears after countersinking bolt holes and using new bolts. Gary's comments: "Once I had the posi were I wanted it, I stoned the back of the new USA 336 ring gear and the posi flange. Then I cleaned the new ARP's in Acetone, same with the RG...

Preparing the Case Continuing the rebuild, we are now preparing the case . It must be cleaned both inside and out. Here are comments from Gary on this procedure. "Here I worked on the housing, cover and pinion yoke. I finished blasting them to bare iron. Now most places will just shoot a...

Tuning the Posi Unit Gary is now ready to tune the posi unit. Here is his explanation of the process. "Here I started to tune the posi. While some think you just remove the springs and plates and bolt it together, there is much more to it. The process requires running in the new clutches to...

Posi Unit Update assembly of Unit Gary is now assembling the posi unit after polishing. Here is his commentary on the process. Here I radiused the spider teeth to prepare to tune them. I used new solid steel clutches, new cross shaft, retainers, and washers. Next up the tuning process...

Posi Unit Update Ring bolts We are reworking a 78 Corvette Rear from 3:70 to 3:36 , plus tuning it. Gary is doing the rebuild and here is a quote from him on bolts that attach the Ring gear. "Here I countersunk the posi case ring gear holes. You see in picture#1 that the holes are square...

Posi case being polished Here are pictures of the posi case before polishing. Polishing is done to prevent cracks from forming. Same case after polishing