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Shift Coupler Bushing - Removal & Replacement
So, had success in removing the shift coupler this evening. However, when it comes to removing the pin from the coupler to free the old bushings --- no cigar.
Does the lubricant sprays help? As you can see the bushings are crumbling!
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1983 911 SC Coupe w Sunroof, Metallic Silver --- AKA 83 Silberpfeil |
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The pin has to be pressed out. I used a larger diameter socket that fit on the metal part of the coupler- then a smaller on the other side. The challenge was keeping it straight in the vice
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pin remaval
Hi -Will try and help you with a few tips on removing the pin.
Sorry i can not send photos as i dont have a spare coupler,but will try explain. First you can not always rely on using your vice,because it has to be a solid base or of strong steel or similar to stop any bounce when hitting pin. Another good base to use is a solid wood table with solid vertical legs,you place the coupler on a end table directly above one table leg ,drill a haif inch hole in center of leg,place coupler right above it ready for hitting.Last one i did , did not have to place socket under it, but we have really hard wood here in Australia. The first thing to do is make two small hard wood wedges about 1inch by half inch, tapered from about 1/16 to 1/4, tap into the shoulder of coupler, you can see in your 4th from top photo.This helps to stop breaking or cracking the coupler when you hit the pin. Then you need a solid round steel bar about 6 inches long comfortable to hold, slightly less diameter than the axle pin.Then you are ready to belt the pin out with a good hammer. Solid base is the trick. |
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Brew Master
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I had a piece of thick flat stock steel with a hole drilled in it that I used to remove my pin.
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Join Date: Jun 2015
Location: Chicago, IL
Posts: 3,105
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I used something like a Black & Decker Workmate - I think I pushed the pin out through a gap in it or something. Regardless, it does need to be clamped well and the pin pressed out.
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'80 SC Targa Avondale, Chicago, IL |
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Thanks everyone for chiming in with your tips and tricks! Great way to start a Saturday morning --- seeing a bunch of replies --- awesome bunch here.
I used a 1/2 PCV irrigation pipe. Cut about 1.5" long and placed under the coupler (sitting on the side). This way, the pipe wall sits on the bushings, and allows the pin to be punched thru. On the direct opposite side, I used a 11 or 13 mm socket directly on top of the pin and whacked it w hammer. Gave it a dozen whacks or so, but would not budge. Will try the combination of your suggestions next. Thanks again!
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1983 911 SC Coupe w Sunroof, Metallic Silver --- AKA 83 Silberpfeil |
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1959 Bristol 406 (bought in 1972; sold in 1977) 1966 Porsche 2.0 coupe (bought in 1977; sold 1981) 1978 Porsche SC coupe (bought in 1993) |
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Great video JSV!
Thanks for sharing
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1983 911 SC Coupe w Sunroof, Metallic Silver --- AKA 83 Silberpfeil |
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Ed's video is great! Just don't have the tools needed --- don't even have a workbench, and vice LOL. That drift he uses will cost me $40 @ Harbor Freight. May be a new $85 coupler from our host is way to go? Figure I can sel my old one for ~ $40???
Would a local auto repair shop have a press to do this for me for say $20 or so?
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1983 911 SC Coupe w Sunroof, Metallic Silver --- AKA 83 Silberpfeil |
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Perseverance, some creativity, and a little help from Harbor Freight ($7.50 punch set w coupon LOL).
Got the pint out w/o damaging the pin (too much LOL). Next, install the bushing purch'd from our host, and then re-insert the pin... stay tuned! Quote:
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1983 911 SC Coupe w Sunroof, Metallic Silver --- AKA 83 Silberpfeil |
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Quote:
OH GEE here is a set of 8 for $8.99?? 8 Piece Pin Punch Set
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RGruppe #79 '73 Carrera RS spec 2.7 MFI 00 Saab 95 Aero wagon stick 01 Saab 95 Aero wagon auto 03 Boxster 90 Chevy PU Prerunner....1990 |
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That's the one I bought, the $8.99 set --- $7 and change after coupon/taxes. The laeger diameter punch was enought for the coupler pin.
Quote:
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1983 911 SC Coupe w Sunroof, Metallic Silver --- AKA 83 Silberpfeil |
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Got the pin back in.
Problem: does not swing freela as shown in Ed's vedeo belo @ 6:50 mark What to do? https://youtu.be/LAD0PoC8mzo
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1983 911 SC Coupe w Sunroof, Metallic Silver --- AKA 83 Silberpfeil |
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Tried it again --- removed the pin, and re-installed.
My observation: The pin rotates freely inside the bushings --- not exactly "freely" as in Ed's video, but when I give it some force and move the coupler shaft, I can see that the pint moves inside the bushings. Cannot see it but seems like the pin is fixed inside the coupler shaft. Should the pin move freely inside the bushings? Should the pin move freely inside th coupler shaft?? Getting frustrated here, but not giving up!
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1983 911 SC Coupe w Sunroof, Metallic Silver --- AKA 83 Silberpfeil |
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You got it right the first time. Reinstall and enjoy the fruits of your labor.
Ernie |
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Thank goodness! Appreciate you taking a look Ernie. The shifter ball bushing and the rod bushing are next, then put everything back together.
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1983 911 SC Coupe w Sunroof, Metallic Silver --- AKA 83 Silberpfeil |
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