Replacing clutch - can it be done in a garage?

Joseph Dell

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So I'm looking at changing out my clutch, but I feel like bonding w/ my car w/o having someone else do the work... and my "preferred" Viper Tech busted his hand up so he's out for a while.

How long does it take to do a clutch in a garage? Can a mechanically inclined person do it w/o braking things too much? How much of a pain is it _really_?

And I have a lift (for the car) but not a transmission jack (though I'm happy to buy one of those...).

What do y'all think about doing a clutch on one's own? Am I being brave... or stupid?

JD
 

GaryA

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Probably the hardest part is getting the transmission out of the tunnel. It requires some gyrations, but not too bad. I would definitely invest in a transmission jack. I've helped install a couple of transmissions by manually lifting (2 person job) but it's a lot easier with the jack.

The amount of time depends a lot on your skills and if you already know what you're doing, but it shouldn't take much more than a couple of hours. I've seen experienced guys do it in a lot less time.

Have fun!

--------------
2000 Black RT/10
Heffner 1000SCi 843 rwhp 792 rwtq 10.20 ET @ 141 MPH
Heffner Performance - Home of the World's First 9-second supercharged Viper!
 
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Joseph Dell

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Hum... Well, I got no manual and I got no experience. But I got lots of tools. What holds the transmission in place? just those little bolts? Can't be _that_ hard...

Gary - Thanks for the support on this. I am debating on whether to give it a try. Looks like it might be easier than doing headers... Thank goodness _those_ are done...

JD
 

dansauto

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yep hardest part is fishing the damn thing out of the tunnel and then getting it back in. The manual says to lift the motor a little in the back. We found it is easier to take th bell housing right off. Took two of us with no transmission jack about 3 hrs.
 

GaryA

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Hum... Well, I got no manual and I got no experience. But I got lots of tools. What holds the transmission in place? just those little bolts? Can't be _that_ hard...

JD

Take off the driveshaft, unplug harness connectors, remove shift knob, remove bolts around bell housing, support tranny, remove rear support bracket, slide transmission back until the input shaft clears the engine, then work it around to lower from between the frame rails. I think that covers transmission removal.

Good Luck!
 

RobHook

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I just did this this past summer and it's not a big deal. A few tips:

1. The manual fails to mention that the transmission disconnects from the bell housing BEFORE being removed. In other words, leave the bell housing attached to the engine and remove the transmission, then remove the bell housing from the engine. There is a seperate set of bolts that are accessible with the trasmission still in place. Removing the transmission with the bell housing still attached to it is either extremely difficult or impossible.

2. You'll most likely need a bearing puller to remove the pilot bearing in the end of the crankshaft. It's a very specialized tool but I finally found one (an entire kit, actually) at a local Pep Boys for $150.

3. If you buy the LUK clutch kit note that the clutch alignment tool included with it is not the right size. I think it's made for the Ram. This makes it too inaccurate in the Viper to align the clutch properly. You'll need a universal clutch alignment tool. $20 or so. Don't try to eye-ball it or you'll spend a month of Sundays trying to figure out why the transmission won't go in that extra 1/2 an inch.

4. That transmission is HEAVY. This isn't a Volkswagen so be very careful and don't try to install or remove it alone unless you have a good transmission jack. Use the safety chains.

5. The consensus on replacement fluid is that you should use what the dealership sells for the Viper. I don't remember the specs but it's listed in the "Viper Fluids" list here on the board. It's expensive at $20 a quart.

6. You may as well install the skip-shift eliminator while you're in there.

I don't remember how much the dealer charges to do this but by the time you buy all the tools, parts and that expensive fluid you're not going to save a lot of money. Do it for the experience though. Besides, you can never have too many tools. ;)

--Rob
 

Jack B

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The trans weighs 135 lbs and you can't drop it without tilting it. The trick is to lower/tilt, and keep repeating until you are at about a 20-25 degree angle. At that point it drops straight down. Drain prior to dropping. Make sure your trans jack has the capability to tilt in both planes. As stated previously use the safety chains. A 36-48" extension helps to get at the top bolts.

If you find a burnt flywheel make sure you have a new one lined up. You will need new clutch bolts. If you change the flywheel you also will need the flywheel bolts. Both bolt sets are special order. The flywheel bolts are tough to remove due to the locktite. It also helps to have a thread chaser (not tap) to clean out both hole sets.

All that said - Snakebitten (Gerald) made a comment that he changed his clutch by just pushing the trans back into the tunnel and not dropping it. If that does work, it would simplify the process immensely.
 
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