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10 point socket for a Mitsubishi

rhandwor

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Oct 10, 2008
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I stopped at a friend's shop today he had a Mitsubishi Eclipse to do a clutch job.
He originally thought it was a 12 point bolt but his 12 points didn't fit. An air hammer and a sharp tool was used to bump it so it could be turned out by hand.
New bolts from the hardware store was used on the reinstall.
It appears to be a 13mm or maybe 12mm 10 point bolt. Its made identical to a 12 point bolt with only 10 points.
Does anyone know of a supplier for a socket.
 
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nismomans13

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uhh what year eclipse is this, because I had a first and second gen and NEVEr needed special tools to do a clutch job. Heck, on the 95 to 99 models its a dodge engine under the hood, unless its a turbo model, in that case, its the same motor from 91 to 99. I can't attest to newer models though.
 

vssjim

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They made those bolts a funny size so people would not remove them, I think they just took apart a flywheel that was made in two parts bolted together and not supose to be taken back apart but air hammers and stuff did it any way. I have seen these before and you didn't need to take those bolts out to do the job.
 

Stick Figure

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They made those bolts a funny size so people would not remove them, I think they just took apart a flywheel that was made in two parts bolted together and not supose to be taken back apart but air hammers and stuff did it any way. I have seen these before and you didn't need to take those bolts out to do the job.


Yeah the 420A chrysler motor had that clutch/flywheel assembly. Not sure what happened on the 2000+ models though
 

chrislib

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That clutch is only available as an assembly from Mitsu. It is a Sach`s unit that comes pre-assembled (flywheel/disc/cover) and it attaches to the crank very much like an auto trans torque converter. In other words, it was not meant to be taken apart. Now as far as the aftermarket, I have no idea if the disc is available separately...BTW I am assuming your are talking about a 95 and up non-turbo (420a like someone else posted).
 

brockstar

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It's a neat piece of packaging really. I've done clutches in a Sebring and a PT Cruiser - you just pull it out of the box, clean any oil off and put it in like a torque converter. No worries with making sure the disk is aligned etc.

Sorry Moose, no pics.
 

Moose-LandTran

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It's a neat piece of packaging really. I've done clutches in a Sebring and a PT Cruiser - you just pull it out of the box, clean any oil off and put it in like a torque converter. No worries with making sure the disk is aligned etc.

Sorry Moose, no pics.

Sounds like a neat setup. Some of our Vauxhalls (GM) you can swap the cluches without pulling the gearbox. The bellhousing has a coverplate on the bottom that can be removed, then you pull the imput shaft back and unbolt the pressure and it falls out. The new clutch is held aligned using special clips. I've yet to do one, but it sure sounds interesting. :)
 

UK Steve

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10Pt-2.jpg

This is the only 10pt I'm aware of it's for adjustment of caster/camber on Honda Civic, there's two sizes around 14mm & 16mm made by Ko-ken
 
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rhandwor

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10Pt-2.jpg

This is the only 10pt I'm aware of it's for adjustment of caster/camber on Honda Civic, there's two sizes around 14mm & 16mm made by Ko-ken

Would you happen to have the Koken numbers?
 
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UK Steve

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Sorry for the delay......... The Ko-ken part no's are 14400BP & 14400BP-1 hope this helps
 

HandyManny

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They made those bolts a funny size so people would not remove them, I think they just took apart a flywheel that was made in two parts bolted together and not supose to be taken back apart but air hammers and stuff did it any way. I have seen these before and you didn't need to take those bolts out to do the job.

That clutch is only available as an assembly from Mitsu. It is a Sach`s unit that comes pre-assembled (flywheel/disc/cover) and it attaches to the crank very much like an auto trans torque converter. In other words, it was not meant to be taken apart. Now as far as the aftermarket, I have no idea if the disc is available separately...BTW I am assuming your are talking about a 95 and up non-turbo (420a like someone else posted).


Funny, it happens a lot. There are just so many mechanics out there who just don't seem to know what they are doing anymore.
 
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rhandwor

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Funny, it happens a lot. There are just so many mechanics out there who just don't seem to know what they are doing anymore.

http://www.ebay.com/ Search item 370198886727 This is a picture of a Mitsubishi clutch.
Everyone I've done you unbolt the pressure plate from the flywheel remove it and the clutch disk, replace the throw out bearing. Some have hydraulic slave cylinder that you replace. Then you unbolt the flywheel and remove it. A mobile clutch supplier comes to the shop and grinds the flywheel. If you have a shop
getting the flywheel ground prevents come backs.
These bolts attached the pressure plate to the flywheel. They were done to get you to go to the dealer.
 
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rhandwor

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I noticed on a Dodge web site the 10 point bolts have started showing up.
I would assume Miller makes a socket for this purpose.
 

tj90

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This is interesting. Porsche clutches, which are sachs as well, require a 12 point male bit. Those are available anywhere....
 

Cheeze

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May 26, 2010
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Wow. Words do not begin to describe getting those bolts out without that 10 point socket. I called every auto parts store within 20 miles, every sears and specialty fastener store in my state, every Chrysler and Mitsubishi dealership within 100 miles and got the numbers for Snap On and Matco reps. NOBODY has this socket and most people said they don't exist. That website for VIM tools looks like your best bet and they could charge double their price easy. From what I gathered from dealerships and the Snap-On rep, this is a very special tool. Dealerships got testy with me when I asked how they do this. Phone guys say "I don't know and we don't sell tools. The mechanics buy their own tools." Me: "OK then where do the mechanics get their tools?" Reply "Snap-On" and they basically hung up on me. Tool rep says he looked through all his catalogs and called all his dealerships and nobody can find a part number or an existing socket! Unbelievable! :shocking: He said it may be an item that Mitsubishi has on contract with the dealer that is only available as a part number with no description and he can't look it up.
So I gave up, back to square one. Chisel them out? Not easy if at all possible on this 2001 Chrysler Sebring (factory Mitsubishi drivetrain). Can't chisel out a recessed bolt through a 3 inch access hole. I had to prep the bolt-head by grinding off clutch dust and any bolt coating with a die grinder. With a fresh surface I welded 1/2 nuts to the bolt heads and was able to back them out. I was careful to clamp my welding ground on the flywheel through the starter hole so that the current did not flow through any sensitive parts or connections in the transmission. I've made the mistake before of grounding in the wrong area and welding stuff together internally (also not fun). If I had to do this again I would tell the customer to wait another week and just order the socket. In fact I may get one anyways. That was ridiculous!
 

Charles (in GA)

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Wow. Words do not begin to describe getting those bolts out without that 10 point socket..............................!

Modular clutch assembly. I just looked in my '99 Breeze/Cirrus/Stratus manual, and as already noted, it unbolts like a torque converter from the flex plate and stays with the transmission. Slid a new modular assembly on the transmission and reinstall the whole mess.

Shame they are not all made like the GM/Vauxhall/Sabb clutch and transaxle.

Charles
 

Cheeze

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Just for clarification the 10 point bolts are the ones holding the modular clutch to the flex plate. They are the ones that would need to come out anyways if this was a conventional automatic with torque converter. I wouldn't mind this setup, it's just that 10 point bolts are ridiculous! What is the point? Do they want this to be a dealer only thing or were they just trying to be a PITA? Also if anyone is working out of a Haynes manual there are 6 bolts holding this together, not 4.
 
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rhandwor

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I'm certain OTC makes a socket as they supply specialty tools for Mitsubishi. I've heard its a dealer only item.
I mailed a bolt to Vim and after talking to tool companies decided to make a socket.
 

RustFarmer

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I wonder if a Craftsman Bolt-Out (they are designed for rounded off heads) would work. Just got a Craftsman Club flyer in the mail today. Bolt-Out set on sale for $9.99.
 

oldtools

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Sep 15, 2008
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I hate modular design where thing has to be replace as a whole unit. The 2000 Chevy Tahoe fuel pump must be replaced as a whole unit even when only the fuel sending unit is bad. Dealer want $600. Got an aftermarket one for $250.
 
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rhandwor

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Monte

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You'll be after the special 3-sided socket for VAG/Bosch VP44 diesel rotary injector pumps next.. :lol:


That`s easy... :) Kukko makes them

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