| Bolt-on Tech Intake, exhaust, intake manifold, ignition, fuel system, cooling, etc - specific to 4G63 turbocharged DSMs. |
12-17-2003, 03:00 PM
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#1 (permalink)
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Torque Specifications specs [Merged 2-8]
I was wondering what the torque specs are for the pressure plate, and flywheel. I have looked around on the vfaq and chiltons and could not find it. I need to know what you torque the flywheel bolts too. And how you torque the pressure plate to the flywheel. I have an act flywheel and 2600 by the way. Thanks for the help.
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12-17-2003, 03:35 PM
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#2 (permalink)
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From: Aurora, Illinois
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2g Clutch/Flywheel Installation
Scroll down to the part about 100 ft-lbs of torque.
I don't remember the torque spec for the pressure plate off the top of my head, but it is definitely in the Chiltons book.
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-Ed
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12-17-2003, 03:44 PM
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#3 (permalink)
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thanks i did not see that. The dowel pin on the crank does not fit in my act flywheel i think the hole is a little smaller can i just drill a slightley larger hole there to make it fit or should i just tighten it on with it tight like that. And i will check the chiltons again but i dont recal what it was, it just did not seem like i was reading it right, i thought it said something like28 ft/lbs or something in that range. And is that the torque once you have the pressure plate already flush on the flywheel. Thanks for the input again.
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01-09-2004, 07:35 AM
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#4 (permalink)
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From: Oman, Muscat, Asia
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Flywheel torque
Is the 6 bolt flywheel bolts torque 130 to 140 Nm or not 
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MK
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01-09-2004, 10:32 AM
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#5 (permalink)
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Either one is fine. I use a air gun to put mine on with the 3rd setting till the damn bolts are nice and snug. Just make sure you don't tighten it down at that setting the first time. Personally its gonna take alot of arm strenth to get it that tight so good luck. Use a start pattern tightening each bolt down a litlle at a time.
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Marc
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01-09-2004, 11:11 AM
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#6 (permalink)
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From: Lake in the Hills, Illinois
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If I were you, I would never use an air gun when torque figures are important. Mistu engineers stated a torque figure for a reason and those should be followed, especially on something as important as a flywheel.
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01-09-2004, 11:21 AM
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#7 (permalink)
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From: Columbus, Ohio,US
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Agreed. If your going to be doing any engine work on your car, then invest in a torque wrench. Using an air wrench on something critical like a flywheel bolt is not a smart idea.
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-Mike
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01-09-2004, 12:24 PM
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#8 (permalink)
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Alright then I assume none of you have torqued down 140 NM of torque. Pretty tight stuff. I've done about 8 clutch change outs and used airguns on everyone of them. The bolts are grade 10 bolts which are pretty hard to twist off with an air gun, nearly impossible with 80lbs of air on a #3 setting. Torque specs are important but to someone assembling something that can't hold the counter force you don't have a choice. I'm not saying its right, but it does get the job done with out much effort. I know a car on stands with the tranny out and the motor being held by one engine mount in the bay won't react to well to alot of jerking on the flywheel, its pretty scary thats why I switched to an air gun. When I did my 2 new motors and they were on the hoist I had to use an air gun for the flywheel. Give me a situation where the wrench can be used with that much force with out some kind of counter action either from the car or item holding the motor and I'll change my ways. Till then hand me the air gun please.
I'm speaking from pure experience guys. I always use torque specs on super important items such as engine internals but a flywheel needs to be bolted down tight and an airgun will do the job fine. I own four torque wrenches and I use them when I can. I'm sure most of you will nod your head and give me the :thumbdown but wait till your in that situation as described above you'll be like damn I wish I had an air gun. I'm out.
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Marc
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01-09-2004, 12:30 PM
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#9 (permalink)
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From: Columbus, Ohio,US
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Well, I just did my flywheel with a 1/2 drive torque wrench with my friend locking out the crank on the other side. I weigh 130 pounds and am anything from a hulk. I managed fine though without jerking. Sorry.
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-Mike
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01-09-2004, 01:22 PM
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#10 (permalink)
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Right on man, you had a lockout tool I don't. I'm not looking to get into a pissing match about it. I guess I should have said the right thing instead of giving the half ass answer and the route I took. I'm done with this discussion.
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Marc
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01-09-2004, 01:26 PM
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#11 (permalink)
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From: Columbus, Ohio,US
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Quote:
Originally posted by Cablefed
Right on man, you had a lockout tool I don't. I'm not looking to get into a pissing match about it. I guess I should have said the right thing instead of giving the half ass answer and the route I took. I'm done with this discussion.
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"lockout tool"? Its just a 1/2" drive socket wrench with extension on the other side. Nothing fancy 
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-Mike
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01-09-2004, 01:30 PM
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#12 (permalink)
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From: Columbus, Ohio
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Ya you dont have to be a Unhuman to be able to put some muscle into them  Thats why the torque wrench is long, for leverage 
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John
- Previous FP3055'd 2G
- stock 98 GSX
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01-09-2004, 03:59 PM
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#13 (permalink)
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Quote:
Originally posted by Cablefed
Right on man, you had a lockout tool I don't. I'm not looking to get into a pissing match about it. I guess I should have said the right thing instead of giving the half ass answer and the route I took. I'm done with this discussion.
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It's not too hard to have someone stick a screwdriver in somewhere to hold it in place.
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03-09-2004, 03:17 PM
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#14 (permalink)
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how many lbs do i torque down the flywheel to? 2g
how many lbs do i torque down the 2g (gst) stock flywheel bolts?
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03-09-2004, 05:37 PM
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#15 (permalink)
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From: Brooklyn, New York
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98lbs, but 100lbs is okay.
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03-09-2004, 09:12 PM
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#16 (permalink)
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From: Vacaville, California
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Dont forget high temp loctite.
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-Dan
-1998 T-top GST-AWD
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03-10-2004, 09:50 AM
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#17 (permalink)
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alrite thanks and what do you mean by "high temp loctite"?
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03-10-2004, 01:32 PM
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#18 (permalink)
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From: Round Lake, Illinois
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its a thread-locking compound...comes in a little tube that you can find at an autoparts store.
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03-15-2004, 11:30 AM
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#19 (permalink)
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do you torque the 1g to the same specs
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06-11-2004, 12:31 PM
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#20 (permalink)
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From: Moses Lake, Washington
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Fidanza flywheel torque specs???
Search doesn't seem to be working right...
I just need to know what to torque the flywheel bolts to on my 6-bolt motor, I am using a alum. fidanza flywheel. Thanks guys.
Scott
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06-12-2004, 02:02 PM
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#21 (permalink)
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From: Vacaville, California
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Torque
When I installed my fidanza I just went by the book... it was 98ft/lbs. This was for 7 bolt, but should be the same for 6 bolt. Also, remember to use hi-temp loctite.
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-Dan
-1998 T-top GST-AWD
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06-12-2004, 04:33 PM
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#22 (permalink)
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From: Orlando, Florida
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yep I did 100 ft lbs ... loctite is a must.
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1992 Z28
1997 gsx
1997 gst
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09-01-2004, 11:06 AM
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#23 (permalink)
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Registered: Nov 2003
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Tightening torque for knock sensor?
How many foot pounds of toque should i use when installing my new knock sensor so its not over tighten?
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