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LS3 with Corvette oil pan and T56 Magnum Flywheel Inspection Covers?


jevs

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Anyone put this combo together and bothered with the flywheel inspection covers on each side? The Corvette and Camaro have different part numbers. I cannot figure out which ones might fit with this hardware combo.

 

This is not a combo that comes from the factory. I would pick Camaro, but since I have the Corvette oil pan I don't know.....

 

Camaro 2010 SS

92057931 COVER. Flywheel & Clutch & Converter Housing.

92169247 COVER. Flywheel & Clutch & Converter Housing.

2009 Corvette Base

24232355 COVER. Transmission Case.

12562042 COVER. Transmission Case.

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jevs,

 

The only thing seperating yourself from the clutch is an aluminum bell housing and the the thin aluminum tunnel cover. If the clutch ever decided to 'give it up' the outcome would be dire at best. I would suggest using a Quick Time bell housing, especially if you plan on tracking the car. Here is an article pertaining to a T56/Quick Time/LSx install . . . . food for thought:

 

http://www.truckinweb.com/tech/1109tr_project_novakane_transmission_clutch/photo_21.html

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It does appear that thin plate eliminates the need for these stupid plastic covers. It is impossible to even find the correct bolt for these....none of the parts diagrams for the LS3 give a part number for the bolt.

 

I already ordered an aluminum bell housing though.

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jevs,

 

The bolts may very well be included with the covers; call your local GM parts department and verify. However, I cannot stress enough the importance of 'safety first'. A friend of mine owned a 1957 Corvette that he dragged raced regularly during the season. While it has been several years ago now since this happened (and safety standards have changed for some very good and obvious reasons), his clutch blew one night. When the clutch failed, it took the flywheel with it. He somehow (miraculously) escaped any serious harm, but the shrapnel pretty much disintegrated the stock bell housing and the fiberglass trans tunnel as well as cause additional damage to the car . . . as one can imagine. I mean no disrespect, and I'm absolutely not intentionally trying to sound preachy, but you’re building a high performance car designed for high performance driving. I would not let the fact that you ‘already’ own an aluminum bell housing detour you from making a change that’s geared toward your long-term safety and peace of mind. My shop is litered with ‘parts trophies’ (some brand new, unused and still in the box) that have gone by the wayside for whatever reason. Having said that, if you do opt for the aluminum bell housing, please, at the very least, consider using a bell housing safety blanket for that ‘just in case’ moment. Something such as this:

 

http://emracingcorp.com/scripts/prodList.asp

 

Were you to go with a steel bell housing, I believe this is what you may need, but you would want to confirm this with Lakewood:

 

http://lakewoodindustries.com/ls1-to-dodge-viper.html

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I made a cover last year, but have now clue where it went when I last had the pan off. I used some 18G alu flashing and tin snips, bent the edge over in a vice. I sanded the edges and put a light coat of bed liner on. I've done a couple k miles no issues without it.

 

I think today's clutched in such small cars there'd be no issues. I blew a couple of clutches in other cars and never had anything come through the alu housings. It's not like today's exotics or even muscle cars are blowing bits out with 400-900Bph.

 

If I lose a foot to a clutch, I'll retract this post. I am mostly sideways and smoking in my stalker with about 440 rear wheel BPH and a little under 1600lbs.

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I used a quick time also.

A More likely scenario that has happened to me twice.....rear u joint failure causing major damage to your elbow when the loose drive shaft comes thru the tunnel. 550 ft. lbs. snaps off both s10 trunnions very cleanly.

Had to have a new pinion yoke machined to accept .77" solid trunnions and caps. Finally installed a drive shaft retaining loop to keep it from flopping around, if it breaks again.

Gale

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.....rear u joint failure causing major damage to your elbow when the loose drive shaft comes thru the tunnel. 550 ft. lbs. snaps off both s10 trunnions very cleanly.

Had to have a new pinion yoke machined to accept .77" solid trunnions and caps. Finally installed a drive shaft retaining loop to keep it from flopping around, if it breaks again.

Gale

 

 

Gale,

 

Do you have photos you can post?

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Jevs, I had the same issue and searching around got me no-where. I didn't want to pay stealership prices, especially if the parts were wrong. I intend to bend up some aluminum like Bonjo2 said. I have plenty of left overs from my panels.

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Nope. Sorry, not something I was interested in remembering .

When experimenting with this much torque and big wide stickey tires you find all the weak links pretty quickly.

Last time I pulled the balls out of the upper heim joints in the trailing arms, causing the differential to rotate, which also broke the u joint and little pieces off my elbow.

Hope I have no more surprises. That would be good.

Gale

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Yikes. I can easily see that. The rear end is the real weak link on these. I've seen lots of failures with the truck guys once they put large tires on. Maybe a Kevlar tunnel blanket called for on those spots.

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Haven't had any problem with the rear end yet but it's all after market stuff. This car has never been on a drag strip but it gets driven hard ...... track n street. The first car we built ....stock 3800SC super Storker is amazingly bullet proof....and is still going great after thousands of wide open miles.

Gale

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  • 5 weeks later...

Since the bellhousing shape is from the LS1 w/T56 generation, I'm wondering if these covers are the right ones.

24261714, AC Delco 12558718

24261712, AC Delco 12561536

 

The bolts are 11515704, M6x1.0x17mm. One per cover.

 

Just found this thread on ls1tech from subtlez28 where he asked the same question.

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Since the bellhousing shape is from the LS1 w/T56 generation, I'm wondering if these covers are the right ones.

24261714, AC Delco 12558718

24261712, AC Delco 12561536

 

The bolts are 11515704, M6x1.0x17mm. One per cover.

 

Just found this thread on ls1tech from subtlez28 where he asked the same question.

 

I'll be learning on this one. Curious . . . . . . . . :lurk:

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Since the bellhousing shape is from the LS1 w/T56 generation, I'm wondering if these covers are the right ones.

24261714, AC Delco 12558718

24261712, AC Delco 12561536

 

The bolts are 11515704, M6x1.0x17mm. One per cover.

 

Just found this thread on ls1tech from subtlez28 where he asked the same question.

 

The bolts for the LS3 covers setup on a camaro are actually:

12560226 COVER BOLTS M6.0x1.0x14.5

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The bolts for the LS3 covers setup on a camaro are actually:

12560226 COVER BOLTS M6.0x1.0x14.5

 

Good to know, thx. Although, for such an inconsequential bolt, I'll probably end up with a 15mm long one from my local bolt supplier vs paying for GM's version.

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