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1981 TE72 3TC Forged

Posted: Wed Apr 10, 2013 5:42 am
by MX73 86
I just traded my 86 SR5 shell for a 1981 TE72 mint shell with new paint and full interior. I will post pics asap of new donor.

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Build will include:

Cressi Front 5 lug 5X114.3
Tacoma Rear end 5X114.3 with LSD insert
Fully Built 3TC with Forged Internals est ( 375hp to wheels)
Custom Mounts
Custom headers
Custom Exhaust
W50 trans with steel case from Celica
Custom Driveshaft
Manual Steering rack from MR2
Fuel Cell PERFECT complete Interior

A few updates:

I have gotten my manual steering rack from my MR2

Will be getting my Cressi front end from the junk yard and also brake upgrade for front and rear

Ordering Cressida front suspension and getting Toyota rear set up for install.

Front Suspension 5 lug swap from MX83 Cressi

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Add some extended wheel studs

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Upgraded bushings for strength

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LOCKER:

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New Update:

Putting together my fully built forged 3TC with new parts that came in:

Eagle H-Beam Rods
Cometic Standard Headgasket
ARP Head Studs
Wiseco Forged Piston CR 7.5.1 (drop shipped from Wiseco)

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Pistons came in Wednesday PM.

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Head Parts for 9000 RPM

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Stainless Steel Valves and bronze Valve Guides

New Precision 6262 Showed up today MAD Powa:

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Block is back from Machine Shop also have polished crankshaft .

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Block being reassembled for install:

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Timing

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High Volume Oil Pump

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ARP Flywheel Bolts

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Timing Cover

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Oil Pan

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Bottom End Buttoned Up Waiting on HEAD:

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Head Is NOW PORTED AND POLISHED

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Re: 1985 SR5 3TC Forged

Posted: Sun Apr 14, 2013 9:07 am
by MX73 86
Dropped money off for Turbo and engine to get machined.

Details include:

Block hot tanked
Bored over to 87MM
Will not need honed as we are not upgrading main studs
All new plugs etc

Mon: Turbo will be ordered:
Precision 6262

Head will be cleaned and rebuilt using

Stainless Valves
Bronze valve Guides
Vitton Valve Seals
Race Springs
Race Rockers

Rev to 9K

Will also be sending out the rear axles to Moser to be shortened for Hachi rear.

Josh

Re: 1985 SR5 3TC Forged

Posted: Sun Apr 14, 2013 6:38 pm
by sqznby
Nice man, its good to see another 3tc swapped AE.
I'm very interested in what your doing with that rear end. What kind of mods are you doing to it to make it fit?
I wish I could find a spare block around here.




Subd

Re: 1985 SR5 3TC Forged

Posted: Mon Apr 15, 2013 5:34 am
by MX73 86
hey man

I am shortening the rear end to fit the hachi mount points. I will then send the axles to moser to get them shortened to fit the new shortened rear end. I am leaving the 5X114.3 bolt pattern and also the rear brakes. I will be installing the locker so that I can have a posi rear as well. I will post pics as soon as i have updates..

Josh

Re: 1985 SR5 3TC Forged

Posted: Fri Apr 19, 2013 5:28 am
by MX73 86
Head parts came in on Mon and the Turbo was ordered as well.

Hoping to have block ready by early next week.

Josh

Re: 1985 SR5 3TC Forged

Posted: Fri Apr 19, 2013 4:19 pm
by sqznby
Hi Josh,

How are you going about shortening the rear? I'm doing the same thing to an 8.8. Thankfully my buddy let me borrow his GTS rear, so I'll be making my jig sometime this week.
I'm going with a TruTrac LS. Lookin forward to those pics.

Nice, what parts did you get for the head? Did you go oversized? What turbo did you go with?

Sorry for all the questions
Thanks
Sam

Re: 1985 SR5 3TC Forged

Posted: Fri Apr 19, 2013 8:11 pm
by MX73 86
Hey my Fabricator and I will remove the axles and shorten the rear end and then remove the axles and send them to Moser to get shortened etc.

Head will be getting these parts nothing oversized just more beefy

Turbo is a Precision 6262

Josh

Re: 1985 SR5 3TC Forged

Posted: Sat Apr 20, 2013 5:47 pm
by sqznby
Hah, I was more curious about how you were going to shorten them? In a lathe, lay it out and cut?

You gettin stainless valves?

Nice

Thanks man
Sam

Re: 1985 SR5 3TC Forged

Posted: Sun Apr 21, 2013 6:53 pm
by MX73 86
Yes measure twice cut with fabircator skills.

Stainless valves.. Yes Sir...

Josh

Re: 1985 SR5 3TC Forged

Posted: Mon Apr 22, 2013 1:33 pm
by sqznby
Gatcha dude, thanks.

Lookin forward to your updates.

Re: 1985 SR5 3TC Forged

Posted: Mon Apr 22, 2013 6:50 pm
by yellowsnow4free
MX73 86 wrote:Fully Built 3TC with Forged Internals est (375hp to wheels)

It's really cool seeing a 3TC build in an AE86 :)

I could've sworn I read somewhere that the best "3TC" is actually a 3TC bottom end with a 2TC head? Not 100% sure on that, just something I think I stumbled upon.

Keep it up :)

Re: 1985 SR5 3TC Forged

Posted: Tue Apr 23, 2013 5:40 am
by MX73 86
The heads are identical minus the big ports on the 2TC

With a head port on a 3TC head you are good to go and it will have better performance.

2T-C 85 70 88 at 6,000 rpm 91 at 3,800 rpm 8.5 1970–1979 emission controls (EGR)

The larger 1,588 cc 2T was produced from 1970 through 1984. Cylinder bore is 85 mm and stroke is 70 mm.

3T-C 85 78 115 at 6,000 rpm 109 at 4,800 rpm 8.4 1978–1985 emission controls (EGR)

The 3T displaces 1,770 cc and was produced from 1977 through 1985. Cylinder bore is 85 mm (3.35 in) and stroke is 78 mm (3.07 in).

Josh

Re: 1985 SR5 3TC Forged

Posted: Tue Apr 23, 2013 4:43 pm
by yellowsnow4free
MX73 86 wrote:The heads are identical minus the big ports on the 2TC

With a head port on a 3TC head you are good to go and it will have better performance.

2T-C 85 70 88 at 6,000 rpm 91 at 3,800 rpm 8.5 1970–1979 emission controls (EGR)

The larger 1,588 cc 2T was produced from 1970 through 1984. Cylinder bore is 85 mm and stroke is 70 mm.

3T-C 85 78 115 at 6,000 rpm 109 at 4,800 rpm 8.4 1978–1985 emission controls (EGR)

The 3T displaces 1,770 cc and was produced from 1977 through 1985. Cylinder bore is 85 mm (3.35 in) and stroke is 78 mm (3.07 in).

Josh

Thanks for the info! :)

I'm looking forward to seeing how you do the motor mounts :)

Re: 1985 SR5 3TC Forged

Posted: Tue Apr 23, 2013 5:57 pm
by MX73 86
Anytime

Josh

Re: 1985 SR5 3TC Forged

Posted: Wed Apr 24, 2013 10:25 am
by MX73 86
I got a GIANT snail in the mail...LMAO

Josh

Re: 1985 SR5 3TC Forged

Posted: Wed Apr 24, 2013 5:31 pm
by sqznby
Nice man, I'm only a little jealous :D

Re: 1985 SR5 3TC Forged

Posted: Thu Apr 25, 2013 7:17 am
by MX73 86
Only a little... LMAO

Josh

Re: 1985 SR5 3TC Forged

Posted: Thu Apr 25, 2013 5:48 pm
by sqznby
I didnt want to make it too obvious, hah.

Are your ss valves all stock sizes? Or, are they oversized?

Re: 1985 SR5 3TC Forged

Posted: Fri Apr 26, 2013 5:46 am
by MX73 86
Yes all stock sizes! Didnt want to do any crazy stuff to the head it will be ported and polished by my fabricator. He will also be doing the assembly of the entire engine and turbo system.

Josh

Re: 1985 SR5 3TC Forged

Posted: Sat Apr 27, 2013 11:57 am
by sqznby
Cool, thanks man I appreciate the info.
If you dont mind me asking. Where did you get your valves?
Do you have a link for them?
Is your fab guy doing the p&p or are you?

Sorry for all the questions
Thanks

Re: 1985 SR5 3TC Forged

Posted: Mon Apr 29, 2013 6:44 am
by MX73 86
Hey man I can get you the info for the valves and what not. Yes my fabricator is doing the P and P for my head as well as all of the assembly and GOZA machine shop is machining the block as well as the bore and hone.

Josh

Re: 1985 SR5 3TC Forged

Posted: Mon Apr 29, 2013 6:50 pm
by sqznby
That would be great.
Thanks man
Lookin forward to your updates

Re: 1985 SR5 3TC Forged

Posted: Tue Apr 30, 2013 12:13 pm
by MX73 86
Anytime..

Josh

Re: 1985 SR5 3TC Forged

Posted: Mon May 06, 2013 7:25 pm
by redroku87
Looks awesome!

Re: 1985 SR5 3TC Forged

Posted: Tue May 07, 2013 5:19 am
by MX73 86
Currently waiting on my cam bearings to come from BRD and then it go time...

Josh

Re: 1985 SR5 3TC Forged

Posted: Tue May 07, 2013 9:17 am
by redroku87
Do you think that there is room under the hood of an AE86 for a four barrel weber, a bonnet and the piping to the turbo with a 3TC?

Re: 1985 SR5 3TC Forged

Posted: Wed May 08, 2013 5:26 am
by MX73 86
If you have a skilled fabricator then yes anything is possible.

For example here is a set up from my fabricator with a custom intake and blow through with custom exhaust manifold and turbo setup.

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Josh

Re: 1985 SR5 3TC Forged

Posted: Wed May 08, 2013 11:56 am
by redroku87
Yes!

Sweet!
Thank you so much.

Re: 1985 SR5 3TC Forged

Posted: Wed May 08, 2013 12:01 pm
by redroku87
Yes!

Sweet!
Thank you so much.
That intake manifold looks like its cast though.

Re: 1985 SR5 3TC Forged

Posted: Thu May 09, 2013 10:26 am
by MX73 86
He used a prefabbed intake and cut it up and custom made one for blow through.

He could have made a custom one off but it would have taken longer and been more expensive...

Josh