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-   -   best head gasket for 91 tsi (http://www.mitsustyle.com/forums/showthread.php?t=15004)

kennydawgg 04-07-2007 05:00 PM

best head gasket for 91 tsi
 
whats the best head gasket for a 91 tsi awd? only thing done is fmic and 2.5 turbo back exhaust with no cat also where can I find said gasket without ordering it online?

turbotalon1g 04-07-2007 05:25 PM

Re: best head gasket for 91 tsi
 
cometic

v8klla 04-07-2007 06:08 PM

Re: best head gasket for 91 tsi
 
I agree, unless you will not be machining the block and head surfaces. In which case I would recommend an SCE ICS Titan coppper head gasket which will seal better and has an Internal Combustion Seal for high boost applications. Either way here are some prices ;)

Cometic $79.99
SCE ICS Titan $109.99

Both are in stock! Good luck!

Chris Carey

niterydr 04-07-2007 06:11 PM

Re: best head gasket for 91 tsi
 
Stock headgasket is fine.

b00stcreep21 04-07-2007 06:45 PM

Re: best head gasket for 91 tsi
 
Stock composite headgasket with ARP's FTW. Deffinatley best suited for your application

Shane55113 04-07-2007 08:21 PM

Re: best head gasket for 91 tsi
 
I have an OEM copper sprayed head gasket, i would recommend it highly, i was running 20psi for a while no problems

2.SlowES 04-08-2007 10:43 AM

Re: best head gasket for 91 tsi
 
I'm going to need a new head gasket pretty soon. I don't plan on running too much boost or anything, but I figure I might as well spend the money and get a cometic which should handle everything I can toss at it.

tpunx99GSX 04-08-2007 11:28 AM

Re: best head gasket for 91 tsi
 
Evo 3 Metal headgasket from Mitsu, it has pressure seals and it is 4-5 layers of metal. I sprayed mine with the copper spray and boost 25psi just fine. Plus it was only like 70 bucks from mitsu.

carltalon 04-08-2007 06:20 PM

Re: best head gasket for 91 tsi
 
+1 for stock copper sprayed with ARP's. Ive made 10+ passes at 30 PSI on mine. I haven't heard mutch good about the newer cometics since they dont offer there HP version anymore.

v8klla 04-09-2007 12:22 AM

Re: best head gasket for 91 tsi
 
I agree that for most applications the OEM with ARP's will definitely do the trick, but he asked for the "best" lol. Also, we have about 5 HP versions in stock if you are interested ;)

Chris

Swifty1638 04-09-2007 06:20 PM

Re: best head gasket for 91 tsi
 
I was running a stock oem coppersprayed hg, but since I did my valvesprings/retainers, I slapped on a cometic hp headgasket. I also torqued the arp's to 100 ft. lbs. Don't want it lifting, or having any gaps.

-A. Swift

kennydawgg 04-09-2007 11:32 PM

Re: best head gasket for 91 tsi
 
cool, we should be down on saturday to pick one up

v8klla 04-10-2007 10:52 AM

Re: best head gasket for 91 tsi
 
Sounds good!

Chris

niterydr 04-10-2007 11:14 AM

Re: best head gasket for 91 tsi
 
Quote:

Originally Posted by turbotalon1g (Post 184957)
cometic

Fail.
He needs a stock headgasket.


MD183808 List price $55.25
Mitsustyle.com price: $44.20

Can someone please explain to me why a STOCK car needs a copper or a MLS gasket? It comes factory with a composite. Without changing the RA value of the head surface, he is most likely shooting himself in the foot.
I've seen composite headgaskets hold north of 500whp w/o issues.

Kracka 04-10-2007 11:31 AM

Re: best head gasket for 91 tsi
 
I'm going to say stock Mitsu headgasket with ARP headstuds, copper spray it if you feel saucy.

kennydawgg 04-10-2007 12:32 PM

Re: best head gasket for 91 tsi
 
the head is getting machined so a thicker one is probably needed, the extra 20 bucks is worth not tearing it apart again when more mods inevitably get added

v8klla 04-10-2007 12:48 PM

Re: best head gasket for 91 tsi
 
Quote:

Originally Posted by kennydawgg (Post 185404)
the head is getting machined so a thicker one is probably needed, the extra 20 bucks is worth not tearing it apart again when more mods inevitably get added

Yep once you start it's hard to stop lol

Chris

niterydr 04-10-2007 12:51 PM

Re: best head gasket for 91 tsi
 
Quote:

Originally Posted by kennydawgg (Post 185404)
the head is getting machined so a thicker one is probably needed, the extra 20 bucks is worth not tearing it apart again when more mods inevitably get added

I would just simply suggest that you tell the machine shop what headgasket that you are going with. This is to insure they put the proper RA value on the head deck so the gasket will seal properly. Cometic recommends less than 50.
The slight bump in compression from the massive 7.8:1 factory compression ratio shouldn't nuke your motor. I would be more concerned as to why you blew a headgasket in the first place.

JET 04-10-2007 02:03 PM

Re: best head gasket for 91 tsi
 
I am running a stocker with copper spray, it's even a Hyundai! It has held 35 psi, so I would also just recommend a stocker.

carltalon 04-10-2007 04:09 PM

Re: best head gasket for 91 tsi
 
The stock headgasket Might be your savior in the long run. I've blown mine with detination before. If the head gasket hadent let go Id probly have tosted some pistons or damaged some valves. The cometic HP will hold more then the stocker and let engine Damage occore. I consider mine a fuse. Id rather replace a headgasket then a motor.


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