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![]() Enthusiast ![]() ![]() Joined Jun 21, '05 From New york Currently Offline Reputation: 1 (100%) ![]() |
Alright so my friend is wanting to do a 5sfe to 3sgte engine swap in his gt... so before we get started on anything i had a question about the 3sgte head gasket...
I currently have a 87 toyota supra and the head gasket is the hole in our armor so to speak... i dont know how much boost we are planning on running with the 3sgte but with the engine out it would be alot easier to do a head gasket swap... but my question is how much boost can a stock hg hold? -------------------- 1994 celica GT.....3sgte in a month! all helpers are welcome!!! i live in Plattsburgh, NY.
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![]() Enthusiast ![]() ![]() ![]() ![]() ![]() Joined Aug 31, '02 From Philadelphia, PA Currently Offline Reputation: 8 (100%) ![]() |
the 3sgte dosnt have headgasket issues like the 87 supra did. so dont worry about changing it. i think most mr2 guys report the stock head gasket giving out around 300-400hp, so you have nothing to worry about. the stock turbo runs at about 10psi and you can turn the boost up to 15psi . there is pretty much no risk of blowing the stock HG on the stock turbo.
-------------------- 15PSI - 30MPG - Megasquirt Tuned
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Lo-Fi Version | Time is now: September 22nd, 2025 - 12:47 AM |