jase 0 Report post Posted April 3 hi guys I have a tb42 turbo and need to lower the compression so I can run on 95 octane. i’m running 10.5 lb boost at 1800 rpm on 98 octane at the moment an I just put 2 head gaskets on? cheers sorry can i just put 2 head gaskets on ? Quote Share this post Link to post Share on other sites
