'For ur info, my 'working hour' car is a mutated wira, outside 'ori' (prevent police kacau) but inside, a VR4 engine with TURBO (up to 4 bar) which able to 'boost' a healthy 400HP++...but i preset the turbo 'active'...
Got a problem. I'm currently contemplating whether to change to a metal head gasket for my GSR engine. The problem is, whether to change to one that is 1.2 mm or 1.5 mm. If so what are the pros and cons...
