hey all i have only recently bought a turbo skyline, it has a rb25det wit forged internal, im not to sure what oil temp or pressure is normal, the oil temp usually sits at around 80-95 depending on how im driving, im goinf to be using this car for drift and just wana know what the limits should be on oil temp and is i should get an oil cooler, also another thing, it has an apexi fc and im unsure what the knock gauge means, it usualy wont go above 10, what should the knock be at? cheers