What cam should i use to upgrade the 6 nz 475 engine while using a 550 flash but stock everything else. I need to replace the cam and might as...
Thanks guys for the info. I will check the sensors and turbo fins. I will keep you posted with the outcome. After I fix this problem I would...
My 6nz is doing the same exact thing. It wont go higher than 20 psi. And i tested for leaks and there are no leaks. I hate going uphill...
