Wondering if any of you have experienced this before. When I turn my air con on there is a sort of whirring/ grinding sound coming from around the middle of the engine bay, more towards the drivers side...
Sifu's, I'm driving a Er34 GTT Auto, and i've just installed a HKS F-Con IS at N1, during dyno before they plug in the IS my car was at 138 on wheel and after plugging in the IS my car was ar 209 on wheel. ANd the...