I just put a bi6a head on my ls motor to make it ls vtec i have a chipped b16 ecu which needs a knock sensor but i have not installed it yet where can i easily put it without pulling out the whole motor. the check engine light s on but it still runs very good i checked the light on ecu and it is on because of the knock sensor how can i put it on easily and will itmake a difference in power when i do p.s. can i put the knock sensor in the head. how does the knock sensor work sorry for so many questions