hey i had a b16 in my crx, and i just put in a b18b but i kept the wiring the same with the pr3..ive noticed theres no plug ins in the back of the motor, were before i had like 4-5 on my b16..im having a hard time figuring out what some of these sencors are on this b18b, and its running really rough on bottom end...clears out like above 4-5000rpms..what do you guys think i should look for?