just picked up my first hoda 2000 honda civic si has 2.0 non vetec b20. whenever your in gear just lets say 2nd gear 20mph and you bearly let of the throttle it starts to buck could it be tps senso throttle body or leaky injector or possibly something els not for sure would maybe like extra ideas befor i go tearing into stuff. and thanks for any imput

 

That is not the correct motor (stock) for the car. I hope you are aware of that.

Any cels?

 

yeh they came out with 1.6 vertec the motor in it is out of a 97 crv