sorry, the engine is not RB20 but SR20.engine in standard cond.rim 17in.cd player,amp,turbo timer,boost meter. for better handling u just change the absorber
Recently installed LT10s X4 unit on my engine and had a problem on the throttle.
each time i want to move the car must press hard accele pedal. high rpm. if not i will stumble or stall.
THe car...