Idle Control Spring, EVO SKU 605-391 $2.70 Quantity discounts available QuantityPrice (0)No Reviews yet Quantity -+ Add to Cart Brief Description Idle Control Spring, EVO Details Use in combination with the Idle Control Screw to adjust idle RPMs without loosening any jam nuts on the EVO throttle bodies. Brief DescriptionDetails Back Brief DescriptionIdle Control Spring, EVO Back DetailsUse in combination with the Idle Control Screw to adjust idle RPMs without loosening any jam nuts on the EVO throttle bodies. Ratings & ReviewsNo reviews availableBe the first to Write a Review