  Reproduction Dellorto throttle stop screw adjuster for SSI carbs in 18-30mm sizes. We have two different lengths of adjuster screws to choose from. 18-23mm carbs have 5mm threads and 25-30mm carbs have 6mm threads. Please select the size you need from the pull down menu. NOTE: THESE DO NOT FIT 32-42mm SSI CARBS. |