Twin Power Big Twin And Xl Jet Kit Assortment For Keihin Cv Carb

All jets are made of brass optimizing high precision and flow-calibrated for extremely accurate fuel flow rate. Eliminates lean spitting and improves performance with custom exhausts, air filters, or high-compression setups Comprehensive assortment includes multiple main jet sizes 150-190 and adjustable needles for carb optimization Direct fit for Sportster and Big Twin CV carbs, with instructions for easy tuning and installation