EBC 40mm Kehin CV Carb Jet Kits For Harley High-precision Brass carburetor jets are flow-calibrated for extremely accurate fuel flow rate. Kits are available with an assortment of either Pilot jets or Main jets. Features: Main Jet kit includes 2 of each of the following sizes: 160, 165, 170, 175, 180, 185, 190, 195, 200, 205, 210, 220 Pilot Jet kit includes 1 of each of the following sizes: 35, 38, 40, 42, 45, 48, 50, 52, 55, 58, 60, 62, 65