; (B) by striking 4.2% and inserting 2.5% ; and (C) by striking 12/31/2020 and inserting 12/31/2024 . (73) Tire assembly machines Heading 9902.15.82 is amended— (A) by amending the article description to read as follows: Machinery for molding, assembling or otherwise forming uncured, unvulcanized rubber (green) tires (provided for in subheading 8477.59.01), the foregoing to be used in production of new pneumatic tires designed in all sizes for motor cars (such tires of subheadings 4011.10.10 and 4011.10.50), buses and trucks (such tires of subheadings 4011.20.10 and 4011.20.50), motorcycles (such tires of subheading 4011.40.00) and agricultural, forestry, construction or industrial vehicles (such tires of subheadings 4011.70.00, 4011.80.10, 4011.80.20, 4011.80.80, 4011.90.10, 4011.90.20 and 4011.90.80) ; (B) by striking 2.5% and inserting 2.1% ; and (C) by striking 12/31/2020 and inserting 12/31/2024 . (74) Fuel injectors Heading 9902.15.94 is amended— (A) by amending the article description to read as follows: Fuel injectors (other than used), each incorporating a valve and a micro-stamped orifice hole, certified by the importer as designed to deliver fuel to the combustion chamber of a gasoline engine with a pressure not exceeding 120 MPa (1200 bar) (provided for in subheading 8481.80.90) ; (B) by striking 1.9% and inserting 1.4% ; and (C) by striking 12/31/2020 and inserting 12/31/2024 . (75) Subsea flow modules Heading 9902.15.95 is amended— (A) by amending the article description to read as follows: Valves, capable of operating at pressures of 68.94 MPa or more (provided for in subheading 8481.80.90), for controlling production flow through a subsea tree, each valve mounted in a module that can be unlocked by a remotely operated underwater vehicle for subsequent removal and replacement ; (B) by striking Free and inserting 0.4%