04-08 Acura TSX K24A RBB2 DOHC VTEC 2.4L ENGINE K24A2 K24 CM2 200HP 3-Lobe by admin on December 24, 2023 in 04-08 State and/or federal authorities require that you change over the emission devices from your old engine to the engine you are installing to make it comply. It is second-hand goods.