1989-1991 Honda CRX Base. 1988 Honda CRX DX. 1988-1991 Honda CRX HF. 1988-1991 Honda CRX Si. Notes: Engine Coolant Temperature Sensor. Direct Fit. Product Information. Interchange Part Number: TX37, 4257, 9342, 12029, 29342, 31244, 31641, 36426, 73947, 74257, 140714, 155984, 171238, 213718, 712500, 712703, 1580154, 1580524, 2111015, 009107511, 19189488, 25174240, 5862028470, 2CTS0121, 37870PJ5003, 37870PJ7003, 37870PK2005, 37870PK2015, 5S1468.
