Evergreen WP4014 Honda Prelude Si SE 2.3L H23A1 DOHC 16V Water Pump Fits: Honda Prelude Si SE 2.3L H23A1 DOHC 16V (see description below) High Flow Design provides long lasting, efficient cooling. Engine specific water pressure is achieved without excessive load to engine Provides exceptional protection against leakage and contamination Aluminum die-cast technology added performance and longer pump life Precision ground shaft and hub accept OE fan clutches perfectly