Fuel Filter Westerbeke | Sierra 23-7764 Westerbeke Fuel Filter | Sierra 23-7764 Fuel Filter Fits Westerbeke 15.0 BTD, 15.0 BTDA, 15.0 BTDB, 15.0 WTA, 20.0 BED, 20.0 BEDA, 20.0 WTA, 25.0 BED, 25.0 WTA, 32.0 BED, 32.0 BEDB, and 32.0 WTF model generators Replaces Westerbeke 24363