Note: This is a 6.3 wet end. If you need a 6.1 wet end, you will need to replace the entire pump. See AquaFlo XP2e 56 frame Spa Pumps
56 frame spa wet ends can have one of two designations - 6.1 or 6.3. The difference is the measurement between the top two thru-bolts. 6.1 wet ends measure 4" and 6.3 wet ends measure 4-1/8". See diagram below.
RECOMMENDED PARTS:
35-126-1156 Motor, Century, 4.0 Horsepower, 230v, 2 Speed, 56 Y Frame
88-375-1050 Lube Tube, Roper Products, 4oz, with PFTE
89-270-1166 Pump Union, 2" Female Buttress Thread x 2" Slip
90-423-5230 O-Ring, Buna-N, 2-1/2" ID, 1/8" Cross Section, Generic
90-423-5230 O-Ring, Buna-N, 2-1/2" ID, 1/8" Cross Section, Generic
99-361-1095 Tool, Pool Tool, Impeller Wrench, Closed