Jacuzzi 1994-2002 Models Jacuzzi 2002-Present Models Gatsby Spas Retro Kits

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There are TWO styles of Winchester Model Pumps.
First generation has a welded on "foot" or bracket to the motor. On these models the older 2002-2009 Series Wetend was used.
Replacement pump/motors have a separate "bracket" or cradle the motor sets in. This uses a similar but different wetend. So its critical to understand which generation of wetend you are replacing parts for because most of the internal replacment Below are pictures of the NEW generation wetend that will helpparts are not interchangeable.
 you in indentifying which generation you have.

Replacement Parts for Jacuzzi Hot Tub Jet Pump 2002-2009 and 2009-Present

Wetend Post ID How to Identify If your Pump Is PRE 2009 or Post 2009
2002-2009 2009-Present
Pump Post Pump Post
Brass Fitting where motor bolt
screws into is single nut.
Brass Fitting where motor bolt
screws into is single nut with
extended plastic housing as

Replacement Parts for 2002-2009 Winchester Pumps

    2002-2009 2.5hp JHT Wetend Individual Parts

Front Volute w/plugs 6500-288 39.15
Large Square Oring 6500-290 5.78
Impeller 2.5hp 6500-295 27.94
Mechanical Seal-Generic 6500-805 19.25
Rear Bracket Housing 6500-311 32.68
6540-030 Stainless Steel Barb Drain Fitting (replaces plastic style) 6540-030 16.08
O-ring for suction/discharge Union 6560-044 .87

JHT Pump Rebuild Directions


Replacement Parts for 2009-Present Winchester Pumps

3 Things To Check to Confirm You Have the 09+ Wetend Not the Earlier Wetend
Small Divet on Casing Reinforced Post on Bottom Bracket Mounting Nut Has Oblong Shape

    2.5hp JHT COMPLETE Wetend

Complete 2.5 PUMP KIT B Style seen below except o-rings. Fits ALL 2.5 48 Frame JPS/JHT jet pumps 2002-Present $126.00

    2009+ 2.5hp JHT Wetend Individual Parts

B Style Front Volute w/plugs 6500-546 36.25
B Style Large Square Oring 6500-545 5.78
B Style Impeller 2.5hp 6500-549 26.25
B Style Mechanical Seal-Generic 6500-544 19.25
B Style Rear Bracket Housing 6500-540 28.88
6540-030 JPS Stainless Steel Barb Drain Fitting-(Replaces Nylon) 6540-171
O-ring for suction/discharge Union 6560-044 .87
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