Kits Parts

329 products available

Rebuild kits bundle the parts that fail together on the same schedule — typically water seals, oil seals, o-rings, and sometimes valves — so you don't tear a pump down twice within a few months for parts that were already due. Kits are matched to a specific pump model and plunger diameter, the same way individual seals are.

Kits
In Stock

(2 KITS/PUMP) 33060 VALVE KIT 5CP3120

SKU: 4646

SKU 4646: CAT Pumps 33060 NBR valve kit for 5CP3120 pumps; two kits required per pump.

$63.76
Kits
In Stock

(5)GP PACKING EXTRACTOR KIT

SKU: 4030

SKU 4030 is the General Pump 100783 packing extractor kit with slide hammer, sockets, and case.

$85.77
Kits
In Stock

0610402-K REPAIR KIT FOR SHUT-OFF VALVE

SKU: 5437

SKU 5437 is the Solo 0610402-K shut-off valve repair kit for Solo manual sprayers.

$7.79
Kits
In Stock

0610403-K REPAIR KIT FOR PUMP

SKU: 5439

SKU 5439 is the Solo 0610403-K repair kit for Solo 430-series manual sprayers.

$6.16
Kits
In Stock

09039 GIANT VALVE ASSEMBLY KIT FOR P46W, P46W-HK, P49W & P49W-HK

SKU: 5129

Store SKU 5129: Giant Pumps valve assembly kit (09039) for P45 and P46 pumps.

$139.94
Kits
In Stock

100669 DURAVIEW REPAIR KIT

SKU: 4057

100669 DURAVIEW REPAIR KIT is a repair kit #100669 for the DURAVIEW. SKU 4057.

$4.24
Kits
In Stock

1800.0102.00 DIAPHRAGM KIT (REQ 2)

SKU: 7027

Store SKU 7027: Comet diaphragm kit for the MC25 twin-diaphragm pump.

$24.39
Kits
In Stock

20" & 24" WHIRL-A-WAY CASTOR KIT (4)

SKU: 7200

SKU 7200 is a four-pack of swivel casters for 20-inch and 24-inch Whirl-A-Way surface cleaners.

$54.90
Kits
In Stock

200261526 REPAIR KIT ST-261

SKU: 4655

200261526 REPAIR KIT ST-261 is a repair kit #200261526 for the ST-261 for models ST. SKU 4655.

$36.41
Kits
In Stock

200261528 REPAIR KIT "A" FOR ST-261

SKU: 5661

200261528 REPAIR KIT "A" FOR ST-261 is a repair kit #200261528 for the ST-261 for ST-261. SKU 5661.

$4.54
Kits
In Stock

200280530 REPAIR KIT "D" FOR ST-280

SKU: 5663

200280530 REPAIR KIT "D" FOR ST-280 is a repair kit #200280530 for the ST-280 for ST-280. SKU 5663.

$8.79
Kits
In Stock

200280646 REPAIR KIT "C" FOR ST-280

SKU: 5662

200280646 REPAIR KIT "C" FOR ST-280 is a repair kit #200280646 for the ST-280 for ST-280. SKU 5662.

$9.07
Kits
In Stock

2100200 FSC (4 PK. CASTER KIT)

SKU: 5485

SKU 5485 is the General Pump 2100200 caster kit (4) for Hammerhead flat surface cleaners.

$74.30
Kits
In Stock

21227 VALVE KIT F0R 21250B & 21290C

SKU: 1632

SKU 1632 — Giant Pumps 21227 non-weep shut-off spray-gun repair kit for 21250B/21290C guns.

$6.65
Kits
In Stock

21877U SOLENOID VALVE STEM KIT FOR CLEANCUT FUEL P

SKU: 4742

SKU 4742 is the Beckett 21877U solenoid valve stem for CleanCut oil-burner fuel pumps.

$15.90
Kits
In Stock

2409.0123.00 VALVE KIT

SKU: 3200

Store SKU 3200: Comet three-part valve repair kit for TW series pumps.

$16.75
Kits
In Stock

2581 KIT VALVE XJ E

SKU: 3883

SKU 3883 — Annovi Reverberi AR2581 valve kit for XJ-E pumps.

$17.34
Kits
In Stock

2633 RAIL KIT 1 3/4" FOR RK, RKW & XM

SKU: 3995

SKU 3995 — Annovi Reverberi AR2633 1-3/4-inch rail kit.

$21.01
Kits
In Stock

2633H RAIL KIT RK XM 2 5/8"

SKU: 2403

SKU 2403 — Annovi Reverberi AR2633H 2-5/8-inch rail kit.

$31.91
Kits
In Stock

2729 RAIL KIT 5/8" FOR XM & SXM SERIES

SKU: 4120

SKU 4120 — Annovi Reverberi AR2729 5/8-inch rail kit for SXM/XM/RK pumps.

$19.12
Kits
In Stock

2748 RAIL KIT FOR XW SERIES PUMP

SKU: 1925

SKU 1925 — Annovi Reverberi AR2748 rail kit for SXW/XW pumps.

$15.93
Kits
In Stock

30023 CUP KIT FOR 280-290 PUMPS

SKU: 3364

SKU 3364: CAT Pumps 30023 NBR cup kit for 280/281 pumps; one kit required per pump.

$30.89
Kits
In Stock

30222 KIT, CUP NBR

SKU: 5600

SKU 5600: CAT Pumps 30222 NBR cup kit for 820/821 pumps; one kit required per pump.

$106.19
Kits
In Stock

30256 KIT, CUP (FPM-VITON) - 1/PUMP

SKU: 3969

SKU 3969: CAT Pumps 30256 cup kit for the CAT 2520 pump; one kit required per pump.

$105.98
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Kits Buying Guide

When a kit beats buying parts individually

If you're already opening the pump to replace one worn seal, a full kit is usually cheaper per-part than ordering individually and saves a second teardown later when the next seal in the same assembly wears out.

Confirm your exact pump model first

The most common kit-ordering mistake is guessing the plunger diameter instead of confirming it from the pump's data plate or model number — kits are not interchangeable across diameters even within the same brand.

What's actually in the box

A water-seal kit typically carries the high- and low-pressure seals, o-rings, and backup rings for the plunger set; a valve kit carries the inlet and outlet valve assemblies. Full rebuild kits bundle both. Plunger kits are usually sold separately, so check the parts list before ordering.

Rebuild vs. replace economics

A seal kit costs a fraction of a new pump, but factor in labor and downtime: a scored plunger or cracked manifold means a kit won't fix it. If the pump has high hours and the plungers show wear lines, price a complete pump against the kit plus your rebuild time.

Kits FAQ

Do rebuild kits include installation instructions?

Most kits ship with a parts list matched to the pump model; general installation follows the pump manufacturer's service manual. If you're unsure of a step, it's worth having a shop do the rebuild rather than risk misseating a seal.

Should I replace the valves when I do the seals?

If the pump has high hours, yes — valves wear on a similar schedule, and you're already inside the manifold. On a low-hour pump with a single failed seal, seals alone are fine.

Manufacturer references