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UST
Water Pump

Model # WP255 Official UST pump

Here are the diagrams and repair parts for Official UST WP255 pump, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 185 parts  |
Guide QJWB.08.01-03
#10

Recoil starter assembly diagram

Guide

Part #QJWB.08.01-03

The manufacturer no longer makes this part, and there's no substitute part

Jacket QJWB.10.03-03
#11

Fuel tank diagram

Jacket

Part #QJWB.10.03-03

The manufacturer no longer makes this part, and there's no substitute part

Key QJWB.04-04
#9

Brance & flying wheel diagram

Key

Part #QJWB.04-04

The manufacturer no longer makes this part, and there's no substitute part

Rod, Connecting (2) QJWB.03-02
#9

Intake & exhaust valve assembly diagram

Rod, connecting (2)

Part #QJWB.03-02

The manufacturer no longer makes this part, and there's no substitute part

Seat Bolt QJWB.06.02.01-03
#27

Centrifugal adjustment governor diagram

Seat bolt

Part #QJWB.06.02.01-03

The manufacturer no longer makes this part, and there's no substitute part

Arm (2) QJWB.03-06
#3

Intake & exhaust valve assembly diagram

Arm (2)

Part #QJWB.03-06

The manufacturer no longer makes this part, and there's no substitute part

Rivet 2 QJWB.03.01-03
#21

Intake & exhaust valve assembly diagram

Rivet 2

Part #QJWB.03.01-03

The manufacturer no longer makes this part, and there's no substitute part

Cover, Supply Oil Mouth QJWB.01-07
#5

Crankcase diagram

Cover, supply oil mouth

Part #QJWB.01-07

The manufacturer no longer makes this part, and there's no substitute part

Washer 2, Stopper QJWB.14.01-04
#6

Water pump diagram

Washer 2, stopper

Part #QJWB.14.01-04

The manufacturer no longer makes this part, and there's no substitute part

Circlip, Piston Pin (2) QJWB.05-05
#10

Piston & connecting rod diagram

Circlip, piston pin (2)

Part #QJWB.05-05

The manufacturer no longer makes this part, and there's no substitute part

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