"Shep Method" CX500 Mechanical Seal Replacement - How To

How to replace the water pump mechanical seal using the "shep method" on your Honda CX500. This is a helpful guide to help fix that coolant leak you my have on your GL500, CX500, GL650, or CX650 that doesn't require a full engine-out service.

Research: https://www.google.com/search?q=shep+...

Where to buy a new seal: https://murrayscarbs.com/product/mech...

Motofaction mechanical seal information: https://motofaction.org/motorcycles/h...

Motofaction cooling system information: https://motofaction.org/motorcycles/h...

Permatex 22071 water pump sealant (amazon affiliate link): https://amzn.to/45C90QL

In closing you want to do the best job you can here. Take your time, be gentle, and clean everything very well. Be sure to purchase a water pump cover oring as well. For coolant my recommendation is to use a silicate-free variant as that helps preserve your mechanical seal.

0:00 - 2:40 - Introduction and disassembly
2:41 - 3:35 - Mechanical seal parts breakdown
3:36 - 5:27 - Weep Hole explanation and cleaning
5:28 - 8:29 - Shep Method of separating new seal
8:30 - 10:34 - Assembling impeller and polo mint
10:35 - 10:56 - Annealing the copper washer
10:57 - 12:33 - Applying sealant to new seal
12:34 - 13:07 - Installing new seal onto bike
13:08 - 15:04 - Water pump assembly
15:05 - 16:51 - Testing and outro

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