Yamaha YZF-R125 Quiz
Engine

Checking the timing chain and timing chain guide

In this manual: Engine
General information — 15Specifications — 14Periodic checks and adjustments — 41Chassis — 67Engine — 76Cooling system — 12Fuel system — 10Electrical system — 61Troubleshooting — 13
~1min read

1. Check:

  • Timing chain Damage/stiffness Replace the
    timing chain and camshaft sprocket as a set.

2. Check:

Timing chain guide (intake side) Damage/wear Replace.


Checking the oil strainer

1. Check:

Oil strainer Damage Replace.


Contaminants Clean with solvent.

Test yourself

A quick Yamaha YZF-R125 quiz: every answer comes with an explanation and a link to the manual page.