DescriptionThis video provides step-by-step instructions for replacing the flywheel on Honda small engines. The most common reason for replacing the flywheel is when the engine won’t start.
All of the information in this flywheel replacement video is applicable to the following brands: Honda
Tools used: 5mm hex head screwdriver, 5/8” socket, 14mm socket, 10mm socket
Step-By-Step Instructions1
Before you replace the flywheel on your engine first make sure the engine has cooled.
2
Use a 5mm hex head screwdriver to loosen the mounting screw to release the engine cover.
3
Position the engine so the clutch is facing upward.
4
Now unthread the mounting screws securing the flywheel housing.
6
Detach the wire and boot from the spark plug.
7
Use a 5/8th inch socket or spark plug wrench to help loosen and remove the plug.
8
Confirm that the piston is in the “down” position then insert a cord into the cylinder to prevent the piston from moving.
9
Use a 14mm socket to unthread the mounting bolts securing the clutch.
10
Remove the clutch, along with the spacers.
11
Next, use a 10mm socket to remove the flywheel mounting nut.
12
You can use a small gear puller to help detach the old flywheel.
13
Install the new flywheel by aligning the flywheel keyway with the slot in the crankshaft.
14
Rethread the mounting nut and tighten.
15
With the clutch spacers aligned on the flywheel posts reposition the clutch.
16
Confirm that the washers are positioned on the mounting bolts then rethread and tighten the bolts to secure the clutch.
17
Remove the cord from the cylinder.
18
Rethread the spark plug.
19
Be careful not to strip the threads by over-tightening.
20
Attach the wire and boot.
21
Realign the flywheel housing.
22
Rethread and tighten the mounting bolts.
23
Reposition the engine cover then thread and tighten the mounting screw to secure.