Engine Repair

Service Procedures
Service Manuals
Tech Tips By Randy Pozzi
CH250 - Helix Interchange
Readers Rides
For sale


Parts Diagrams

Air Inlet Baffle Removal
Carb Removal
Crankcase Cover Removal
Moveable Drive Face Removal
Moveable Drive Face Service
Oil Change

Moveable Drive Face Service

Remove Moveable Drive Face
See Moveable Drive Face Removal

Remove 3 screws with a 8mm socket

Carefully pry cover off, it is held on only by an o-ring

Pull ramp plate out

Clean all related parts

Inspect the Rollers for flat spots

This is what I used for assembly, the cup is to hold it upright

Make sure the inside is clean also

This has to be filled with a high temp grease

Insert the boss into the hole with spines toward the face

Wipe off excess grease

This is what the rollers look like before grease

This is where I set it on the metal cup

Apply grease to roller area

Install rollers and grease over

Make sure the slide pieces are in correctly
Notice one side is flat and the other has wings

Install the ramp plate

Grease o-ring, Install cover

Handle with care before installation


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