№ Part Number Description Part count in models 120-1701061 Thrust nut 1 120-3509063 Case cover gasket 2 120-3509070А2 Gland 1 120-3509093 Seal spring 1 120-3509094 Seal 1 120-3509116 Lock ring 1 120-3509117 Locking washer 1 130-3509018Б Case assembly 1 130-3509020Б Case 1 130-3509038 Cytlinder unit gasket 1 130-3509060А Front cover 1 130-3509090 Rear cover 1 130-3509103Б Gasket 1 130-3509110А Crankshaft 1 500-3509130Б1 Pulley assembly 1