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This is an exploded view of the YS FZ70S Engine.   UNDER CONSTRUCTION

Find your part number on the picture and click on it.  The description and price should then appear at the top line of the

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Part #

 Description Qty Price Purchase
01 YS6270 Crankcase 1  
 
  YS6275 Cylinder head assembly      
02 YS6280 Cylinder head 1  
 
03 YS2810 Intake valve 1    
04 YS2815 Exhaust Valve 1  
 
05 YS2820 Valve spring set 2  
 
06 YS2030 Spring retainer set 2  
 
07 YS2040 Valve spring clips 4  
 
08 YS5015 Cylinder head gasket 1  
 
09 YS2840 Head bolt set 4   
 
10 YS2845 Valve cover 1  
 
11 YS2850 Valve cover gasket 1  
 
12 YS2855 Valve cover screws 2  
 
13 YS2860 Intake pipe 1   
 
14 YS2865 Intake pipe O rings 2    
 
15 YS6285 Crankshaft 1  
 
16 YS6290 Crankshaft ring 1   
 
17 YS6295 Rear bearing 1  
 
18 YS2880 Front bearing 1   
 
19 YS2885 Front bearing seal 1  
 
20 YS2890 Drive washer 1  
 
21 YS2895 Drive washer retainer 1  
 
22 YS0825 Prop washer 1  
 
23 YS6145 Prop nut set 2  
 
24 YS6300 Piston 1  
 
25 YS6305 Piston ring 1  
 
26 YS6310 Wrist pin 1  
 
27 YS2925 Wrist pin retainer 2  

   

28 YS2930 Rocker arm set 2  

 
29 YS0560 Valve adjustment set 2  

 
30 YS0565 Adjustment nut set 2  

 
31 YS2935 Rocker arm set 1  
 
32 YS2940 Rocker arm screw  1  
 
33 YS0580 E ring clip set 2    
34 YS2945 Cam 1  
 
35 YS2950 Cam cover 1  
 
36 YS2955 Cam cover O ring 1  
 
37 YS4400 Cam cover screws 2   
 
38 YS2960 Cam bearing set 2  
 
39 YS2965 Cam follower set 2    
40 YS2970 Push rod set 2   
 
41 YS6400 Push rod cover set 2  
 
42 YS2980 Push rod cover O rings 4   
 
43 YS6365 Con rod 1   
 
  YS6370 Black plate assembly      
44 YS6375 Back plate 1  
 
45 YS6380 Disk valve 1  
 
46 YS6385 Disk valve pin 1   
 
47 YS6390 Disk valve set screw 1    
48 YS3005 Back plate gasket 1  
 
49 YS3010 Back plate screws 2  
 
50 YS6315 Carburetor body 1  
 
51 YS6320 Throttle barrel 1    
52 YS3025 Throttle barrel O ring 1   
 
53 YS1090 Throttle barrel retainer 1    
54 YS0200 Throttle arm set 1   
 
55 YS0785 Throttle stop screw 1  
 
56 YS0790 Throttle stop spring 1  
 
  YS6395 Needle valve set      
57 YS3030 Needle valve 1    
58 YS2695 Needle Valve  O ring 1   
 
59 YS6325 Needle socket 1  
 
60 YS6330 needle socket O ring 3   
 
61 YS2710 Needle detent 1   
 
62 YS4010 Low speed needle 1   
 
63 YS4015 Low speed needle O ring 1   
 
64 YS3040 Carburetor gasket 1  
 
65 YS3045 Carburetor screws 4   
 
  YS6335 Regulator assembly      
66 YS5330 Regulator body A 1  
 
67 YS5340 Diaphram 1   
 
68 YS5343 Regulator valve 1    
69 YS5345 Regulator valve O ring 1   
 
70 YS6340 Regulator body B 1  
 
71 YS6345 Regulator set screws 2  
 
72 YS6350 Regulator spacer 1    
  YS3095 Muffler set      
73 YS3065 Muffler assembly 1  
 
74 YS3070 Exhaust pipe 1  
 
75 YS3075 Rock nuts  2  
 
  YS0405 Check Valve 1  
 
  YS6355 Gasket set 3  
 
  YS6360 O ring set 13  
 
         
 
          
 
         
 
         
 
         
 
 

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Copyright 2008 Prices Subject to Change Without Notice
07/29/10

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