Specifications
2
19
DISASSEMBLING THE ENGINE
PRIMARY GEAR
The  clutch  bell  must  be  in  its  housing  for 
the  primary  gear  to  be  disassembled.  You 
must remove the internal cover of the clutch 
to access the primary gear. This procedure is 
described in paragraph 2.4.
Use  the  special  primary  tool  A  (code 
007.14.000.0.0)  to  loosen  the  screw  that 
fastens  the  primary  gear  1  to  the  motor 
shaft.
In  the  case  of  a  125  cc  engine,  the  prima-
ry  gear  is  removed  from  the  crankshaft  by 
means  of  an  extractor  with  three  arms  B. 
In the cases of 200 cc, 250 cc and 290 cc a 
universal extractor C is sufficient.
2.5
Disassembling the screw that blocks the primary gear 
to the motor shaft.
Disassembling the primary gear in a 125 cc engine.
Disassembling the primary gear in 200 cc, 250 cc and 
290 cc engines.
1
A
B
B










