LAVERDAMANIA

TECHNICAL SHEET #9

Cylinder head restoration - Laverda 1000 and 1200
(Click on the pictures to enlarge)

Cleaning and checking

Cleaning operation
Checking for flatness of the head gasket surface
Rectification
Rectified surface
Checking of flatness of the head cover gasket surface. Light grey spots show the problems
Rectified surface

Guides and valve seats replacement

Old guides
New exhaust guide (here in brass)
New inlet valve guide
Seats removed
Close view of the seat bores
Rectification of the new seats
Rectification of the new seats
Fitting new seats
Seat in place
Grinding the 3 angles
Grinding the 3 angles
Grinding the 3 angles
Close view ...
All seats in place
Adjusting the cast iron hull

Fitting new valves

Old and new valves
Adjusting the valves
Leaking test with fuel
  
Fitting the new valves

 

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