See also:

Ignition timing (OHC models) - adjustment
Note: During production the ignition timing is accurately set using a microwave process, and sealant is applied to the distributor clamp bolt. Because the electronic components require no maintena ...

Vehicle Identification Numbers
Modifications are a continuing and unpublicised process in vehicle manufacture, quite apart from major model changes. Spare parts manuals and lists are compiled upon a numerical basis, the individ ...

Engine - complete dismantling
OHV engines 1 The need for dismantling will have been dictated by wear or noise in most cases. Although there is no reason why only partial dismantling cannot be carried out to renew such items a ...