Removing and Fitting Norton Commando Tappets
Download the complete PDF version using the green download button at the top right of this page for detailed Norton Commando tappet removal and installation procedures.
This useful Old Britts technical guide explains the correct procedure for removing, inspecting and re-fitting Norton Commando tappets and separating plates.
The guide includes important workshop notes regarding tappet orientation, lubrication requirements, safety wire installation and correct tappet clearance measurements during engine assembly.
Detailed dimensional specifications are also provided for both standard and +.020 oversize tappets together with cylinder bore clearance information.
Contents Include
- Tappet removal procedures
- Separating plate and retaining screw removal
- Safety wire installation details
- Correct tappet orientation information
- Lubrication and oil drainage notes
- Standard tappet dimensional specifications
- +.020 oversize tappet specifications
- Cylinder bore clearance measurements
- Workshop assembly and installation notes
- Old Britts Norton engine service information
Important installation information is included regarding tappet pairing and orientation, helping prevent lubrication issues and incorrect oil drainage during engine operation.
Covered Norton Models
- Norton Commando 750
- Norton Commando 850
- Norton Atlas
A valuable workshop reference for Norton engine builders, restorers and mechanics servicing Commando valve train components.
