The valve springs and colletts are of conventional type. Compress the springs in the normal manner and remove both colletts from each valve. Take care not to damage the cam follower bores.
Valve outer mm minimum:
Service Manual
Page 30 of 50
*NOTE* This service manual is for a NON EN10 modified engine. Whilst most of the information is relevent, there are some critical differences.
For more information on EN10 modified engines, please contact
Mick Broom at Broom Development Engineering on +44 (0)1327 353023
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| REMOVAL OF THE VALVES GUIDES AND SEALS. The valve springs and colletts are of conventional type. Compress the springs in the normal manner and remove both colletts from each valve. Take care not to damage the cam follower bores. |
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| A magnetic probe is the most convenient tool for removing and replacing colletts; alternatively the colletts may be stuck to the end of a long Allen key using stiff grease. | |
| Examine the valve springs for length, as shown, and renew them if necessary. In view of the damage which can be caused should a spring fail in service and the moderate cost of replacements, it is recom mended that the springs are renewed whenever the valves are disturbed. Valve outer mm minimum: |
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| Valve inner mm minimum: | |
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