Core plug set - block & head 2.25 5MB petrol

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Core plugs are manufactured in the USA and of much better quality than anything else available on the UK market today. These are thicker, deeper core plugs which will sit squarer, are easier to fit and therefore less likely to leak.

Choose  3MB or 5MB engine.  

Series 2a - 3  2.25 3MB up to 1981
Series 3  2.25 5MB Petrol  (1981 onwards)
90/110 - 2.25 5MB Petrol

Block  Casting                        Cylinder Head
1          524765                       1          524765
2          587628                       4          549702
3          597586                       1          525497        
1          525497                        
3          525428    (3MB)         
2          ERC 4995 
6          ERC 4996 (5MB)

Full list enclosed with core plug set

NOTE: threaded plugs not included but can be purchased separately, If you have a S2 engine you require 2 x 250840 welch plugs listed separately also- see related items below.