Most 13.5 motors are pretty good from the major brands, I would look at the HPI motors, Speed passions good stuff, Hobbywing 13.5.
The Hpi motors are great value, here is a link:
http://www.modelsport.co.uk/hpi-flux...products/39601
Hobbywing esc:
http://www.xtreme-rc.org.uk/catalog/...roducts_id=584
Motor:
http://www.xtreme-rc.org.uk/catalog/...roducts_id=586
Xtreme rc support the club and can bring products to the meetings, just give Ed or Les a call and they can sort you out.