Back plate for FORA combat engine.
This back plate seal with an O-ring
The rubber sealing is NOT included when you buy this item!
This item is also available in a 10 pack http://shpws.me/M0el
Special tool for removing the back plate: http://shpws.me/M0dO
More info: http://www.f2d.dk/equipment/engine/backplate.htm#o-ring