13B PP Inlet Flange (FC 13B S4/5)

13B peripheral port inlet flange (FC S4/5 block)

Water cut from 10mm aluminium

This is to suit a 13b turbo motor either series 4 or 5

43mm inlet PP ports, you can enlarge them to suit your application, also 10mm bolt holes if need to move to alter your sleeve design

Perfect for making a new intake manifold