From the side on the rocker cover and the side of the engine, loop rearwards and as high as you can before down and into the catch can. the 3 pipe I had as an exit, again looping up high then down and then to atmosphere near the passenger foot well floor.
Crossflow Breather hose routing
in jwfjohn's Blog
A blog by jwfjohn in Members' Blogs
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I had one of these on my XF
http://www.burtonpower.com/oil-filler-cap-x-flow-pinto-etc-fp630.html
never had a mess .
From the side on the rocker cover and the side of the engine, loop rearwards and as high as you can before down and into the catch can. the 3 pipe I had as an exit, again looping up high then down and then to atmosphere near the passenger foot well floor.
hope that helps