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Holey Battery Box
or a radically altered stock bike
S&S Premium 55mm CNC Ported Black Manifold for M8 Models
For use with swing arm bikes
This kit includes a manifold for engines with stock length cylinders
M8 Vented Trans Top Cover for '17 & UP M8 Softail & Touring Throttles & Grips Handlebars and Controls Holey Battery BoxM8 Vented Trans Top Cover for '17 & UP M8 Softail & Touring The Harley Davidson M8 engine is plagued with excessive oil consumption and blow by. The Trask Performance CheckM8 vented transmission top cover fixes most of these issues by using a one way Boyesen valve to bleed off excess crankcase pressure whilst keeping oil air mist in the cam chest, allowing the oil pump to work more efficiently. This will reduce the oil exiting from the head breathers
