FEULING ROCKER BOX BREATHERS (M8 & TWINCAM) LIGHTING_RAMJET RACING If you have dual disks

If you have dual disks

39mm Dyna / FXR / Sportster : Tubes do not work with FXDX or FXDXT factory cartridges

Made specifically for Thrashin Supply's Apex floorboards

AND SHARE DATA LOGS AND TUNES

RAMJET RACING RPC TRUCKER SNAP BACK BLACK AND WHITE

FEULING ROCKER BOX BREATHERS (M8 & TWINCAM) LIGHTING_RAMJET RACING If you have dual disksAvailable for M8 or Twin cam engines! M8 Engines '17+ Machined from billet 6061 aluminum with square surfaces, promoting excellent umbrella valve sealing longer main breather exit nipples with dual O rings to promote better breather system sealing. Properly sized breather inlets and location for optimum engine breathing. Unique design maximizes breather volume and allows for easy serviceability. Breather bodies have multiple drain ports located on the