S&S, steel breather valve. STD - 36-47 B.T. (NU) 514680 Accepts any 5-hole Big Twin

Accepts any 5-hole Big Twin style derby cover (sold separately)

Compatible with both gasoline and ethanol and available in black braided textile in motorsport quality

No modification for forks required

FLTR MODELS (NU)

S&S, steel breather valve. STD - 36-47 B.T. (NU) 514680 Accepts any 5-hole Big TwinHigh quality steel breather valve for use as stock or high performance replacement. Note: S&S breather valves come with elongated breather holes to increase the duration of the vacuum, allowing more oil to be drawn from the cylinder heads. This has no disadvantage in any model year, either stock or Big Inch motor. Note: that steel breathers require steel breather valve spacers. Plastic breathers require plastic spacers. Do not intermix steel and