Breathers

S&S Cycle #31-2104 - Hardware Kit, Crankcase Breather, EFI, 4-1/8" Bore

S&S Cycle #33-4250 - Steel Breather Gear

Breather gear kit for late 1977-1999 big twin. Standard size replacement for use in cases where original breather gear hole has not been modified. Kit comes with standard size breather gear and one...

S&S Cycle #33-4253 - Steel Breather Gear

Breather gear kit for 1948 - early 1977 big twin. Standard size replacement for use in cases where original breather gear hole has not been modified. Kit comes with standard size breather gear and...

S&S Cycle #33-4260 - Breather Gear - +.030"

Breather gear for late 1977-1999 big twin. +.030" oversize replacement for use in a case where an oversize breather gear hole is required for repair. Fits S&S SH-Series and V-Series engines.

S&S Cycle #33-4263 - Breather Gear - +.030"

Breather Gear - +.030"FeaturesKit comes with gear and spacerRequire the use of corresponding cam and pinion gearMade in the U.S.A.SpecsProduct NameGear Kit

S&S Cycle #50-0449 - Fitting, Vent, Outside Process, .450", Plated

S&S Cycle #50-0454 - Fitting, Vent, 3/8", Plated, 1999-2006 bt

S&S Cycle #50-8262-S - Hose, Rear, Vent, Breather, Formed, Section 1, SAE J30

S&S Cycle #50-8263-S - Hose, Rear, Head, Breather, Formed, Section 2, SAE J30

S&S Cycle #50-8404-S - Spring, Wave, S&S Breather Reed Valve, 1.600" x 2" x .375"

S&S Cycle #560-0272 - Hose, Breather, Formed, 2020-up KRX Models

S&S Cycle #900-0416 - Gasket, Breather Baffle, .031" Thick, MP-2N, 2011-up bt

S&S Cycle #900-1186 - Billet Head Breather Kit - Anodized Blue - M8

The crew here at S&S Cycle have been working on our new Billet Head Breathers, crafted from premium 6061 aluminum and anodized in the iconic S&S Blue. Our new breathers feature a dual O-ring design,...

S&S Cycle 106-0845 S&S Cycle 92-99 BT 1/2-13 UNC Breather Screw

S&S Cycle 92-99 BT 1/2-13 UNC Breather ScrewBreather Screw 1/2-13 UNC, +.250"

S&S Cycle 106-2667 S&S Cycle 2008 Touring Breather Screw - 3/8-16

S&S Cycle 2008 Touring Breather Screw - 3/8-16Breather Screw 3/8-16 UNC, +.250