Description
Rocker box breathers are critical to engine longevity—they allow pressure and moisture to escape while preventing contaminants from entering your crankcase. A quality breather filter like the JAMES GASKET unit protects internal engine components from dirt and debris that can accelerate wear on bearings, gaskets, and seals. For Twin Cam engines running hard, this is a maintenance essential that pays for itself in extended engine life.
- Fits Twin Cam engines
- Direct rocker box breather application
- OEM-equivalent filtration performance
- Prevents moisture ingress
- Reduces crankcase contamination
- Bolt-on installation
- Durable filter media
- MPN: JGI-63815-99









