The Cometic C9191 Complete EST Gasket Kit is designed for Harley-Davidson Evolution Sportster engines requiring a comprehensive overhaul gasket solution. This complete kit includes the gaskets, seals, washers, and O-rings needed to service the engine, helping simplify installation and ensure compatibility across the specified applications. The kit corresponds to OE reference 17027-04B.
Cometic’s Extreme Sealing Technology (EST) combines application-specific gasket designs with advanced materials and manufacturing processes developed for high-performance V-Twin engines. Components include MLS head gaskets, steel Viton-coated base gaskets, blue Viton valve stem seals, and AFM material. These materials are selected to provide dependable sealing performance in demanding Harley-Davidson applications.
This Cometic gasket kit fits 2009–2012 Harley-Davidson XL883N Iron 883 models, 2014–2017 XL1200T SuperLow Touring models, and 2016–2017 XL1200CX Roadster models. Verify the engine configuration and application before installation to ensure the kit matches the motorcycle being serviced. The manufacturer part number is C9191, and the vendor part number is also C9191.
Features:
- Cometic EST Complete Motor Kit for Harley-Davidson Evolution Sportster engines
- Includes gaskets, seals, washers, and O-rings for a complete engine overhaul
- MLS head gaskets support reliable cylinder-head sealing
- Steel Viton-coated base gaskets provide durable sealing performance
- Blue Viton valve stem seals and AFM gasket material included
- Fits 2009–2012 Harley-Davidson XL883N Iron 883 models
- Fits 2014–2017 Harley-Davidson XL1200T SuperLow Touring models
- Fits 2016–2017 Harley-Davidson XL1200CX Roadster models
- Brand: Cometic
- Manufacturer part number: C9191
- Vendor part number: C9191
- OE reference: 17027-04B
Fitment:
2007 Harley Davidson XL883 Sportster 883
2007 Harley Davidson XL883C Sportster 883 Custom
2007 Harley Davidson XL883L Super Low
2007 Harley Davidson XL883R 883 Roadster
2008 Harley Davidson XL883 Sportster 883
2008 Harley Davidson XL883C Sportster 883 Custom
2008 Harley Davidson XL883L Super Low
2009 Harley Davidson XL883C Sportster 883 Custom
2009 Harley Davidson XL883L Super Low
2009 Harley Davidson XL883N Iron 883
2010 Harley Davidson XL883L Super Low
2010 Harley Davidson XL883N Iron 883
2011 Harley Davidson XL883L Super Low
2011 Harley Davidson XL883N Iron 883
2012 Harley Davidson XL883L Super Low
2012 Harley Davidson XL883N Iron 883
2013 Harley Davidson XL883L Super Low
2013 Harley Davidson XL883N Iron 883
2014 Harley Davidson XL1200C Sportster 1200 Custom
2014 Harley Davidson XL1200T Super Low Touring
2014 Harley Davidson XL1200V Seventy Two
2014 Harley Davidson XL1200X Forty-Eight
2014 Harley Davidson XL883L Super Low
2014 Harley Davidson XL883N Iron 883
2015 Harley Davidson XL1200C Sportster 1200 Custom
2015 Harley Davidson XL1200T Super Low Touring
2015 Harley Davidson XL1200V Seventy Two
2015 Harley Davidson XL1200X Forty-Eight
2015 Harley Davidson XL883L Super Low
2015 Harley Davidson XL883N Iron 883
2016 Harley Davidson XL1200C Sportster 1200 Custom
2016 Harley Davidson XL1200CX Roadster
2016 Harley Davidson XL1200T Super Low Touring
2016 Harley Davidson XL1200V Seventy Two
2016 Harley Davidson XL1200X Forty-Eight
2016 Harley Davidson XL883L Super Low
2016 Harley Davidson XL883N Iron 883
2017 Harley Davidson XL1200C Sportster 1200 Custom
2017 Harley Davidson XL1200CX Roadster
2017 Harley Davidson XL1200T Super Low Touring
2017 Harley Davidson XL1200X Forty-Eight
2017 Harley Davidson XL883L Super Low
2017 Harley Davidson XL883N Iron 883
2018 Harley Davidson XL883L Super Low
2018 Harley Davidson XL883N Iron 883
2019 Harley Davidson XL883L Super Low
2019 Harley Davidson XL883N Iron 883